Active NPI 1962599340 Individual Practitioner Male Practitioner

Dr. Erjun Wang , MD

Hospitalist • Davis, CA

✓ Accepts Medicare Assignment

Professional Overview & Biography Verified Profile Summary

Dr. Erjun Wang, MD is a certified Hospitalist practicing in Davis, CA. With approximately 33 years of clinical experience since completing medical education in 1993, Dr. Wang delivers high-quality medical care to the local community at 2000 SUTTER PL.

Dr. Wang is affiliated with Sutter Valley Medical Foundation and accepts Medicare assignment.

Frequently performed procedures and clinical services include subsequent hospital care with moderate levelof medical decision making, if using time, at least, hospital discharge day management, more than, initial hospital care with moderate level of medical decision making, if using time, at least. Full Medicare procedure pricing transparency rates and service volume details are listed on this profile.

Practice Location & Contact Primary Location

Practice Address

2000 Sutter Pl
#1617

Davis, CA 956166201

Telephone 5307505226

Fax 5307597434

Associated Practice Facility / Clinic

🏢 Radiological Associates Of Sacramento Medical Group Facility NPI 1194706200

Medicare Profile & Education

Medical School

Other

Graduation Year

1993

Medicare Assignment

✓ Accepts Assignment

Telehealth Flag

In-Person Only

Specialty Benchmarks & Practice Insights

Comparative analytics for Hospitalist in Davis, CA

Senior Veteran Specialist (>20 Yrs)

Practitioner Clinical Experience

33 Yrs +17.6 yrs vs City Avg

City Avg: 15.4 Yrs

State Avg: 20.1 Yrs

Regional Practice Density

5 Specialists

Practicing in Davis, CA (3108 Statewide)

Telehealth Adoption Rate

0.0% Regional Adoption

In-Person Office Visits Only

Medicare Pricing Discount

72.4% Avg Savings

Under CMS Medicare Fee Schedule vs Standard Submitted Charges

Clinical Seniority & Experience Comparison

Dr. Wang (33 Years) 33 Yrs

Davis Specialty Average (15.4 Years) 15.4 Yrs

Performed Procedures & Service Volume

Top Medicare Part B procedures performed by this practitioner

CMS Official Data (2024)

Reporting Year:

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes	483	183	$345.00	$120.43
99239 Hospital discharge day management, more than 30 minutes	175	165	$356.00	$117.54
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes	83	81	$663.00	$174.86
93018 Exercise or drug-induced heart stress test with electrocardiogram (ecg) with review by physician	47	47	$68.00	$14.19
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes	47	26	$238.00	$79.62
93016 Exercise or drug-induced heart stress test with electrocardiogram (ecg) with supervision by physician	47	47	$91.00	$21.57
99291 Critical care, first 30-74 minutes	39	30	$920.00	$212.82
99406 Smoking and tobacco use intermediate counseling, greater than 3 minutes up to 10 minutes	35	15	$49.00	$11.92

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes	533	227	$345.00	$123.71
99239 Hospital discharge day management, more than 30 minutes	230	216	$356.00	$119.67
99291 Critical care, first 30-74 minutes	90	49	$902.00	$218.07
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes	75	46	$238.00	$82.25
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes	54	52	$663.00	$180.34
93018 Exercise or drug-induced heart stress test with electrocardiogram (ecg) with review by physician	32	32	$65.00	$14.55
93016 Exercise or drug-induced heart stress test with electrocardiogram (ecg) with supervision by physician	32	32	$87.00	$22.10
99406 Smoking and tobacco use intermediate counseling, greater than 3 minutes up to 10 minutes	22	16	$48.00	$12.27

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes	443	196	$338.00	$105.30
99239 Hospital discharge day management, more than 30 minutes	179	163	$349.00	$108.77
99291 Critical care, first 30-74 minutes	104	50	$884.00	$223.09
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes	59	59	$650.00	$204.13
99217 Hospital observation care on day of discharge	55	55	$233.00	$74.04
99220 Hospital observation care, typically 70 minutes	38	38	$569.00	$184.43
93018 Exercise or drug-induced heart stress test with electrocardiogram (ecg) with review by physician	30	30	$63.00	$15.13
93016 Exercise or drug-induced heart stress test with electrocardiogram (ecg) with supervision by physician	30	30	$84.00	$22.60
99226 Subsequent observation care, typically 35 minutes per day	28	22	$319.00	$104.69
99406 Smoking and tobacco use intermediate counseling, greater than 3 minutes up to 10 minutes	19	11	$47.00	$12.39
99292 Critical care, each additional 30 minutes	15	11	$385.00	$112.24

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes	408	171	$328.00	$106.14
99239 Hospital discharge day management, more than 30 minutes	144	139	$339.00	$109.15
99291 Critical care, first 30-74 minutes	71	44	$858.00	$226.91
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes	69	66	$631.00	$207.53
99220 Hospital observation care, typically 70 minutes	41	41	$552.00	$188.29
93018 Exercise or drug-induced heart stress test with electrocardiogram (ecg) with review by physician	41	41	$58.00	$15.09
93016 Exercise or drug-induced heart stress test with electrocardiogram (ecg) with supervision by physician	40	40	$84.00	$22.54
99217 Hospital observation care on day of discharge	32	32	$226.00	$73.99
99406 Smoking and tobacco use intermediate counseling, greater than 3 minutes up to 10 minutes	28	19	$46.00	$13.01
99292 Critical care, each additional 30 minutes	20	15	$374.00	$113.89
99226 Subsequent observation care, typically 35 minutes per day	17	13	$310.00	$107.08

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes	415	190	$305.00	$109.36
99239 Hospital discharge day management, more than 30 minutes	159	152	$317.00	$112.71
99291 Critical care, first 30-74 minutes	106	60	$820.00	$232.02
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes	94	91	$591.00	$212.53
99220 Hospital observation care, typically 70 minutes	39	38	$541.00	$194.43
93016 Exercise or drug-induced heart stress test with electrocardiogram (ecg) with supervision by physician	33	33	$83.00	$23.53
93018 Exercise or drug-induced heart stress test with electrocardiogram (ecg) with review by physician	32	32	$56.00	$15.74
99292 Critical care, each additional 30 minutes	32	18	$362.00	$116.80
99406 Smoking and tobacco use intermediate counseling, greater than 3 minutes up to 10 minutes	30	20	$44.00	$13.04
99226 Subsequent observation care, typically 35 minutes per day	24	18	$306.00	$110.22
99217 Hospital observation care on day of discharge	23	23	$214.00	$76.70

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes	175	165	$591.00	$208.78
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes	75	45	$305.00	$107.81
99220 Hospital observation care, typically 70 minutes	59	58	$541.00	$192.47
99291 Critical care, first 30-74 minutes	36	29	$820.00	$217.00
93016 Exercise or drug-induced heart stress test with electrocardiogram (ecg) with supervision by physician	28	28	$83.00	$23.33
93018 Exercise or drug-induced heart stress test with electrocardiogram (ecg) with review by physician	28	28	$56.00	$15.62
99239 Hospital discharge day management, more than 30 minutes	21	21	$317.00	$111.97
99406 Smoking and tobacco use intermediate counseling, greater than 3 minutes up to 10 minutes	19	11	$44.00	$12.81
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes	12	12	$402.00	$141.60

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes	163	156	$575.00	$207.29
99291 Critical care, first 30-74 minutes	46	41	$788.30	$222.23
99220 Hospital observation care, typically 70 minutes	38	38	$526.00	$190.84
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes	21	21	$399.76	$139.34
99406 Smoking and tobacco use intermediate counseling, greater than 3 minutes up to 10 minutes	13	12	$42.00	$12.52

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes	172	166	$563.00	$205.34
99220 Hospital observation care, typically 70 minutes	39	38	$515.00	$189.33
99291 Critical care, first 30-74 minutes	38	36	$781.00	$225.67
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes	18	17	$382.00	$139.00
99283 Emergency department visit with low level of medical decision making	13	13	$169.00	$62.26
99239 Hospital discharge day management, more than 30 minutes	11	11	$301.00	$110.20

Medical Specialties & State Licenses

Hospitalist Primary Specialty

NUCC Taxonomy Code: 208M00000X

State License CA A84068

Hospitalists are physicians whose primary professional focus is the general medical care of hospitalized patients. Their activities include patient care, teaching, research, and leadership related to Hospital Medicine. The term 'hospitalist' refers to physicians whose practice emphasizes providing care for hospitalized patients.

Internal Medicine

NUCC Taxonomy Code: 207R00000X

State License CA A84068

A physician who provides long-term, comprehensive care in the office and the hospital, managing both common and complex illness of adolescents, adults and the elderly. Internists are trained in the diagnosis and treatment of cancer, infections and diseases affecting the heart, blood, kidneys, joints and digestive, respiratory and vascular systems. They are also trained in the essentials of primary care internal medicine, which incorporates an understanding of disease prevention, wellness, substance abuse, mental health and effective treatment of common problems of the eyes, ears, skin, nervous system and reproductive organs.

Additional State Medicaid & Healthcare Payer Identifiers

Medicaid State Provider ID

00A840680 (CA)

Hospital & Practice Group Affiliations

Sutter Valley Medical Foundation

2800 L St, Sacramento, CA 958165616

Practice Associates & Co-Workers

Healthcare professionals and specialists practicing at this location or sharing practice phone/fax

4 Associated Practitioners

Dr. Lynn Mcalister , DO

Hospitalist

NPI 1124474549

Doctor of Osteopathic Medicine (D.O.)

Dr. Manjinder Sran , MD

Internal Medicine

NPI 1336244904

Doctor of Medicine (M.D.)

Dr. Ana Orozco , MD

Family Medicine

NPI 1356638373

Doctor of Medicine (M.D.)

Dr. David Donald , MD

Anesthesiology

NPI 1366489502

Doctor of Medicine (M.D.)

Career & Practice History Timeline

Chronological log of verified NPI updates, location relocations, credentials, and registry changes

6 Historical Events

✅

NPI Profile Active July 10, 2015

NPI status registered as active in NPPES database

📍

Updated Practice Location July 10, 2015

Registered at 2000 SUTTER PL, #1617, DAVIS, CA 956166201 (Tel: 5307505226)

📍

Updated Business Mailing Address July 10, 2015

Registered at 10470 OLD PLACERVILLE RD, SUITE 100, SACRAMENTO, CA 958272539 (Tel: 8557710335)

👤

Provider Name / Credentials Updated July 10, 2015

Recorded as ERJUN WANG, M.D.

🎓

Medical Taxonomy / Specialty Registered (Primary Specialty) July 10, 2015

Internal Medicine (License #A84068 in CA)

🟢

Initial NPI Registration & Enumeration October 06, 2006

First registered as active Individual Practitioner in NPPES Database.

Patient & Community Reviews

Verified patient ratings, medical care experiences, and facility photos

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NPI Administrative Meta

NPI Number: 1962599340

Entity Type:

Individual Provider Physician, Nurse Practitioner, or Solo Healthcare Professional (Type 1 NPI)

Enumeration Date: October 06, 2006

Last Update: July 10, 2015

Sole Proprietor: No

Update or Correct Profile

Mailing Address

10470 Old Placerville Rd, Suite 100

Sacramento, CA 958272539

Phone: 8557710335

Public Domain Record This profile contains public domain information published by CMS and NPPES under the Freedom of Information Act (FOIA).

⚠️ Medical Disclaimer

This directory listing is for informational purposes only and does not constitute medical advice, diagnosis, or physician endorsement. If you are experiencing a medical emergency, please call 911 immediately.