Doctor profile · Federal record

Dr. Mark Friedberg, M.D.

Internal Medicine Physician · Boston, MA

  • NPI 1437149184
  • 21 yrs on file
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
75 Francis St
Boston, MA 021156110
(617) 732-6047

Credentials & registration

NPPES · NUCC
NPI registered
October 2005 — 21 yrs on file
Profile last updated
May 1, 2012
Specialty taxonomy
207R00000X — NUCC code
State license (1)
Massachusetts #225324

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1437149184. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
102
Distinct HCPCS
1
Medicare allowed
$10,524
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 102 50 $103

In context: peer comparison

Among 547 peers in this city , average services per provider: 81. This provider delivers 1.3× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
728
Patients
110
Total drug cost
$13,922
Drug Type Claims Patients Total cost
Atorvastatin Calcium Generic 104 25 $2,381
Amlodipine Besylate Generic 95 21 $1,274
Lisinopril Generic 69 16 $1,255
Omeprazole Generic 61 12 $2,428
Simvastatin Generic 56 11 $787
Hydrochlorothiazide Generic 44 14 $152
Losartan Potassium Generic 42 0 $441
Metoprolol Succinate Generic 40 11 $790
Metformin Hcl Generic 38 0 $647
Levothyroxine Sodium Generic 34 0 $528

Frequently asked questions

Auto-generated from federal data
What is Dr. Mark Friedberg's medical specialty?
Dr. Mark Friedberg practices Internal Medicine Physician in Boston, MA.
Where does Dr. Mark Friedberg practice?
Dr. Mark Friedberg practices at 75 Francis St, Boston, MA 021156110. Office phone: 6177326047.
What is Dr. Mark Friedberg's NPI?
Dr. Mark Friedberg's National Provider Identifier (NPI) is 1437149184, issued by NPPES.
What procedures does Dr. Mark Friedberg commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214). Source: CMS Medicare Physician & Other Practitioners file.