Doctor profile · Federal record

Dr. Zachary Zanfes, D.O.

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

  • NPI 1760829030
  • Accepts Medicare
  • MIPS 79.8 / 100 · 2023
  • 13 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
100 Rosebrook Way
Wareham, MA 025711138
(508) 273-4950
fax (508) 273-4955
Mailing address
200 Mill RD
Fairhaven, MA 027195252

Credentials & registration

NPPES · NUCC
NPI registered
May 2013 — 13 yrs on file
Profile last updated
October 18, 2024
Year of graduation
2013 — 13 yrs since
Specialty taxonomy
207R00000X — NUCC code
State license (1)
Massachusetts #287356

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1760829030. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
1,183
Distinct HCPCS
10
Medicare allowed
$145,555
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 375 238 $131
99213 Established patient office or other outpatient visit, 20-29 minutes 274 205 $92
G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit 194 194 $134
99306 Initial nursing facility care with high level of medical decision making, per day, if using time, at least 45 minutes 71 60 $187
99308 Subsequent nursing facility care with straightforward level of medical decision making, per day, if using time, at least 15 minutes 64 47 $76
99309 Subsequent nursing facility care with moderate level of medical decision making, per day, if using time, at least 30 minutes 41 33 $110
99495 Transitional care management services for problem of at least moderate complexity 41 36 $206
99204 New patient office or other outpatient visit, 45-59 minutes 36 36 $172
99215 Established patient office or other outpatient visit, 40-54 minutes 28 25 $184
G0008 Administration of influenza virus vaccine 18 18 $31

In context: peer comparison

Among 4 peers in Wareham Internal Medicine Physician, average services per provider: 136. This provider delivers 8.7× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
2,495
Patients
773
Total drug cost
$95,716
Drug Type Claims Patients Total cost
Amlodipine Besylate Generic 338 100 $2,860
Atorvastatin Calcium Generic 243 85 $5,702
Lisinopril Generic 236 72 $2,550
Rosuvastatin Calcium Generic 222 77 $13,379
Levothyroxine Sodium Generic 182 61 $2,942
Gabapentin Generic 172 41 $2,374
Hydrochlorothiazide Generic 153 52 $393
Olmesartan Medoxomil Generic 145 44 $6,039
Metoprolol Succinate Generic 140 39 $2,893
Pantoprazole Sodium Generic 132 41 $2,326

Frequently asked questions

Auto-generated from federal data
What is Dr. Zachary Zanfes's medical specialty?
Dr. Zachary Zanfes practices Internal Medicine Physician in Wareham, MA.
Where does Dr. Zachary Zanfes practice?
Dr. Zachary Zanfes practices at 100 Rosebrook Way, Wareham, MA 025711138. Office phone: 5082734950.
What is Dr. Zachary Zanfes's NPI?
Dr. Zachary Zanfes's National Provider Identifier (NPI) is 1760829030, issued by NPPES.
Does Dr. Zachary Zanfes accept Medicare assignment?
Yes. Dr. Zachary Zanfes accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Zachary Zanfes commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Established patient office or other outpatient visit (HCPCS 99213); Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit (HCPCS G0439). Source: CMS Medicare Physician & Other Practitioners file.