Doctor profile · Federal record

Dr. Zhenyang Jiang, M.D.

Internal Medicine Physician (CMS: Internal Medicine) · Worcester, MA

  • NPI 1649619164
  • Accepts Medicare
  • 23 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

Operates at 5 locations .

NPPES Updated May 11, 2026
Primary practice
119 Belmont St
Worcester, MA 016052903
(508) 334-8515
fax (508) 334-6490
Additional location
157 Union St
Marlborough, MA 017521228
(508) 486-5678
fax (508) 486-5677
Additional location
211 Park St
Attleboro, MA 027033143
(508) 222-5200
Show 2 more locations
Additional location
277 Pleasant St
Fall River, MA 027213005
(508) 676-3292
Additional location
55 Lake Ave N
Worcester, MA 016550002
(774) 441-6767
fax (774) 441-6787
Mailing address
Po Box 415348
Boston, MA 022415348

Credentials & registration

NPPES · NUCC
NPI registered
June 2013 — 13 yrs on file
Profile last updated
November 9, 2020
Year of graduation
2003 — 23 yrs since
Specialty taxonomy
207R00000X — NUCC code
State license (1)
Massachusetts #267250
Medicaid
MA #110118594A

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1649619164. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
429
Distinct HCPCS
6
Medicare allowed
$55,825
HCPCS Description Services Patients Avg allowed
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 157 157 $177
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 141 104 $80
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 69 39 $121
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 28 28 $175
99239 Hospital discharge day management, more than 30 minutes 21 21 $118
99238 Hospital discharge day management, 30 minutes or less 13 13 $82

In context: peer comparison

Among 114 peers in this city , average services per provider: 102. This provider delivers 4.2× the peer median.

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Zhenyang Jiang's medical specialty?
Dr. Zhenyang Jiang practices Internal Medicine Physician in Worcester, MA.
Where does Dr. Zhenyang Jiang practice?
Dr. Zhenyang Jiang practices at 119 Belmont St, Worcester, MA 016052903. Office phone: 5083348515.
What is Dr. Zhenyang Jiang's NPI?
Dr. Zhenyang Jiang's National Provider Identifier (NPI) is 1649619164, issued by NPPES.
Does Dr. Zhenyang Jiang accept Medicare assignment?
Yes. Dr. Zhenyang Jiang accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Zhenyang Jiang commonly perform?
Top Medicare-reported procedures in 2023: Initial hospital care with moderate level of medical decision making (HCPCS 99223); Subsequent hospital care with moderate levelof medical decision making (HCPCS 99232); Subsequent hospital care with moderate levelof medical decision making (HCPCS 99233). Source: CMS Medicare Physician & Other Practitioners file.