Doctor profile · Federal record

Dr. Martin Hartkopf, MD

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

  • NPI 1851821284
  • Accepts Medicare
  • MIPS 100.0 / 100 · 2023
  • 16 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
115 Lincoln St
Framingham, MA 017026358
(508) 383-1000

Credentials & registration

NPPES · NUCC
NPI registered
June 2017 — 9 yrs on file
Profile last updated
March 13, 2020
Year of graduation
2010 — 16 yrs since
Specialty taxonomy
207R00000X — NUCC code
State license (1)
Massachusetts #272680

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1851821284. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
1,010
Distinct HCPCS
5
Medicare allowed
$86,064
HCPCS Description Services Patients Avg allowed
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 703 237 $80
99239 Hospital discharge day management, more than 30 minutes 164 150 $116
99231 Subsequent hospital care with straightforward or low level of medical decision making, per day, if using time, at least 25 minutes 90 37 $50
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 41 29 $120
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes 12 12 $131

In context: peer comparison

Among 21 peers in this city , average services per provider: 98. This provider delivers 10× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
226
Patients
203
Total drug cost
$2,271
Drug Type Claims Patients Total cost
Prednisone Generic 39 37 $202
Pantoprazole Sodium Generic 36 34 $473
Albuterol Sulfate Hfa (Albuterol Sulfate) Brand 22 18 $559
Amoxicillin-Clavulanate Potass (Amoxicillin/Potassium Clav) Brand 22 22 $154
Metoprolol Succinate Generic 19 18 $337
Furosemide Generic 17 15 $88
Atorvastatin Calcium Generic 15 14 $133
Lisinopril Generic 12 12 $41
Amlodipine Besylate Generic 11 11 $45
Azithromycin Generic 11 0 $39

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Martin Hartkopf's medical specialty?
Dr. Martin Hartkopf practices Internal Medicine Physician in Framingham, MA.
Where does Dr. Martin Hartkopf practice?
Dr. Martin Hartkopf practices at 115 Lincoln St, Framingham, MA 017026358. Office phone: 5083831000.
What is Dr. Martin Hartkopf's NPI?
Dr. Martin Hartkopf's National Provider Identifier (NPI) is 1851821284, issued by NPPES.
Does Dr. Martin Hartkopf accept Medicare assignment?
Yes. Dr. Martin Hartkopf accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Martin Hartkopf commonly perform?
Top Medicare-reported procedures in 2023: Subsequent hospital care with moderate levelof medical decision making (HCPCS 99232); Hospital discharge day management (HCPCS 99239); Subsequent hospital care with straightforward or low level of medical decision making (HCPCS 99231). Source: CMS Medicare Physician & Other Practitioners file.