Doctor profile · Federal record

Dr. Jen Eng, MD

Internal Medicine Physician (CMS: Internal Medicine) · San Jose, CA

  • NPI 1194788422
  • Accepts Medicare
  • MIPS 74.2 / 100 · 2023
  • 28 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
751 S Bascom Ave, Internal Medicine Department
San Jose, CA 951282604
(408) 885-6305

Credentials & registration

NPPES · NUCC
NPI registered
April 2006 — 20 yrs on file
Profile last updated
July 8, 2007
Year of graduation
1998 — 28 yrs since
Specialty taxonomy
207R00000X — NUCC code
State license (1)
California #A55257
Medicaid
CA #00A552570

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1194788422. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
163
Distinct HCPCS
4
Medicare allowed
$22,692
HCPCS Description Services Patients Avg allowed
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 77 31 $137
99239 Hospital discharge day management, more than 30 minutes 32 32 $134
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 27 26 $200
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 27 18 $91

In context: peer comparison

Among 94 peers in this city , average services per provider: 175. This provider delivers 0.9× the peer median.

Frequently asked questions

Auto-generated from federal data
What is Dr. Jen Eng's medical specialty?
Dr. Jen Eng practices Internal Medicine Physician in San Jose, CA.
Where does Dr. Jen Eng practice?
Dr. Jen Eng practices at 751 S Bascom Ave, San Jose, CA 951282604. Office phone: 4088856305.
What is Dr. Jen Eng's NPI?
Dr. Jen Eng's National Provider Identifier (NPI) is 1194788422, issued by NPPES.
Does Dr. Jen Eng accept Medicare assignment?
Yes. Dr. Jen Eng accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Jen Eng commonly perform?
Top Medicare-reported procedures in 2023: Subsequent hospital care with moderate levelof medical decision making (HCPCS 99233); Hospital discharge day management (HCPCS 99239); Initial hospital care with moderate level of medical decision making (HCPCS 99223). Source: CMS Medicare Physician & Other Practitioners file.