Doctor profile · Federal record

Dr. Justin Dorfman, D.O.

Internal Medicine Physician (CMS: Family Practice) · Southborough, MA

  • NPI 1053339432
  • Accepts Medicare
  • 24 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
24 Newton St
Southborough, MA 017721215
(508) 460-3250

Credentials & registration

NPPES · NUCC
NPI registered
July 2006 — 20 yrs on file
Profile last updated
June 2, 2011
Year of graduation
2002 — 24 yrs since
Specialty taxonomy
207R00000X — NUCC code
State license (1)
Massachusetts #226691
Medicaid
MA #2115441

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1053339432. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
1,047
Distinct HCPCS
10
Medicare allowed
$76,646
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 194 148 $129
J1030 Injection, methylprednisolone acetate, 40 mg 113 68 $7
99213 Established patient office or other outpatient visit, 20-29 minutes 104 85 $92
20610 Aspiration and/or injection of fluid from large joint 100 69 $70
80061 Blood test, lipids (cholesterol and triglycerides) 76 70 $13
99204 New patient office or other outpatient visit, 45-59 minutes 64 64 $168
G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit 61 61 $132
G0008 Administration of influenza virus vaccine 51 51 $34
83036 Hemoglobin a1c level 43 32 $10
90694 Influenza vaccine, quadrivalent inactivated, 0.5 ml dosage 43 43 $76

In context: peer comparison

Among 3 peers in this city , average services per provider: 70. This provider delivers 15× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
1,207
Patients
469
Total drug cost
$20,901
Drug Type Claims Patients Total cost
Atorvastatin Calcium Generic 192 82 $5,222
Simvastatin Generic 150 58 $2,438
Lisinopril Generic 149 65 $2,105
Amlodipine Besylate Generic 103 36 $1,198
Levothyroxine Sodium Generic 77 23 $1,345
Lorazepam Generic 76 30 $551
Omeprazole Generic 64 27 $1,385
Gabapentin Generic 63 28 $924
Furosemide Generic 62 19 $471
Metoprolol Succinate Generic 54 23 $1,584

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Justin Dorfman's medical specialty?
Dr. Justin Dorfman practices Internal Medicine Physician in Southborough, MA.
Where does Dr. Justin Dorfman practice?
Dr. Justin Dorfman practices at 24 Newton St, Southborough, MA 017721215. Office phone: 5084603250.
What is Dr. Justin Dorfman's NPI?
Dr. Justin Dorfman's National Provider Identifier (NPI) is 1053339432, issued by NPPES.
Does Dr. Justin Dorfman accept Medicare assignment?
Yes. Dr. Justin Dorfman accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Justin Dorfman commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Injection, methylprednisolone acetate, 40 mg (HCPCS J1030); Established patient office or other outpatient visit (HCPCS 99213). Source: CMS Medicare Physician & Other Practitioners file.