Doctor profile · Federal record

Dr. Christine Ryan, MD

Internal Medicine Physician (CMS: Medical Oncology) · Boston, MA

  • NPI 1770013542
  • Accepts Medicare
  • MIPS 83.1 / 100 · 2023
  • 9 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
75 Francis St
Boston, MA 021156110
(617) 732-5500

Credentials & registration

NPPES · NUCC
NPI registered
June 2017 — 9 yrs on file
Year of graduation
2017 — 9 yrs since
Specialty taxonomy
207R00000X — NUCC code
State license (1)
Massachusetts #271839

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1770013542. Last verified May 11, 2026.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$1,435
Transactions
4
Manufacturers
4
Payer (manufacturer) Industry Txns Amount
AstraZeneca Pharmaceuticals LP 1 $1,340.00
Genmab U.S., Inc. 1 $56.34
Incyte Corporation 1 $23.72
E.R. Squibb & Sons, L.L.C. 1 $15.00

By nature of payment

Consulting Fee
$1,340
Food and Beverage
$95

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
23
Patients
0
Total drug cost
$335
Drug Type Claims Patients Total cost
Sulfamethoxazole-Trimethoprim (Sulfamethoxazole/Trimethoprim) Brand 12 0 $96
Acyclovir Generic 11 0 $239

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Christine Ryan's medical specialty?
Dr. Christine Ryan practices Internal Medicine Physician in Boston, MA.
Where does Dr. Christine Ryan practice?
Dr. Christine Ryan practices at 75 Francis St, Boston, MA 021156110. Office phone: 6177325500.
What is Dr. Christine Ryan's NPI?
Dr. Christine Ryan's National Provider Identifier (NPI) is 1770013542, issued by NPPES.
Does Dr. Christine Ryan accept Medicare assignment?
Yes. Dr. Christine Ryan accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.