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Dr. William Marshall Portnoy, MD

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Specializes in: Facial Plastic Surgery and Otolaryngology (Ear, Nose, and Throat)

George Washington University School of Medicine and Health Sciences (1987)

3100 Sw 62nd Avenue Suite 124
Miami, FL 33155

(305) 662-8377

Dr. William Marshall Portnoy, MD is a facial plastic surgeon in Miami, FL specializing in facial plastic surgery and otolaryngology (ear, nose, and throat). He graduated from George Washington University School of Medicine and Health Sciences in 1987 and has 39 years of experience. Dr. William Marshall Portnoy, MD is affiliated with Baptist Health.

Office Locations

3100 Sw 62nd Avenue Suite 124
Miami, FL 33155

(305) 662-8377

(305) 663-8513

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Baptist Health

5000 University Drive Suite 2200
Miami, FL 33146

(305) 239-5090

(305) 340-3371

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In The News

“Some New Yorkers, like Dr. William Portnoy, are taking advantage of falling rates to refinance less than a year after taking out their first mortgage.”—"REFINANCING JUMPS 35% IN ONE WEEK", New York Daily News, March 2003

Noteworthy Medicare Patient Procedures Performed by Dr. William Marshall Portnoy, MD in 2023

Click on any procedure below to see further details on volume and pricing among Medicare patients.

Top 25%

By Affordability:

diagnostic flexible laryngoscopy

diagnostic laryngoscopy

ear procedures

fiberoptic laryngoscopy

flexible laryngoscopy

laryngeal procedures

laryngoscopy

In 2012, Dr. William Marshall Portnoy, MD had a list price for diagnostic flexible laryngoscopy, diagnostic laryngoscopy, ear procedures, fiberoptic laryngoscopy, flexible laryngoscopy, laryngeal (voice box) procedures, and laryngoscopy that was lower than the list prices billed to Medicare by 75% of providers in related specialties within Florida. Actual amounts paid by patients can vary widely depending on a number of factors, including insurance coverage. A lower list price, however, might mean lower fees when paying without insurance.

Medicare Procedure and Patient Information

2012 Medicare Procedure Volume

The top procedures that Dr. William Marshall Portnoy, MD treated as a facial plastic surgeon in Miami, FL during 2012 were ear procedures, diagnostic procedures, minimally invasive procedures and laryngeal (voice box) procedures.

Volume of procedures performed by Dr. William Marshall Portnoy, MD for Medicare patients.

diagnostic procedures	217
doctor visit	624
ear procedures	474
foreign body removal	24
laryngeal (voice box) procedures	96
minimally invasive procedures	96

Medicare Procedure and Patient Information

2013 Medicare Procedure Volume

The top procedures that Dr. William Marshall Portnoy, MD treated as a facial plastic surgeon in Miami, FL during 2013 were ear procedures, diagnostic procedures, minimally invasive procedures and laryngeal (voice box) procedures.

Volume of procedures performed by Dr. William Marshall Portnoy, MD for Medicare patients.

diagnostic procedures	207
doctor visit	703
ear procedures	429
foreign body removal	31
laryngeal (voice box) procedures	125
minimally invasive procedures	125
nosebleed treatment	21

2013 Medicare Patient Data

Information about Medicare patients treated by Dr. William Marshall Portnoy, MD.

**Gender**
Male	220
Female	193

**Ethnicity**
Non-Hispanic White	334
Black	26
Hispanic	37
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	151
From 75 to 84	140
85 and over	67
Less than 65	55

Conditions of Medicare patients treated by Dr. William Marshall Portnoy, MD in 2013

Hypertension	55
High Cholesterol	59
Stroke	4
Ischemic Heart Disease	40
Depression	23
Chronic Kidney Disease	14
Asthma	9
Osteoperosis	12
Atrial Fibrilation	10
Heart Failure	15
Chronic Obstructive Pulmonary Disease	15
Diabetes	28
Dementia	9
Cancer	12

Medicare Procedure and Patient Information

2014 Medicare Procedure Volume

The top procedures that Dr. William Marshall Portnoy, MD treated as a facial plastic surgeon in Miami, FL during 2014 were ear procedures, diagnostic procedures, minimally invasive procedures and laryngeal (voice box) procedures.

Volume of procedures performed by Dr. William Marshall Portnoy, MD for Medicare patients.

diagnostic procedures	163
doctor visit	611
ear procedures	389
foreign body removal	16
laryngeal (voice box) procedures	127
minimally invasive procedures	127
nosebleed treatment	11

2014 Medicare Patient Data

Information about Medicare patients treated by Dr. William Marshall Portnoy, MD.

**Gender**
Male	222
Female	196

**Ethnicity**
Non-Hispanic White	328
Black	32
Hispanic	29
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	163
From 75 to 84	141
85 and over	62
Less than 65	52

Conditions of Medicare patients treated by Dr. William Marshall Portnoy, MD in 2014

Hypertension	55
High Cholesterol	53
Stroke	4
Ischemic Heart Disease	36
Depression	19
Chronic Kidney Disease	16
Asthma	10
Osteoperosis	10
Atrial Fibrilation	11
Heart Failure	16
Chronic Obstructive Pulmonary Disease	15
Diabetes	33
Dementia	7
Cancer	13

Medicare Procedure and Patient Information

2015 Medicare Procedure Volume

The top procedures that Dr. William Marshall Portnoy, MD treated as a facial plastic surgeon in Miami, FL during 2015 were ear procedures, minimally invasive procedures, laryngeal (voice box) procedures and diagnostic procedures.

Volume of procedures performed by Dr. William Marshall Portnoy, MD for Medicare patients.

diagnostic procedures	76
doctor visit	640
ear procedures	369
foreign body removal	32
laryngeal (voice box) procedures	103
minimally invasive procedures	103

2015 Medicare Patient Data

Information about Medicare patients treated by Dr. William Marshall Portnoy, MD.

**Gender**
Male	474
Female	402

**Ethnicity**
Non-Hispanic White	706
Black	48
Hispanic	70
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	358
From 75 to 84	266
85 and over	160
Less than 65	92

Conditions of Medicare patients treated by Dr. William Marshall Portnoy, MD in 2015

Hypertension	53
High Cholesterol	53
Stroke	4
Ischemic Heart Disease	37
Depression	20
Chronic Kidney Disease	16
Asthma	7
Osteoperosis	9
Atrial Fibrilation	6
Heart Failure	13
Chronic Obstructive Pulmonary Disease	11
Diabetes	31
Dementia	11
Cancer	12

Medicare Procedure and Patient Information

2016 Medicare Procedure Volume

The top procedures that Dr. William Marshall Portnoy, MD treated as a facial plastic surgeon in Miami, FL during 2016 were ear procedures, diagnostic procedures, minimally invasive procedures and laryngeal (voice box) procedures.

Volume of procedures performed by Dr. William Marshall Portnoy, MD for Medicare patients.

diagnostic procedures	107
doctor visit	623
ear procedures	454
foreign body removal	39
laryngeal (voice box) procedures	105
minimally invasive procedures	105
nosebleed treatment	14

2016 Medicare Patient Data

Information about Medicare patients treated by Dr. William Marshall Portnoy, MD.

**Gender**
Male	209
Female	219

**Ethnicity**
Non-Hispanic White	344
Black	31
Hispanic	28
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	183
From 75 to 84	123
85 and over	74
Less than 65	48

Conditions of Medicare patients treated by Dr. William Marshall Portnoy, MD in 2016

Hypertension	51
High Cholesterol	52
Stroke	4
Ischemic Heart Disease	40
Depression	19
Chronic Kidney Disease	19
Asthma	13
Osteoperosis	10
Atrial Fibrilation	7
Heart Failure	14
Chronic Obstructive Pulmonary Disease	12
Diabetes	29
Dementia	11
Cancer	14

Medicare Procedure and Patient Information

2017 Medicare Procedure Volume

The top procedures that Dr. William Marshall Portnoy, MD treated as a facial plastic surgeon in Miami, FL during 2017 were ear procedures, diagnostic procedures, minimally invasive procedures and laryngeal (voice box) procedures.

Volume of procedures performed by Dr. William Marshall Portnoy, MD for Medicare patients.

diagnostic procedures	115
doctor visit	712
ear procedures	469
foreign body removal	36
laryngeal (voice box) procedures	110
minimally invasive procedures	110

2017 Medicare Patient Data

Information about Medicare patients treated by Dr. William Marshall Portnoy, MD.

**Gender**
Male	231
Female	231

**Ethnicity**
Non-Hispanic White	379
Black	20
Hispanic	32
Asian	0
Other	16
Native American	0

**Age**
From 65 to 74	187
From 75 to 84	148
85 and over	91
Less than 65	36

Conditions of Medicare patients treated by Dr. William Marshall Portnoy, MD in 2017

Hypertension	52
High Cholesterol	45
Stroke	3
Ischemic Heart Disease	35
Depression	21
Chronic Kidney Disease	21
Asthma	8
Osteoperosis	11
Atrial Fibrilation	9
Heart Failure	10
Chronic Obstructive Pulmonary Disease	12
Diabetes	30
Dementia	14
Cancer	13

Medicare Procedure and Patient Information

2018 Medicare Procedure Volume

The top procedures that Dr. William Marshall Portnoy, MD treated as a facial plastic surgeon in Miami, FL during 2018 were ear procedures, minimally invasive procedures, laryngeal (voice box) procedures and diagnostic procedures.

Volume of procedures performed by Dr. William Marshall Portnoy, MD for Medicare patients.

diagnostic procedures	107
doctor visit	663
ear procedures	403
foreign body removal	40
laryngeal (voice box) procedures	115
minimally invasive procedures	115

2018 Medicare Patient Data

Information about Medicare patients treated by Dr. William Marshall Portnoy, MD.

**Gender**
Male	207
Female	203

**Ethnicity**
Non-Hispanic White	337
Black	26
Hispanic	0
Asian	0
Other	22
Native American	0

**Age**
From 65 to 74	175
From 75 to 84	119
85 and over	81
Less than 65	35

Conditions of Medicare patients treated by Dr. William Marshall Portnoy, MD in 2018

Hypertension	54
High Cholesterol	55
Stroke	6
Ischemic Heart Disease	39
Depression	18
Chronic Kidney Disease	20
Asthma	5
Osteoperosis	10
Atrial Fibrilation	8
Heart Failure	10
Chronic Obstructive Pulmonary Disease	12
Diabetes	29
Dementia	13
Cancer	12

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

The top procedures that Dr. William Marshall Portnoy, MD treated as a facial plastic surgeon in Miami, FL during 2019 were ear procedures, diagnostic procedures, minimally invasive procedures and laryngeal (voice box) procedures.

Volume of procedures performed by Dr. William Marshall Portnoy, MD for Medicare patients.

diagnostic procedures	125
doctor visit	578
ear procedures	386
foreign body removal	31
laryngeal (voice box) procedures	98
minimally invasive procedures	98

2019 Medicare Patient Data

Information about Medicare patients treated by Dr. William Marshall Portnoy, MD.

**Gender**
Male	199
Female	177

**Ethnicity**
Non-Hispanic White	296
Black	0
Hispanic	27
Asian	0
Other	25
Native American	0

**Age**
From 65 to 74	171
From 75 to 84	109
85 and over	67
Less than 65	29

Conditions of Medicare patients treated by Dr. William Marshall Portnoy, MD in 2019

Hypertension	55
High Cholesterol	58
Stroke	4
Ischemic Heart Disease	37
Depression	18
Chronic Kidney Disease	21
Asthma	8
Osteoperosis	10
Atrial Fibrilation	8
Heart Failure	9
Chronic Obstructive Pulmonary Disease	14
Diabetes	29
Dementia	15
Cancer	17

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

The top procedures that Dr. William Marshall Portnoy, MD treated as a facial plastic surgeon in Miami, FL during 2020 were ear procedures, diagnostic procedures, minimally invasive procedures and laryngeal (voice box) procedures.

Volume of procedures performed by Dr. William Marshall Portnoy, MD for Medicare patients.

diagnostic procedures	89
doctor visit	478
ear procedures	319
foreign body removal	33
laryngeal (voice box) procedures	80
minimally invasive procedures	80

2020 Medicare Patient Data

Information about Medicare patients treated by Dr. William Marshall Portnoy, MD.

**Gender**
Male	168
Female	162

**Ethnicity**
Non-Hispanic White	264
Black	0
Hispanic	21
Asian	0
Other	24
Native American	0

**Age**
From 65 to 74	138
From 75 to 84	107
85 and over	66
Less than 65	19

Conditions of Medicare patients treated by Dr. William Marshall Portnoy, MD in 2020

Hypertension	54
High Cholesterol	59
Stroke	3
Ischemic Heart Disease	34
Depression	20
Chronic Kidney Disease	20
Asthma	7
Osteoperosis	12
Atrial Fibrilation	8
Heart Failure	11
Chronic Obstructive Pulmonary Disease	11
Diabetes	26
Dementia	14
Cancer	14

Medicare Procedure and Patient Information

2021 Medicare Procedure Volume

The top procedures that Dr. William Marshall Portnoy, MD treated as a facial plastic surgeon in Miami, FL during 2021 were ear procedures, minimally invasive procedures, laryngeal (voice box) procedures and diagnostic procedures.

Volume of procedures performed by Dr. William Marshall Portnoy, MD for Medicare patients.

diagnostic procedures	24
doctor visit	160
ear procedures	90
laryngeal (voice box) procedures	29
minimally invasive procedures	29

2021 Medicare Patient Data

Information about Medicare patients treated by Dr. William Marshall Portnoy, MD.

**Gender**
Male	68
Female	61

**Ethnicity**
Non-Hispanic White	102
Black	11
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	62
From 75 to 84	36
85 and over	0
Less than 65	0

Conditions of Medicare patients treated by Dr. William Marshall Portnoy, MD in 2021

Hypertension	52
High Cholesterol	66
Stroke	0
Ischemic Heart Disease	35
Depression	18
Chronic Kidney Disease	23
Asthma	0
Osteoperosis	14
Atrial Fibrilation	0
Heart Failure	0
Chronic Obstructive Pulmonary Disease	9
Diabetes	22
Dementia	11
Cancer	16

Medicare Procedure and Patient Information

2023 Medicare Procedure Volume

The top procedures that Dr. William Marshall Portnoy, MD treated as a facial plastic surgeon in Miami, FL during 2023 were ear procedures, minimally invasive procedures, laryngeal (voice box) procedures and immunotherapy.

Volume of procedures performed by Dr. William Marshall Portnoy, MD for Medicare patients.

doctor visit	194
ear procedures	91
hospital care	12
immunotherapy	21
injections	21
inpatient care	12
laryngeal (voice box) procedures	22
minimally invasive procedures	22

2023 Medicare Patient Data

Information about Medicare patients treated by Dr. William Marshall Portnoy, MD.

**Gender**
Male	92
Female	110

**Ethnicity**
Non-Hispanic White	163
Black	0
Hispanic	20
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	80
From 75 to 84	82
85 and over	0
Less than 65	0

Conditions of Medicare patients treated by Dr. William Marshall Portnoy, MD in 2023

Hypertension	73
High Cholesterol	75
Stroke	12
Ischemic Heart Disease	37
Depression	27
Chronic Kidney Disease	20
Asthma	13
Osteoperosis	24
Atrial Fibrilation	18
Heart Failure	9
Chronic Obstructive Pulmonary Disease	20
Diabetes	27
Dementia	5
Cancer	23

Medicare Procedure and Patient Information

Average Medicare Procedure Volume From 2012 - 2023

Volume of procedures performed by Dr. William Marshall Portnoy, MD for Medicare patients.

The highest averages for the top procedures that Dr. William Marshall Portnoy, MD treated as a facial plastic surgeon in Miami, FL were ear procedures, diagnostic procedures, minimally invasive procedures and laryngeal (voice box) procedures.

diagnostic procedures	123
doctor visit	544
ear procedures	352
foreign body removal	31
hospital care	12
immunotherapy	21
injections	21
inpatient care	12
laryngeal (voice box) procedures	91
minimally invasive procedures	91
nosebleed treatment	15

Average Medicare Patient Data From 2012 - 2023

Information about Medicare patients treated by Dr. William Marshall Portnoy, MD.

**Gender**
Male	190
Female	177

**Ethnicity**
Black / African American	17
Asian / Pacific Islander	0
Non-Hispanic White	295
Hispanic	24
Native American / Alaskan Native	0
Other	7

**Age**
75 to 84	115
85 and over	60
Less than 65	33
65 to 74	151

Average of Total of Conditions of Medicare patients treated by Dr. William Marshall Portnoy, MD From 2012 - 2023

The highest averages of the most common conditions of Medicare patients that Dr. William Marshall Portnoy, MD treated were high cholesterol, hypertension, ischemic heart disease and diabetes.

Hypertension	50
High Cholesterol	52
Stroke	4
Ischemic Heart Disease	33
Depression	18
Chronic Kidney Disease	17
Asthma	7
Osteoporosis	11
Heart Failure	9
Chronic Obstructive Pulmonary Disease	11
Diabetes	25
Atrial Fibrillation	7
Cancer	13
Dementia	10

Education & Training

Dr. William Marshall Portnoy, MD graduated from George Washington University School of Medicine and Health Sciences in 1987. He completed residency at New York Eye and Ear Infirmary. He is certified by the Otolaryngology American Board of Otolaryngology - Head and Neck Surgery and has a state license in New York.

Medical School: George Washington University School of Medicine and Health Sciences (1987)

Residency: New York Eye and Ear Infirmary (1992)

Board Certification: Otolaryngology American Board of Otolaryngology - Head and Neck Surgery (1993)

Licensed In: New York

Affiliations & Hospitals

Dr. William Marshall Portnoy, MD is associated with these hospitals and organizations:

Baptist Health

Ratings & Reviews

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General Payments

These charts describe general payments received by Dr. William Marshall Portnoy, MD. Doctors may receive payments for a number of reasons, including meal compensation, travel compensation, and consulting.

**Payments by Company**
Intersect ENT, Inc.	$173 Propel $154	SINUVA $19
Alcon Laboratories Inc	$124 Pataday $124
Optinose US, Inc.	$70 Xhance $70
Entellus Medical, Inc.	$68 XprESS Multi-Sinus Dilation System $53	XprESS Multi-Sinus Dilation Tool $14
Allergan Inc.	$65 BOTOX COSMETIC $43	$22
Other	$300 C Topical Solution 4 CII $57	QNASL $37	TULA $30	RELIEVA SPINPLUS Balloon Sinuplasty System $28	SURGICAL $26	Other $121

**Types of Payments**
Food and Beverage	$799

Biography

Dr. William Portnoy is a specialist in facial plastic surgery and otolaryngology (ear, nose, and throat). He speaks Spanish. His professional affiliations include South Miami Hospital, Doctors Hospital, and West Kendall Baptist Hospital. After attending George Washington University School of Medicine and Health Sciences for medical school, Dr. Portnoy completed his residency training at New York Eye and Ear Infirmary.

Select Year:

Dr. William Marshall Portnoy, MD

Office Locations

In The News

Noteworthy Medicare Patient Procedures Performed by Dr. William Marshall Portnoy, MD in 2023

By Affordability:

Medicare Procedure and Patient Information

2012 Medicare Procedure Volume

Medicare Procedure and Patient Information

2013 Medicare Procedure Volume

2013 Medicare Patient Data

Conditions of Medicare patients treated by Dr. William Marshall Portnoy, MD in 2013

Medicare Procedure and Patient Information

2014 Medicare Procedure Volume

2014 Medicare Patient Data

Conditions of Medicare patients treated by Dr. William Marshall Portnoy, MD in 2014

Medicare Procedure and Patient Information

2015 Medicare Procedure Volume

2015 Medicare Patient Data

Conditions of Medicare patients treated by Dr. William Marshall Portnoy, MD in 2015

Medicare Procedure and Patient Information

2016 Medicare Procedure Volume

2016 Medicare Patient Data

Conditions of Medicare patients treated by Dr. William Marshall Portnoy, MD in 2016

Medicare Procedure and Patient Information

2017 Medicare Procedure Volume

2017 Medicare Patient Data

Conditions of Medicare patients treated by Dr. William Marshall Portnoy, MD in 2017

Medicare Procedure and Patient Information

2018 Medicare Procedure Volume

2018 Medicare Patient Data

Conditions of Medicare patients treated by Dr. William Marshall Portnoy, MD in 2018

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

2019 Medicare Patient Data

Conditions of Medicare patients treated by Dr. William Marshall Portnoy, MD in 2019

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

2020 Medicare Patient Data

Conditions of Medicare patients treated by Dr. William Marshall Portnoy, MD in 2020

Medicare Procedure and Patient Information

2021 Medicare Procedure Volume

2021 Medicare Patient Data

Conditions of Medicare patients treated by Dr. William Marshall Portnoy, MD in 2021

Medicare Procedure and Patient Information

Medicare Procedure and Patient Information

2023 Medicare Procedure Volume

2023 Medicare Patient Data

Conditions of Medicare patients treated by Dr. William Marshall Portnoy, MD in 2023

Medicare Procedure and Patient Information

Average Medicare Procedure Volume From 2012 - 2023

Average Medicare Patient Data From 2012 - 2023

Average of Total of Conditions of Medicare patients treated by Dr. William Marshall Portnoy, MD From 2012 - 2023

Education & Training

Affiliations & Hospitals

Ratings & Reviews

General Payments

Biography

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