Active NPI 1407847775 Individual Practitioner Male Practitioner

Dr. James C Jeng , MD

Surgery - Trauma Surgery • Orange, CA

✓ Accepts Medicare Assignment

Professional Overview & Biography Verified Profile Summary

Dr. James Jeng, MD is a certified Surgery - Trauma Surgery practicing in Orange, CA. With approximately 40 years of clinical experience since graduating from Columbia University College Of Physicians And Surgeons in 1986, Dr. Jeng delivers high-quality medical care to the local community at 101 THE CITY DR S.

Dr. Jeng is affiliated with University Surgeons Of Orange A Medical Group and accepts Medicare assignment.

Frequently performed procedures and clinical services include established patient outpatient office visit, critical care, first, new patient outpatient office visit. Full Medicare procedure pricing transparency rates and service volume details are listed on this profile.

Practice Location & Contact Primary Location

Practice Address

101 The City Dr S

Orange, CA 928683201

Telephone 7148807812

Associated Practice Facility / Clinic

🏢 The Department Of Psychiatry Facility NPI 1831159003

Medicare Profile & Education

Medical School

Columbia University College Of Physicians And Surgeons

Graduation Year

1986

Medicare Assignment

✓ Accepts Assignment

Telehealth Flag

In-Person Only

Specialty Benchmarks & Practice Insights

Comparative analytics for Surgery - Trauma Surgery in Orange, CA

Senior Veteran Specialist (>20 Yrs)

Practitioner Clinical Experience

40 Yrs +19.4 yrs vs City Avg

City Avg: 20.6 Yrs

State Avg: 23.0 Yrs

Regional Practice Density

16 Specialists

Practicing in Orange, CA (150 Statewide)

Telehealth Adoption Rate

6.2% Regional Adoption

In-Person Office Visits Only

Medicare Pricing Discount

78.5% Avg Savings

Under CMS Medicare Fee Schedule vs Standard Submitted Charges

Clinical Seniority & Experience Comparison

Dr. Jeng (40 Years) 40 Yrs

Orange Specialty Average (20.6 Years) 20.6 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
99213 Established patient office or other outpatient visit, typically 15 minutes	78	39	$291.00	$68.31
99291 Critical care, first 30-74 minutes	73	32	$963.00	$216.93
99212 Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more	61	43	$170.00	$36.50
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	29	16	$430.00	$100.87
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	13	13	$739.00	$137.49
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	11	11	$410.00	$84.44

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	103	15	$454.00	$125.12
99213 Established patient office or other outpatient visit, typically 15 minutes	50	39	$291.00	$69.56
99291 Critical care, first 30-74 minutes	43	19	$963.00	$218.96
99212 Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more	25	22	$164.60	$37.32
99215 Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more	22	19	$633.00	$148.95
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	18	16	$430.00	$102.68

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99213 Established patient office or other outpatient visit, typically 15 minutes	96	47	$291.00	$71.01
99291 Critical care, first 30-74 minutes	80	27	$963.00	$230.06
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes	48	19	$454.00	$108.24
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes	22	11	$315.00	$75.71
15004 Preparation of skin graft site of face, scalp, eyelids, mouth, neck, ears, around eyes, genitals, hands, feet, fingers, or toes, 100.0 sq cm or 1% body area for infants and children, or less	21	13	$1198.00	$244.01
99212 Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more	20	17	$155.00	$38.62
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes	16	16	$882.00	$210.15
99202 New patient office or other outpatient visit, typically 20 minutes	13	13	$220.00	$52.44
15050 Skin graft (2 centimeters) to tip of finger or toe	13	11	$2060.00	$513.47
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	12	11	$430.00	$104.77
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	12	12	$360.00	$88.88

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes	62	38	$178.63	$76.22
99231 Follow-up hospital inpatient care per day, typically 15 minutes	40	34	$106.50	$41.57
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes	32	14	$356.91	$109.52
99291 Critical care, first 30-74 minutes	29	11	$824.72	$232.80
99213 Established patient office or other outpatient visit, typically 15 minutes	20	16	$291.00	$70.34
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes	12	12	$691.58	$212.35
99221 Initial hospital inpatient care per day, typically 30 minutes	12	12	$275.67	$110.51

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes	87	64	$156.16	$78.03
99291 Critical care, first 30-74 minutes	50	30	$562.00	$240.05
99231 Follow-up hospital inpatient care per day, typically 15 minutes	40	34	$85.00	$42.50
99221 Initial hospital inpatient care per day, typically 30 minutes	22	22	$287.73	$116.55
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes	19	13	$215.00	$112.63
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes	19	19	$295.00	$148.71
99239 Hospital discharge day management, more than 30 minutes	15	15	$224.00	$115.73
99284 Emergency department visit with moderate level of medical decision making	14	14	$320.71	$130.58
99219 Hospital observation care, typically 50 minutes	13	13	$290.00	$145.79
99238 Hospital discharge day management, 30 minutes or less	13	13	$155.00	$78.81
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes	13	13	$425.00	$217.47

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes	74	50	$155.00	$77.40
99231 Follow-up hospital inpatient care per day, typically 15 minutes	51	42	$85.00	$41.96
99291 Critical care, first 30-74 minutes	28	21	$562.00	$237.56
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes	20	13	$215.00	$110.57
99219 Hospital observation care, typically 50 minutes	17	17	$290.00	$144.67
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes	16	16	$295.00	$145.98
99238 Hospital discharge day management, 30 minutes or less	13	12	$155.00	$77.87
99239 Hospital discharge day management, more than 30 minutes	13	13	$224.00	$113.99
99218 Hospital observation care typically 30 minutes	13	13	$170.00	$106.36
99217 Hospital observation care on day of discharge	13	13	$135.00	$77.87

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99212 Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more	58	37	$201.00	$28.81
29580 Strapping, unna boot	40	17	$398.45	$41.20
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes	32	25	$131.09	$76.89
99291 Critical care, first 30-74 minutes	26	18	$562.00	$231.78
99231 Follow-up hospital inpatient care per day, typically 15 minutes	24	18	$84.00	$41.48

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99291 Critical care, first 30-74 minutes	310	99	$1062.76	$249.22
99213 Established patient office or other outpatient visit, typically 15 minutes	143	69	$330.00	$56.81
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes	131	67	$443.13	$116.24
29580 Strapping, unna boot	100	34	$401.86	$50.56
99292 Critical care, each additional 30 minutes	59	24	$418.39	$125.37
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes	55	53	$829.98	$226.27
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	42	27	$490.00	$87.40
99211 Office or other outpatient visit for the evaluation and management of established patient that may not require presence of healthcare professional	40	27	$91.00	$10.18
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	39	39	$499.00	$86.65
15220 Relocation of patient skin (20 sq centimeters or less) to scalp, arms, and/or legs	37	15	$3624.00	$649.66
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes	32	24	$305.19	$80.29
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes	21	20	$592.81	$153.18
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	17	17	$754.00	$145.83
99201 New patient office or other outpatient visit, typically 10 minutes	11	11	$201.00	$30.36

Medical Specialties & State Licenses

CMS Verified: 2023-02-07

Surgery - Trauma Surgery Primary Specialty

NUCC Taxonomy Code: 2086S0127X

State License CA G172654

Trauma surgery is a recognized subspecialty of general surgery. Trauma surgeons are physicians who have completed a five-year general surgery residency and usually continue with a one to two year fellowship in trauma and/or surgical critical care, typically leading to additional board certification in surgical critical care. There is no trauma surgery board certification at this point. To obtain board certification in surgical critical care, a fellowship in surgical critical care or anesthesiology critical care must be completed during or after general surgery residency.

Additional State Medicaid & Healthcare Payer Identifiers

Commercial Insurance / Payer ID Medical License

G172654 (CA)

Hospital & Practice Group Affiliations

University Surgeons Of Orange A Medical Group

101 The City Dr S, Orange, CA 928683201

Phone: 7146345549

Secondary Practice Locations

333 City Blvd W Ste 1600

Orange, CA 928685903

Phone: 7144566262

Practice Associates & Co-Workers

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

40 Associated Practitioners

Miranda Ideal , CRNA

Nurse Anesthetist, Certified Registered

NPI 1003378944

Certified Registered Nurse Anesthetist

Dr. David Floriolli , MD

Radiology - Neuroradiology

NPI 1013233212

Doctor of Medicine (M.D.)

Dr. Jesse Goitia , MD

Internal Medicine - Cardiovascular Disease

NPI 1013301290

Doctor of Medicine (M.D.)

Elen Araya , FNP

Nurse Practitioner

NPI 1023225281

Family Nurse Practitioner

Dr. Hayley Kristinsson , PsyD

Clinical Neuropsychologist

NPI 1023500493

Doctor of Psychology (Psy.D.)

Dr. Madushka De Zoysa , MD

Obstetrics & Gynecology

NPI 1023533387

Doctor of Medicine (M.D.)

Career & Practice History Timeline

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

11 Historical Events

📍

Updated Practice Location February 07, 2023

Registered at 101 THE CITY DR S, ORANGE, CA 928683201 (Tel: 7148807812)

📍

Updated Business Mailing Address February 07, 2023

Registered at 200 S MANCHESTER AVE STE 300, ORANGE, CA 928683219 (Tel: 7144562986)

📍

Updated Practice Location October 20, 2021

Registered at 333 CITY BLVD W STE 1600, ORANGE, CA 928685903 (Tel: 7144566262)

📍

Updated Business Mailing Address October 20, 2021

Registered at 333 CITY BLVD W STE 1600, ORANGE, CA 928685903 (Tel: 7144566262)

🎓

Medical Taxonomy / Specialty Registered (Primary Specialty) October 20, 2021

Surgery (License #G172654 in CA)

✅

NPI Profile Active May 17, 2016

NPI status registered as active in NPPES database

📍

Updated Practice Location May 17, 2016

Registered at 110 IRVING ST NW, RM 4B39, WASHINGTON, DC 200102976 (Tel: 2028775190)

📍

Updated Business Mailing Address May 17, 2016

Registered at 150 E 42ND ST, 10TH FLOOR BOX 3000, NEW YORK, NY 100175612 (Tel: 6466058119)

👤

Provider Name / Credentials Updated May 17, 2016

Recorded as JAMES JENG, MD

🎓

Medical Taxonomy / Specialty Registered (Primary Specialty) May 17, 2016

Surgery (License #279915 in NY)

🟢

Initial NPI Registration & Enumeration November 04, 2005

First registered as active Individual Practitioner in NPPES Database.

Patient & Community Reviews

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NPI Administrative Meta

NPI Number: 1407847775

Entity Type:

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

Enumeration Date: November 04, 2005

Last Update: February 07, 2023

Sole Proprietor: No

Update or Correct Profile

Mailing Address

200 S Manchester Ave Ste 300

Orange, CA 928683219

Phone: 7144562986

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.