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Dr. Portia M. Harris, MD

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Specializes in: Adult Rheumatology

Tulane University School of Medicine

Professional interests include: arthritis, rheumatic diseases

104 Millsaps Drive
Hattiesburg, MS 39402

(601) 288-7500

Dr. Portia M. Harris, MD is a rheumatologist in Hattiesburg, MS specializing in adult rheumatology. She graduated from Tulane University School of Medicine. Dr. Portia M. Harris, MD is affiliated with Hattiesburg Clinic.

Office Locations

Hattiesburg Clinic

104 Millsaps Drive
Hattiesburg, MS 39402

(601) 288-7500

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Noteworthy Medicare Patient Procedures Performed by Dr. Portia M. Harris, MD in 2023

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

Top 5%

By Affordability:

In 2023, Dr. Portia M. Harris, MD had a list price for calcium blood test, calcium test, sed rate (ESR), total calcium test, urinalysis, and urine tests that was lower than the list prices billed to Medicare by 95% of providers in related specialties within Mississippi. 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.

Top 25%

By Affordability:

lab tests

In 2012, Dr. Portia M. Harris, MD had a list price for lab tests that was lower than the list prices billed to Medicare by 75% of providers in related specialties within Mississippi. 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. Portia M. Harris, MD treated as a rheumatologist in Hattiesburg, MS during 2012 were lab tests, blood draw, minimally invasive procedures and chemotherapy.

Volume of procedures performed by Dr. Portia M. Harris, MD for Medicare patients.

aspiration	49
biological response modifier (BRM) therapy	356
blood draw	1210
chemotherapy	356
doctor visit	1452
injections	49
lab tests	2106
minimally invasive procedures	442

Medicare Procedure and Patient Information

2013 Medicare Procedure Volume

The top procedures that Dr. Portia M. Harris, MD treated as a rheumatologist in Hattiesburg, MS during 2013 were lab tests, blood draw, minimally invasive procedures and chemotherapy.

Volume of procedures performed by Dr. Portia M. Harris, MD for Medicare patients.

biological response modifier (BRM) therapy	299
blood draw	1303
chemotherapy	299
doctor visit	1478
lab tests	2884
minimally invasive procedures	377

2013 Medicare Patient Data

Information about Medicare patients treated by Dr. Portia M. Harris, MD.

**Gender**
Male	119
Female	577

**Ethnicity**
Non-Hispanic White	490
Black	193
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	263
From 75 to 84	161
85 and over	38
Less than 65	234

Conditions of Medicare patients treated by Dr. Portia M. Harris, MD in 2013

Hypertension	71
High Cholesterol	47
Stroke	3
Ischemic Heart Disease	34
Depression	25
Chronic Kidney Disease	19
Asthma	8
Osteoperosis	26
Atrial Fibrilation	6
Heart Failure	15
Chronic Obstructive Pulmonary Disease	11
Diabetes	30
Dementia	8
Cancer	7

Medicare Procedure and Patient Information

2014 Medicare Procedure Volume

The top procedures that Dr. Portia M. Harris, MD treated as a rheumatologist in Hattiesburg, MS during 2014 were lab tests, blood draw, chemotherapy and biological response modifier (BRM) therapy.

Volume of procedures performed by Dr. Portia M. Harris, MD for Medicare patients.

biological response modifier (BRM) therapy	225
blood draw	1229
chemotherapy	225
doctor visit	1307
lab tests	2282
minimally invasive procedures	225

2014 Medicare Patient Data

Information about Medicare patients treated by Dr. Portia M. Harris, MD.

**Gender**
Male	112
Female	524

**Ethnicity**
Non-Hispanic White	452
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	262
From 75 to 84	139
85 and over	34
Less than 65	201

Conditions of Medicare patients treated by Dr. Portia M. Harris, MD in 2014

Hypertension	73
High Cholesterol	46
Stroke	3
Ischemic Heart Disease	34
Depression	25
Chronic Kidney Disease	21
Asthma	7
Osteoperosis	27
Atrial Fibrilation	7
Heart Failure	14
Chronic Obstructive Pulmonary Disease	12
Diabetes	30
Dementia	7
Cancer	7

Medicare Procedure and Patient Information

2015 Medicare Procedure Volume

The top procedures that Dr. Portia M. Harris, MD treated as a rheumatologist in Hattiesburg, MS during 2015 were lab tests, blood draw, chemotherapy and biological response modifier (BRM) therapy.

Volume of procedures performed by Dr. Portia M. Harris, MD for Medicare patients.

biological response modifier (BRM) therapy	170
blood draw	1076
chemotherapy	170
doctor visit	1068
lab tests	2006
minimally invasive procedures	170

2015 Medicare Patient Data

Information about Medicare patients treated by Dr. Portia M. Harris, MD.

**Gender**
Male	180
Female	986

**Ethnicity**
Non-Hispanic White	844
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	450
From 75 to 84	284
85 and over	70
Less than 65	362

Conditions of Medicare patients treated by Dr. Portia M. Harris, MD in 2015

Hypertension	70
High Cholesterol	49
Stroke	0
Ischemic Heart Disease	33
Depression	23
Chronic Kidney Disease	21
Asthma	9
Osteoperosis	28
Atrial Fibrilation	7
Heart Failure	15
Chronic Obstructive Pulmonary Disease	13
Diabetes	29
Dementia	8
Cancer	6

Medicare Procedure and Patient Information

2016 Medicare Procedure Volume

The top procedures that Dr. Portia M. Harris, MD treated as a rheumatologist in Hattiesburg, MS during 2016 were lab tests, blood draw, chemotherapy and biological response modifier (BRM) therapy.

Volume of procedures performed by Dr. Portia M. Harris, MD for Medicare patients.

biological response modifier (BRM) therapy	150
blood draw	1140
chemotherapy	150
doctor visit	1141
lab tests	1876
minimally invasive procedures	150

2016 Medicare Patient Data

Information about Medicare patients treated by Dr. Portia M. Harris, MD.

**Gender**
Male	84
Female	554

**Ethnicity**
Non-Hispanic White	461
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	243
From 75 to 84	167
85 and over	46
Less than 65	182

Conditions of Medicare patients treated by Dr. Portia M. Harris, MD in 2016

Hypertension	72
High Cholesterol	51
Stroke	3
Ischemic Heart Disease	36
Depression	25
Chronic Kidney Disease	26
Asthma	16
Osteoperosis	34
Atrial Fibrilation	8
Heart Failure	13
Chronic Obstructive Pulmonary Disease	13
Diabetes	29
Dementia	8
Cancer	5

Medicare Procedure and Patient Information

2017 Medicare Procedure Volume

The top procedures that Dr. Portia M. Harris, MD treated as a rheumatologist in Hattiesburg, MS during 2017 were blood draw, lab tests, chemotherapy and biological response modifier (BRM) therapy.

Volume of procedures performed by Dr. Portia M. Harris, MD for Medicare patients.

biological response modifier (BRM) therapy	162
blood draw	1158
chemotherapy	162
doctor visit	1143
lab tests	1070
minimally invasive procedures	162

2017 Medicare Patient Data

Information about Medicare patients treated by Dr. Portia M. Harris, MD.

**Gender**
Male	79
Female	546

**Ethnicity**
Non-Hispanic White	454
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	266
From 75 to 84	141
85 and over	44
Less than 65	174

Conditions of Medicare patients treated by Dr. Portia M. Harris, MD in 2017

Hypertension	74
High Cholesterol	43
Stroke	3
Ischemic Heart Disease	38
Depression	28
Chronic Kidney Disease	27
Asthma	8
Osteoperosis	37
Atrial Fibrilation	8
Heart Failure	12
Chronic Obstructive Pulmonary Disease	13
Diabetes	28
Dementia	7
Cancer	6

Medicare Procedure and Patient Information

2018 Medicare Procedure Volume

The top procedures that Dr. Portia M. Harris, MD treated as a rheumatologist in Hattiesburg, MS during 2018 were lab tests, blood draw, chemotherapy and biological response modifier (BRM) therapy.

Volume of procedures performed by Dr. Portia M. Harris, MD for Medicare patients.

biological response modifier (BRM) therapy	148
blood draw	1046
chemotherapy	148
doctor visit	1064
lab tests	1079
minimally invasive procedures	148

2018 Medicare Patient Data

Information about Medicare patients treated by Dr. Portia M. Harris, MD.

**Gender**
Male	74
Female	561

**Ethnicity**
Non-Hispanic White	463
Black	161
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	276
From 75 to 84	166
85 and over	39
Less than 65	154

Conditions of Medicare patients treated by Dr. Portia M. Harris, MD in 2018

Hypertension	73
High Cholesterol	55
Stroke	4
Ischemic Heart Disease	35
Depression	30
Chronic Kidney Disease	29
Asthma	9
Osteoperosis	39
Atrial Fibrilation	9
Heart Failure	14
Chronic Obstructive Pulmonary Disease	15
Diabetes	29
Dementia	7
Cancer	8

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

The top procedures that Dr. Portia M. Harris, MD treated as a rheumatologist in Hattiesburg, MS during 2019 were lab tests, blood draw, chemotherapy and biological response modifier (BRM) therapy.

Volume of procedures performed by Dr. Portia M. Harris, MD for Medicare patients.

biological response modifier (BRM) therapy	196
blood draw	1046
chemotherapy	196
doctor visit	1170
lab tests	2204
minimally invasive procedures	196

2019 Medicare Patient Data

Information about Medicare patients treated by Dr. Portia M. Harris, MD.

**Gender**
Male	78
Female	564

**Ethnicity**
Non-Hispanic White	481
Black	150
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	269
From 75 to 84	182
85 and over	49
Less than 65	142

Conditions of Medicare patients treated by Dr. Portia M. Harris, MD in 2019

Hypertension	74
High Cholesterol	59
Stroke	3
Ischemic Heart Disease	35
Depression	33
Chronic Kidney Disease	31
Asthma	8
Osteoperosis	40
Atrial Fibrilation	9
Heart Failure	16
Chronic Obstructive Pulmonary Disease	15
Diabetes	30
Dementia	8
Cancer	8

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

The top procedures that Dr. Portia M. Harris, MD treated as a rheumatologist in Hattiesburg, MS during 2020 were lab tests, blood draw, chemotherapy and biological response modifier (BRM) therapy.

Volume of procedures performed by Dr. Portia M. Harris, MD for Medicare patients.

biological response modifier (BRM) therapy	197
blood draw	877
chemotherapy	197
doctor visit	886
lab tests	2358
minimally invasive procedures	197

2020 Medicare Patient Data

Information about Medicare patients treated by Dr. Portia M. Harris, MD.

**Gender**
Male	92
Female	606

**Ethnicity**
Non-Hispanic White	527
Black	158
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	313
From 75 to 84	210
85 and over	49
Less than 65	126

Conditions of Medicare patients treated by Dr. Portia M. Harris, MD in 2020

Hypertension	72
High Cholesterol	54
Stroke	2
Ischemic Heart Disease	35
Depression	29
Chronic Kidney Disease	28
Asthma	7
Osteoperosis	42
Atrial Fibrilation	7
Heart Failure	15
Chronic Obstructive Pulmonary Disease	11
Diabetes	28
Dementia	9
Cancer	6

Medicare Procedure and Patient Information

2021 Medicare Procedure Volume

The top procedures that Dr. Portia M. Harris, MD treated as a rheumatologist in Hattiesburg, MS during 2021 were lab tests, blood draw, chemotherapy and biological response modifier (BRM) therapy.

Volume of procedures performed by Dr. Portia M. Harris, MD for Medicare patients.

biological response modifier (BRM) therapy	286
blood draw	970
chemotherapy	286
doctor visit	992
lab tests	2669
minimally invasive procedures	286

2021 Medicare Patient Data

Information about Medicare patients treated by Dr. Portia M. Harris, MD.

**Gender**
Male	88
Female	552

**Ethnicity**
Non-Hispanic White	492
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	299
From 75 to 84	199
85 and over	40
Less than 65	102

Conditions of Medicare patients treated by Dr. Portia M. Harris, MD in 2021

Hypertension	71
High Cholesterol	58
Stroke	2
Ischemic Heart Disease	33
Depression	29
Chronic Kidney Disease	27
Asthma	9
Osteoperosis	46
Atrial Fibrilation	7
Heart Failure	13
Chronic Obstructive Pulmonary Disease	11
Diabetes	26
Dementia	9
Cancer	8

Medicare Procedure and Patient Information

2022 Medicare Procedure Volume

The top procedures that Dr. Portia M. Harris, MD treated as a rheumatologist in Hattiesburg, MS during 2022 were lab tests, blood draw, minimally invasive procedures and chemotherapy.

Volume of procedures performed by Dr. Portia M. Harris, MD for Medicare patients.

biological response modifier (BRM) therapy	271
blood draw	949
chemotherapy	271
doctor visit	946
lab tests	2109
minimally invasive procedures	330

2022 Medicare Patient Data

Information about Medicare patients treated by Dr. Portia M. Harris, MD.

**Gender**
Male	86
Female	515

**Ethnicity**
Non-Hispanic White	473
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	265
From 75 to 84	192
85 and over	60
Less than 65	84

Conditions of Medicare patients treated by Dr. Portia M. Harris, MD in 2022

Hypertension	75
High Cholesterol	72
Stroke	5
Ischemic Heart Disease	30
Depression	30
Chronic Kidney Disease	20
Asthma	12
Osteoperosis	52
Atrial Fibrilation	12
Heart Failure	10
Chronic Obstructive Pulmonary Disease	15
Diabetes	26
Dementia	5
Cancer	10

Medicare Procedure and Patient Information

2023 Medicare Procedure Volume

The top procedures that Dr. Portia M. Harris, MD treated as a rheumatologist in Hattiesburg, MS during 2023 were lab tests, blood draw, minimally invasive procedures and chemotherapy.

Volume of procedures performed by Dr. Portia M. Harris, MD for Medicare patients.

biological response modifier (BRM) therapy	204
blood draw	871
chemotherapy	204
doctor visit	916
lab tests	1165
minimally invasive procedures	323

2023 Medicare Patient Data

Information about Medicare patients treated by Dr. Portia M. Harris, MD.

**Gender**
Male	65
Female	482

**Ethnicity**
Non-Hispanic White	440
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	241
From 75 to 84	182
85 and over	53
Less than 65	71

Conditions of Medicare patients treated by Dr. Portia M. Harris, MD in 2023

Hypertension	75
High Cholesterol	72
Stroke	6
Ischemic Heart Disease	30
Depression	30
Chronic Kidney Disease	20
Asthma	13
Osteoperosis	54
Atrial Fibrilation	11
Heart Failure	10
Chronic Obstructive Pulmonary Disease	17
Diabetes	26
Dementia	5
Cancer	11

Medicare Procedure and Patient Information

Average Medicare Procedure Volume From 2012 - 2023

Volume of procedures performed by Dr. Portia M. Harris, MD for Medicare patients.

The highest averages for the top procedures that Dr. Portia M. Harris, MD treated as a rheumatologist in Hattiesburg, MS were lab tests, blood draw, minimally invasive procedures and chemotherapy.

aspiration	49
biological response modifier (BRM) therapy	222
blood draw	1072
chemotherapy	222
doctor visit	1130
injections	49
lab tests	1984
minimally invasive procedures	250

Average Medicare Patient Data From 2012 - 2023

Information about Medicare patients treated by Dr. Portia M. Harris, MD.

**Gender**
Female	538
Male	88

**Ethnicity**
Black / African American	55
Asian / Pacific Islander	0
Non-Hispanic White	464
Native American / Alaskan Native	0
Hispanic	0
Other	0

**Age**
75 to 84	168
85 and over	43
Less than 65	152
65 to 74	262

Average of Total of Conditions of Medicare patients treated by Dr. Portia M. Harris, MD From 2012 - 2023

The highest averages of the most common conditions of Medicare patients that Dr. Portia M. Harris, MD treated were hypertension, high cholesterol, osteoperosis and ischemic heart disease.

Hypertension	66
High Cholesterol	50
Stroke	2
Ischemic Heart Disease	31
Depression	25
Chronic Kidney Disease	22
Asthma	8
Osteoporosis	35
Heart Failure	12
Chronic Obstructive Pulmonary Disease	12
Diabetes	25
Atrial Fibrillation	7
Dementia	6
Cancer	6

Education & Training

Dr. Portia M. Harris, MD graduated from Tulane University School of Medicine. She completed residency at Ochsner Medical Center. She is certified by the American Board of Internal Medicine and has a state license in Mississippi.

Medical School: Tulane University School of Medicine

Residency: Ochsner Medical Center

Board Certification: American Board of Internal Medicine

Licensed In: Mississippi

Affiliations & Hospitals

Dr. Portia M. Harris, MD is associated with these hospitals and organizations:

Hattiesburg Clinic

Ratings & Reviews

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General Payments

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

**Payments by Company**
Pfizer Inc.	$1,436 XELJANZ $1,242	LYRICA $161	CELEBREX $21	EMBEDA $11
E.R. Squibb & Sons, L.L.C.	$1,060 ORENCIA $1,060
Novartis Pharmaceuticals Corporation	$988 COSENTYX $964	Ilaris $24
Amgen Inc.	$779 Enbrel $316	Prolia $281	Otezla $159	Tavneos $23
GlaxoSmithKline, LLC.	$613 BENLYSTA $613
Other	$3,402 ACTHAR $375	Humira $363	Rinvoq $334	Actemra $263	Rituxan $257	Other $1,810

**Types of Payments**
Food and Beverage	$8,122
Education	$157

Biography

Dr. Portia Harris sees patients in Hattiesburg, MS. Her medical specialty is adult rheumatology. Her areas of expertise include arthritis. She is affiliated with Hattiesburg Clinic. Dr. Harris attended Tulane University School of Medicine and then went on to complete her residency at Ochsner Medical Center.

Select Year:

Dr. Portia M. Harris, MD

Office Locations

Noteworthy Medicare Patient Procedures Performed by Dr. Portia M. Harris, MD in 2023

By Affordability:

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. Portia M. Harris, MD in 2013

Medicare Procedure and Patient Information

2014 Medicare Procedure Volume

2014 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Portia M. Harris, MD in 2014

Medicare Procedure and Patient Information

2015 Medicare Procedure Volume

2015 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Portia M. Harris, MD in 2015

Medicare Procedure and Patient Information

2016 Medicare Procedure Volume

2016 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Portia M. Harris, MD in 2016

Medicare Procedure and Patient Information

2017 Medicare Procedure Volume

2017 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Portia M. Harris, MD in 2017

Medicare Procedure and Patient Information

2018 Medicare Procedure Volume

2018 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Portia M. Harris, MD in 2018

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

2019 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Portia M. Harris, MD in 2019

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

2020 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Portia M. Harris, MD in 2020

Medicare Procedure and Patient Information

2021 Medicare Procedure Volume

2021 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Portia M. Harris, MD in 2021

Medicare Procedure and Patient Information

2022 Medicare Procedure Volume

2022 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Portia M. Harris, MD in 2022

Medicare Procedure and Patient Information

2023 Medicare Procedure Volume

2023 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Portia M. Harris, 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. Portia M. Harris, MD From 2012 - 2023

Education & Training

Affiliations & Hospitals

Ratings & Reviews

General Payments

Biography

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