Doctor profile · Federal record

Dr. Chuanyun Gao, MD

Endocrinology, Diabetes & Metabolism Physician (CMS: Endocrinology) · Internal Medicine Physician · Waltham, MA

  • NPI 1609070267
  • Accepts Medicare
  • 31 yrs in practice
  • Licensed in 2 states
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
355 Waverley Oaks RD, Suite 100
Waltham, MA 024528474
(781) 314-7600
Mailing address
330 Mount Auburn St
Cambridge, MA 021385502

Credentials & registration

NPPES · NUCC
NPI registered
June 2007 — 19 yrs on file
Profile last updated
June 2, 2014
Year of graduation
1995 — 31 yrs since
Specialty taxonomy
207RE0101X — NUCC code
State licenses (2)
Massachusetts #233406 · Texas #BP1-0016774

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1609070267. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
2,309
Distinct HCPCS
9
Medicare allowed
$114,575
HCPCS Description Services Patients Avg allowed
J0897 Injection, denosumab, 1 mg 1,560 19 $23
99214 Established patient office or other outpatient visit, 30-39 minutes 368 192 $140
99213 Established patient office or other outpatient visit, 20-29 minutes 105 71 $99
95251 Continuous monitoring of blood sugar level in tissue fluid using sensor under skin with interpretation and report 71 38 $37
83036 Hemoglobin a1c level 49 44 $10
99204 New patient office or other outpatient visit, 45-59 minutes 46 46 $179
85018 Blood count, hemoglobin 45 42 $2
82962 Blood glucose (sugar) test performed by hand-held instrument 38 38 $3
99215 Established patient office or other outpatient visit, 40-54 minutes 27 22 $196

In context: peer comparison

Among 1 peers in Waltham Endocrinology, Diabetes & Metabolism Physician, average services per provider: 256. This provider delivers 9.0× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$237
Transactions
6
Manufacturers
4
Payer (manufacturer) Industry Txns Amount
Lilly USA, LLC 3 $166.48
Tandem Diabetes Care, INC. 1 $27.31
Madrigal Pharmaceuticals 1 $25.35
Novo Nordisk INC 1 $17.72

By nature of payment

Food and Beverage
$237

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
1,375
Patients
312
Total drug cost
$1,310,108
Drug Type Claims Patients Total cost
Trulicity (Dulaglutide) Brand 453 97 $602,693
Ozempic (Semaglutide) Brand 286 68 $405,933
Levothyroxine Sodium Generic 113 30 $2,267
Jardiance (Empagliflozin) Brand 86 24 $99,360
Metformin Hcl ER (Metformin Hcl) Brand 83 28 $1,528
Metformin Hcl Generic 69 21 $1,054
Mounjaro (Tirzepatide) Brand 63 16 $83,372
Glimepiride Generic 48 16 $820
Lantus Solostar (Insulin Glargine,Hum.Rec.Anlog) Brand 32 12 $16,864
Methimazole Generic 27 0 $386

Frequently asked questions

Auto-generated from federal data
What is Dr. Chuanyun Gao's medical specialty?
Dr. Chuanyun Gao practices Endocrinology, Diabetes & Metabolism Physician in Waltham, MA.
Where does Dr. Chuanyun Gao practice?
Dr. Chuanyun Gao practices at 355 Waverley Oaks RD, Waltham, MA 024528474. Office phone: 7813147600.
What is Dr. Chuanyun Gao's NPI?
Dr. Chuanyun Gao's National Provider Identifier (NPI) is 1609070267, issued by NPPES.
Does Dr. Chuanyun Gao accept Medicare assignment?
Yes. Dr. Chuanyun Gao accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Chuanyun Gao commonly perform?
Top Medicare-reported procedures in 2023: Injection, denosumab, 1 mg (HCPCS J0897); Established patient office or other outpatient visit (HCPCS 99214); Established patient office or other outpatient visit (HCPCS 99213). Source: CMS Medicare Physician & Other Practitioners file.