Doctor profile · Federal record

Dr. William Breckwoldt, M.D.

Vascular Surgery Physician (CMS: Vascular Surgery) · Specialist · Surgery Physician · Winchester, MA

  • NPI 1306814272
  • Accepts Medicare
  • MIPS 88.4 / 100 · 2023
  • 42 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
955 Main Street, Suite G2A
Winchester, MA 018901961
(781) 729-2020
fax (781) 729-6846
Mailing address
955 Main St, Suite G2A
Winchester, MA 018901961

Credentials & registration

NPPES · NUCC
NPI registered
March 2006 — 20 yrs on file
Profile last updated
February 28, 2020
Year of graduation
1984 — 42 yrs since
Specialty taxonomy
2086S0129X — NUCC code
State license (1)
Massachusetts #70797
Medicaid
MA #3053318

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1306814272. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
1,781
Distinct HCPCS
10
Medicare allowed
$138,951
HCPCS Description Services Patients Avg allowed
11042 Removal of skin and tissue, 20.0 sq cm or less 307 94 $66
11045 Removal of skin and tissue, each additional 20.0 sq cm or less 265 21 $27
99213 Established patient office or other outpatient visit, 20-29 minutes 147 125 $90
93971 Ultrasound study of one arm or leg veins with compression and maneuvers 132 124 $23
99183 Management of oxygen chamber therapy 129 14 $114
99214 Established patient office or other outpatient visit, 30-39 minutes 105 93 $136
93880 Ultrasound of both sides of head and neck blood flow 86 85 $41
99212 Established patient office or other outpatient visit, 10-19 minutes 82 53 $43
93970 Ultrasound study of arm or leg veins with compression and maneuvers 61 60 $36
97597 Removal of tissue from wound, 20.0 sq cm or less 58 32 $39

In context: peer comparison

Among 1 peers in this city , average services per provider: 71. This provider delivers 25× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
89
Patients
21
Total drug cost
$1,960
Drug Type Claims Patients Total cost
Clotrimazole-Betamethasone (Clotrimazole/Betamethasone Dip) Brand 34 21 $900
Clopidogrel (Clopidogrel Bisulfate) Brand 22 0 $303
Cilostazol Generic 20 0 $677
Cephalexin Generic 13 0 $80

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. William Breckwoldt's medical specialty?
Dr. William Breckwoldt practices Vascular Surgery Physician in Winchester, MA.
Where does Dr. William Breckwoldt practice?
Dr. William Breckwoldt practices at 955 Main Street, Winchester, MA 018901961. Office phone: 7817292020.
What is Dr. William Breckwoldt's NPI?
Dr. William Breckwoldt's National Provider Identifier (NPI) is 1306814272, issued by NPPES.
Does Dr. William Breckwoldt accept Medicare assignment?
Yes. Dr. William Breckwoldt accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. William Breckwoldt commonly perform?
Top Medicare-reported procedures in 2023: Removal of skin and tissue, 20.0 sq cm or less (HCPCS 11042); Removal of skin and tissue, each additional 20.0 sq cm or less (HCPCS 11045); Established patient office or other outpatient visit (HCPCS 99213). Source: CMS Medicare Physician & Other Practitioners file.