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Dr. Generoso Najera Sison JR., MD

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Specializes in: Family Medicine

600 S 13th Street Suite I
Pekin, IL 61554

(309) 346-1102

Dr. Generoso Najera Sison JR., MD is a family medicine practitioner in Pekin, IL specializing in family medicine.

Office Locations

600 S 13th Street Suite I
Pekin, IL 61554

(309) 346-1102

(309) 347-2885

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Noteworthy Medicare Patient Procedures Performed by Dr. Generoso Najera Sison JR., MD in 2023

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

Top 5%

By Affordability:

blood tests

In 2023, Dr. Generoso Najera Sison JR., MD had a list price for blood tests that was lower than the list prices billed to Medicare by 95% of providers in related specialties within Illinois. 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 10%

By Affordability:

coagulation tests

lab tests

prothrombin time test

urine tests

In 2023, Dr. Generoso Najera Sison JR., MD had a list price for coagulation (blood clotting) tests, lab tests, prothrombin time (PT) test, and urine tests that was lower than the list prices billed to Medicare by 90% of providers in related specialties within Illinois. 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 Volume:

flu shot

By Affordability:

liver function tests

urinalysis

In 2012, among providers in related specialties within Illinois, Dr. Generoso Najera Sison JR., MD performed more flu shot procedures for Medicare patients than 75% of them and he also had a list price for liver function tests (LFTs), and urinalysis that was lower than the list prices billed to Medicare by 75% of them. 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. Generoso Najera Sison JR., MD treated as a family medicine practitioner in Pekin, IL during 2012 were blood draw, hospital care, inpatient care and lab tests.

Volume of procedures performed by Dr. Generoso Najera Sison JR., MD for Medicare patients.

aspiration	20
blood draw	390
doctor visit	1219
ear procedures	17
hospital care	322
injections	20
inpatient care	238
lab tests	191
outpatient care	84
preventive care	60
vaccines	60

Medicare Procedure and Patient Information

2013 Medicare Procedure Volume

The top procedures that Dr. Generoso Najera Sison JR., MD treated as a family medicine practitioner in Pekin, IL during 2013 were blood draw, lab tests, preventive care and vaccines.

Volume of procedures performed by Dr. Generoso Najera Sison JR., MD for Medicare patients.

aspiration	26
blood draw	363
doctor visit	1298
ear procedures	17
injections	26
lab tests	180
preventive care	129
removal of lesion (e.g. growth)	14
skin procedures	14
vaccines	129

2013 Medicare Patient Data

Information about Medicare patients treated by Dr. Generoso Najera Sison JR., MD.

**Gender**
Male	199
Female	246

**Age**
From 65 to 74	189
From 75 to 84	150
85 and over	74
Less than 65	32

Conditions of Medicare patients treated by Dr. Generoso Najera Sison JR., MD in 2013

Hypertension	69
High Cholesterol	75
Stroke	5
Ischemic Heart Disease	26
Depression	9
Chronic Kidney Disease	17
Asthma	4
Osteoperosis	4
Atrial Fibrilation	9
Heart Failure	14
Chronic Obstructive Pulmonary Disease	16
Diabetes	27
Dementia	8
Cancer	10

Medicare Procedure and Patient Information

2014 Medicare Procedure Volume

The top procedures that Dr. Generoso Najera Sison JR., MD treated as a family medicine practitioner in Pekin, IL during 2014 were blood draw, lab tests, preventive care and vaccines.

Volume of procedures performed by Dr. Generoso Najera Sison JR., MD for Medicare patients.

aspiration	16
blood draw	420
doctor visit	1277
ear procedures	13
injections	16
lab tests	171
preventive care	122
vaccines	110

2014 Medicare Patient Data

Information about Medicare patients treated by Dr. Generoso Najera Sison JR., MD.

**Gender**
Male	216
Female	264

**Ethnicity**
Non-Hispanic White	466
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	216
From 75 to 84	137
85 and over	81
Less than 65	46

Conditions of Medicare patients treated by Dr. Generoso Najera Sison JR., MD in 2014

Hypertension	70
High Cholesterol	75
Stroke	5
Ischemic Heart Disease	27
Depression	14
Chronic Kidney Disease	18
Asthma	4
Osteoperosis	5
Atrial Fibrilation	10
Heart Failure	14
Chronic Obstructive Pulmonary Disease	21
Diabetes	28
Dementia	9
Cancer	10

Medicare Procedure and Patient Information

2015 Medicare Procedure Volume

The top procedures that Dr. Generoso Najera Sison JR., MD treated as a family medicine practitioner in Pekin, IL during 2015 were blood draw, lab tests, preventive care and vaccines.

Volume of procedures performed by Dr. Generoso Najera Sison JR., MD for Medicare patients.

blood draw	496
doctor visit	1267
lab tests	200
preventive care	122
thoracic (chest) imaging	15
vaccines	122
X-rays	15

2015 Medicare Patient Data

Information about Medicare patients treated by Dr. Generoso Najera Sison JR., MD.

**Gender**
Male	504
Female	526

**Ethnicity**
Non-Hispanic White	1000
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	470
From 75 to 84	282
85 and over	182
Less than 65	96

Conditions of Medicare patients treated by Dr. Generoso Najera Sison JR., MD in 2015

Hypertension	74
High Cholesterol	75
Stroke	6
Ischemic Heart Disease	28
Depression	14
Chronic Kidney Disease	24
Asthma	10
Osteoperosis	4
Atrial Fibrilation	10
Heart Failure	15
Chronic Obstructive Pulmonary Disease	18
Diabetes	28
Dementia	9
Cancer	10

Medicare Procedure and Patient Information

2016 Medicare Procedure Volume

The top procedures that Dr. Generoso Najera Sison JR., MD treated as a family medicine practitioner in Pekin, IL during 2016 were blood draw, preventive care, vaccines and lab tests.

Volume of procedures performed by Dr. Generoso Najera Sison JR., MD for Medicare patients.

blood draw	549
doctor visit	1450
lab tests	161
preventive care	167
vaccines	167

2016 Medicare Patient Data

Information about Medicare patients treated by Dr. Generoso Najera Sison JR., MD.

**Gender**
Male	284
Female	277

**Ethnicity**
Non-Hispanic White	543
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	259
From 75 to 84	166
85 and over	88
Less than 65	48

Conditions of Medicare patients treated by Dr. Generoso Najera Sison JR., MD in 2016

Hypertension	72
High Cholesterol	75
Stroke	5
Ischemic Heart Disease	28
Depression	12
Chronic Kidney Disease	25
Asthma	18
Osteoperosis	4
Atrial Fibrilation	12
Heart Failure	15
Chronic Obstructive Pulmonary Disease	17
Diabetes	25
Dementia	8
Cancer	10

Medicare Procedure and Patient Information

2017 Medicare Procedure Volume

The top procedures that Dr. Generoso Najera Sison JR., MD treated as a family medicine practitioner in Pekin, IL during 2017 were blood draw, lab tests, preventive care and vaccines.

Volume of procedures performed by Dr. Generoso Najera Sison JR., MD for Medicare patients.

aspiration	16
blood draw	654
doctor visit	1590
injections	16
lab tests	232
preventive care	163
vaccines	163

2017 Medicare Patient Data

Information about Medicare patients treated by Dr. Generoso Najera Sison JR., MD.

**Gender**
Male	328
Female	275

**Ethnicity**
Non-Hispanic White	586
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	292
From 75 to 84	154
85 and over	107
Less than 65	50

Conditions of Medicare patients treated by Dr. Generoso Najera Sison JR., MD in 2017

Hypertension	72
High Cholesterol	75
Stroke	3
Ischemic Heart Disease	25
Depression	15
Chronic Kidney Disease	23
Asthma	3
Osteoperosis	4
Atrial Fibrilation	10
Heart Failure	14
Chronic Obstructive Pulmonary Disease	18
Diabetes	26
Dementia	9
Cancer	11

Medicare Procedure and Patient Information

2018 Medicare Procedure Volume

The top procedures that Dr. Generoso Najera Sison JR., MD treated as a family medicine practitioner in Pekin, IL during 2018 were preventive care, vaccines, lab tests and blood draw.

Volume of procedures performed by Dr. Generoso Najera Sison JR., MD for Medicare patients.

aspiration	15
blood draw	44
doctor visit	1383
injections	15
lab tests	203
preventive care	234
removal of lesion (e.g. growth)	14
skin procedures	14
vaccines	234

2018 Medicare Patient Data

Information about Medicare patients treated by Dr. Generoso Najera Sison JR., MD.

**Gender**
Male	309
Female	247

**Ethnicity**
Non-Hispanic White	532
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	271
From 75 to 84	144
85 and over	96
Less than 65	45

Conditions of Medicare patients treated by Dr. Generoso Najera Sison JR., MD in 2018

Hypertension	73
High Cholesterol	75
Stroke	6
Ischemic Heart Disease	26
Depression	16
Chronic Kidney Disease	26
Asthma	4
Osteoperosis	4
Atrial Fibrilation	10
Heart Failure	15
Chronic Obstructive Pulmonary Disease	17
Diabetes	27
Dementia	9
Cancer	12

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

The top procedures that Dr. Generoso Najera Sison JR., MD treated as a family medicine practitioner in Pekin, IL during 2019 were lab tests, preventive care, vaccines and aspiration.

Volume of procedures performed by Dr. Generoso Najera Sison JR., MD for Medicare patients.

aspiration	21
doctor visit	1394
injections	21
lab tests	267
preventive care	204
removal of lesion (e.g. growth)	20
skin procedures	20
vaccines	204

2019 Medicare Patient Data

Information about Medicare patients treated by Dr. Generoso Najera Sison JR., MD.

**Gender**
Male	306
Female	240

**Ethnicity**
Non-Hispanic White	524
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	262
From 75 to 84	144
85 and over	102
Less than 65	38

Conditions of Medicare patients treated by Dr. Generoso Najera Sison JR., MD in 2019

Hypertension	74
High Cholesterol	75
Stroke	3
Ischemic Heart Disease	27
Depression	17
Chronic Kidney Disease	26
Asthma	4
Osteoperosis	5
Atrial Fibrilation	11
Heart Failure	18
Chronic Obstructive Pulmonary Disease	20
Diabetes	28
Dementia	11
Cancer	12

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

The top procedures that Dr. Generoso Najera Sison JR., MD treated as a family medicine practitioner in Pekin, IL during 2020 were preventive care, vaccines, lab tests and blood draw.

Volume of procedures performed by Dr. Generoso Najera Sison JR., MD for Medicare patients.

aspiration	16
blood draw	19
doctor visit	1210
injections	16
lab tests	192
preventive care	214
removal of lesion (e.g. growth)	17
skin procedures	17
vaccines	214

2020 Medicare Patient Data

Information about Medicare patients treated by Dr. Generoso Najera Sison JR., MD.

**Gender**
Male	281
Female	214

**Ethnicity**
Non-Hispanic White	479
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	247
From 75 to 84	137
85 and over	77
Less than 65	34

Conditions of Medicare patients treated by Dr. Generoso Najera Sison JR., MD in 2020

Hypertension	73
High Cholesterol	75
Stroke	0
Ischemic Heart Disease	25
Depression	18
Chronic Kidney Disease	26
Asthma	3
Osteoperosis	3
Atrial Fibrilation	10
Heart Failure	15
Chronic Obstructive Pulmonary Disease	16
Diabetes	29
Dementia	10
Cancer	11

Medicare Procedure and Patient Information

2021 Medicare Procedure Volume

The top procedures that Dr. Generoso Najera Sison JR., MD treated as a family medicine practitioner in Pekin, IL during 2021 were lab tests, preventive care, vaccines and blood draw.

Volume of procedures performed by Dr. Generoso Najera Sison JR., MD for Medicare patients.

aspiration	16
blood draw	48
doctor visit	1145
injections	16
lab tests	161
preventive care	121
vaccines	121

2021 Medicare Patient Data

Information about Medicare patients treated by Dr. Generoso Najera Sison JR., MD.

**Gender**
Male	275
Female	213

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

**Age**
From 65 to 74	219
From 75 to 84	161
85 and over	77
Less than 65	31

Conditions of Medicare patients treated by Dr. Generoso Najera Sison JR., MD in 2021

Hypertension	72
High Cholesterol	75
Stroke	0
Ischemic Heart Disease	25
Depression	20
Chronic Kidney Disease	29
Asthma	3
Osteoperosis	4
Atrial Fibrilation	10
Heart Failure	15
Chronic Obstructive Pulmonary Disease	19
Diabetes	29
Dementia	10
Cancer	12

Medicare Procedure and Patient Information

2022 Medicare Procedure Volume

The top procedures that Dr. Generoso Najera Sison JR., MD treated as a family medicine practitioner in Pekin, IL during 2022 were lab tests, preventive care, vaccines and blood draw.

Volume of procedures performed by Dr. Generoso Najera Sison JR., MD for Medicare patients.

blood draw	41
doctor visit	1153
lab tests	140
preventive care	105
removal of lesion (e.g. growth)	13
skin procedures	13
vaccines	105

2022 Medicare Patient Data

Information about Medicare patients treated by Dr. Generoso Najera Sison JR., MD.

**Gender**
Male	290
Female	209

**Ethnicity**
Non-Hispanic White	483
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	220
From 75 to 84	177
85 and over	69
Less than 65	33

Conditions of Medicare patients treated by Dr. Generoso Najera Sison JR., MD in 2022

Hypertension	75
High Cholesterol	75
Stroke	3
Ischemic Heart Disease	21
Depression	17
Chronic Kidney Disease	29
Asthma	6
Osteoperosis	7
Atrial Fibrilation	14
Heart Failure	14
Chronic Obstructive Pulmonary Disease	21
Diabetes	27
Dementia	7
Cancer	15

Medicare Procedure and Patient Information

2023 Medicare Procedure Volume

The top procedures that Dr. Generoso Najera Sison JR., MD treated as a family medicine practitioner in Pekin, IL during 2023 were lab tests, preventive care, vaccines and aspiration.

Volume of procedures performed by Dr. Generoso Najera Sison JR., MD for Medicare patients.

aspiration	13
doctor visit	1064
injections	13
lab tests	100
preventive care	79
vaccines	79

2023 Medicare Patient Data

Information about Medicare patients treated by Dr. Generoso Najera Sison JR., MD.

**Gender**
Male	263
Female	187

**Ethnicity**
Non-Hispanic White	431
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	186
From 75 to 84	175
85 and over	63
Less than 65	26

Conditions of Medicare patients treated by Dr. Generoso Najera Sison JR., MD in 2023

Hypertension	75
High Cholesterol	75
Stroke	3
Ischemic Heart Disease	23
Depression	18
Chronic Kidney Disease	31
Asthma	6
Osteoperosis	6
Atrial Fibrilation	17
Heart Failure	18
Chronic Obstructive Pulmonary Disease	21
Diabetes	29
Dementia	6
Cancer	16

Medicare Procedure and Patient Information

Average Medicare Procedure Volume From 2012 - 2023

Volume of procedures performed by Dr. Generoso Najera Sison JR., MD for Medicare patients.

The highest averages for the top procedures that Dr. Generoso Najera Sison JR., MD treated as a family medicine practitioner in Pekin, IL were hospital care, blood draw, inpatient care and lab tests.

aspiration	17
blood draw	302
doctor visit	1287
ear procedures	15
hospital care	322
injections	17
inpatient care	238
lab tests	183
outpatient care	84
preventive care	143
removal of lesion (e.g. growth)	15
skin procedures	15
thoracic (chest) imaging	15
vaccines	142
X-rays	15

Average Medicare Patient Data From 2012 - 2023

Information about Medicare patients treated by Dr. Generoso Najera Sison JR., MD.

**Gender**
Male	271
Female	241

**Ethnicity**
Black / African American	0
Asian / Pacific Islander	0
Non-Hispanic White	459
Hispanic	0
Native American / Alaskan Native	0
Other	0

**Age**
75 to 84	152
85 and over	84
Less than 65	39
65 to 74	235

Average of Total of Conditions of Medicare patients treated by Dr. Generoso Najera Sison JR., MD From 2012 - 2023

The highest averages of the most common conditions of Medicare patients that Dr. Generoso Najera Sison JR., MD treated were high cholesterol, hypertension, diabetes and ischemic heart disease.

Hypertension	66
High Cholesterol	68
Stroke	3
Ischemic Heart Disease	23
Depression	14
Chronic Kidney Disease	22
Asthma	5
Osteoporosis	4
Heart Failure	13
Chronic Obstructive Pulmonary Disease	17
Diabetes	25
Atrial Fibrillation	10
Cancer	10
Dementia	8

Education & Training

He has a state license in Illinois.

Licensed In: Illinois

Ratings & Reviews

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General Payments

These charts describe general payments received by Dr. Generoso Najera Sison JR., MD. Doctors may receive payments for a number of reasons, including meal compensation, travel compensation, and consulting.

**Payments by Company**
GlaxoSmithKline, LLC.	$120 BREO $60	ANORO $49	TANZEUM $10
Pfizer Inc.	$101 ELIQUIS $36	COLOGUARD $23	VIAGRA $21	EMBEDA $11	LYRICA $10
Lilly USA, LLC	$86 TRULICITY $43	HUMALOG $31	GLYXAMBI $12
Novartis Pharmaceuticals Corporation	$73 ENTRESTO $73
AbbVie, Inc.	$70 Synthroid $39	Androgel $31
Other	$372 PRALUENT $45	INVOKANA $41	WATCHMAN Access System $37	PROAIR $37	XARELTO $29	Other $185

**Types of Payments**
Food and Beverage	$822

Biography

Dr. Generoso Sison specializes in family medicine and practices in Pekin, IL. Dr. Sison obtained a license to practice in Illinois.

Select Year:

Dr. Generoso Najera Sison JR., MD

Office Locations

Noteworthy Medicare Patient Procedures Performed by Dr. Generoso Najera Sison JR., MD in 2023

By Affordability:

By Affordability:

By Volume:

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. Generoso Najera Sison JR., MD in 2013

Medicare Procedure and Patient Information

2014 Medicare Procedure Volume

2014 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Generoso Najera Sison JR., MD in 2014

Medicare Procedure and Patient Information

2015 Medicare Procedure Volume

2015 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Generoso Najera Sison JR., MD in 2015

Medicare Procedure and Patient Information

2016 Medicare Procedure Volume

2016 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Generoso Najera Sison JR., MD in 2016

Medicare Procedure and Patient Information

2017 Medicare Procedure Volume

2017 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Generoso Najera Sison JR., MD in 2017

Medicare Procedure and Patient Information

2018 Medicare Procedure Volume

2018 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Generoso Najera Sison JR., MD in 2018

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

2019 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Generoso Najera Sison JR., MD in 2019

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

2020 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Generoso Najera Sison JR., MD in 2020

Medicare Procedure and Patient Information

2021 Medicare Procedure Volume

2021 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Generoso Najera Sison JR., MD in 2021

Medicare Procedure and Patient Information

2022 Medicare Procedure Volume

2022 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Generoso Najera Sison JR., MD in 2022

Medicare Procedure and Patient Information

2023 Medicare Procedure Volume

2023 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Generoso Najera Sison JR., 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. Generoso Najera Sison JR., MD From 2012 - 2023

Education & Training

Ratings & Reviews

General Payments

Biography

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