Doctor profile · Federal record

Dr. Catherine Chamberlain, M.D.

Family Medicine Physician (CMS: Family Practice) · Student in an Organized Health Care Education/Training Program · Baltimore, MD

  • NPI 1083031199
  • Accepts Medicare
  • MIPS 86.8 / 100 · 2023
  • 12 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
3700 Fleet St Ste 200
Baltimore, MD 212244243
(410) 558-4700
fax (410) 522-5070
Mailing address
29 S Paca St
Baltimore, MD 212011771

Credentials & registration

NPPES · NUCC
NPI registered
March 2014 — 12 yrs on file
Profile last updated
April 3, 2020
Year of graduation
2014 — 12 yrs since
Specialty taxonomy
207Q00000X — NUCC code
State license (1)
Maryland #D82835

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1083031199. Last verified May 11, 2026.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$509
Transactions
8
Manufacturers
3
Payer (manufacturer) Industry Txns Amount
Gilead Sciences, Inc. 6 $472.73
Exact Sciences Corporation 1 $19.05
Astellas Pharma US Inc 1 $16.77

By nature of payment

Food and Beverage
$509

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
952
Patients
256
Total drug cost
$43,789
Drug Type Claims Patients Total cost
Amlodipine Besylate Generic 132 45 $1,536
Atorvastatin Calcium Generic 112 40 $2,588
Buprenorphine-Naloxone (Buprenorphine Hcl/Naloxone Hcl) Brand 96 12 $27,001
Lisinopril Generic 75 25 $1,048
Levothyroxine Sodium Generic 67 16 $1,288
Losartan Potassium Generic 62 17 $872
Metformin Hcl Generic 62 23 $907
Omeprazole Generic 62 22 $1,585
Gabapentin Generic 59 15 $1,557
Hydrochlorothiazide Generic 49 14 $274

Frequently asked questions

Auto-generated from federal data
What is Dr. Catherine Chamberlain's medical specialty?
Dr. Catherine Chamberlain practices Family Medicine Physician in Baltimore, MD.
Where does Dr. Catherine Chamberlain practice?
Dr. Catherine Chamberlain practices at 3700 Fleet St Ste 200, Baltimore, MD 212244243. Office phone: 4105584700.
What is Dr. Catherine Chamberlain's NPI?
Dr. Catherine Chamberlain's National Provider Identifier (NPI) is 1083031199, issued by NPPES.
Does Dr. Catherine Chamberlain accept Medicare assignment?
Yes. Dr. Catherine Chamberlain accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.