Doctor profile · Federal record

Dr. Man Chin Chang, M.D.

Endocrinology, Diabetes & Metabolism Physician (CMS: Endocrinology) · Internal Medicine Physician · Providence, RI

  • NPI 1346442563
  • Accepts Medicare
  • MIPS 82.9 / 100 · 2023
  • 19 yrs in practice
  • Male
  • Solo practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
100 Highland Ave, Suite 203
Providence, RI 029062740
(401) 351-7100
fax (401) 751-6179

Credentials & registration

NPPES · NUCC
NPI registered
June 2007 — 19 yrs on file
Profile last updated
December 17, 2012
Year of graduation
2007 — 19 yrs since
Specialty taxonomy
207RE0101X — NUCC code
State licenses (2)
Rhode Island #MD13879 · Rhode Island #LP01043

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1346442563. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
5,769
Distinct HCPCS
10
Medicare allowed
$196,073
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 959 483 $129
36415 Insertion of needle into vein for collection of blood sample 835 450 $8
80053 Blood test, comprehensive group of blood chemicals 757 445 $10
83036 Hemoglobin a1c level 652 306 $10
84443 Blood test, thyroid stimulating hormone (tsh) 384 254 $16
80061 Blood test, lipids (cholesterol and triglycerides) 379 256 $13
83721 Ldl cholesterol level 376 254 $10
84439 Thyroxine (thyroid chemical), free 327 215 $9
82306 Vitamin d-3 level 223 166 $29
82043 Urine microalbumin (protein) level 180 134 $6

In context: peer comparison

Among 3 peers in this city , average services per provider: 230. This provider delivers 25× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$71
Transactions
4
Manufacturers
2
Payer (manufacturer) Industry Txns Amount
Amgen Inc. 3 $56.10
SANOFI-AVENTIS U.S. LLC 1 $14.67

By nature of payment

Food and Beverage
$71

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
6,116
Patients
1,450
Total drug cost
$2,349,191
Drug Type Claims Patients Total cost
Levothyroxine Sodium Generic 1,434 322 $26,337
Jardiance (Empagliflozin) Brand 727 139 $666,799
Metformin Hcl Generic 509 144 $6,754
Metformin Hcl Er (Metformin Hcl) Brand 491 131 $8,618
Trulicity (Dulaglutide) Brand 462 79 $663,946
Synthroid (Levothyroxine Sodium) Brand 444 89 $35,716
Glipizide Generic 354 84 $4,702
Nano 2nd Gen Pen Needle (Pen Needle, Diabetic) Brand 315 107 $29,010
Ozempic (Semaglutide) Brand 246 57 $286,451
Glimepiride Generic 241 59 $4,178

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Man Chin Chang's medical specialty?
Dr. Man Chin Chang practices Endocrinology, Diabetes & Metabolism Physician in Providence, RI.
Where does Dr. Man Chin Chang practice?
Dr. Man Chin Chang practices at 100 Highland Ave, Providence, RI 029062740. Office phone: 4013517100.
What is Dr. Man Chin Chang's NPI?
Dr. Man Chin Chang's National Provider Identifier (NPI) is 1346442563, issued by NPPES.
Does Dr. Man Chin Chang accept Medicare assignment?
Yes. Dr. Man Chin Chang accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Man Chin Chang commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Insertion of needle into vein for collection of blood sample (HCPCS 36415); Blood test, comprehensive group of blood chemicals (HCPCS 80053). Source: CMS Medicare Physician & Other Practitioners file.