Doctor profile · Federal record

Dr. William Wyman Fiske, M.D.

Dermatology Physician (CMS: Dermatology) · W Yarmouth, MA

  • NPI 1780624213
  • Accepts Medicare
  • MIPS 100.0 / 100 · 2023
  • 41 yrs in practice
  • Male
  • Solo practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
134 Ansel Hallet RD
W Yarmouth, MA 026732582
(508) 771-9779

Credentials & registration

NPPES · NUCC
NPI registered
June 2006 — 20 yrs on file
Profile last updated
May 22, 2013
Year of graduation
1985 — 41 yrs since
Specialty taxonomy
207N00000X — NUCC code
State license (1)
Massachusetts #74240
Medicaid
MA #110095135A

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1780624213. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
7,580
Distinct HCPCS
10
Medicare allowed
$596,961
HCPCS Description Services Patients Avg allowed
99213 Established patient office or other outpatient visit, 20-29 minutes 2,493 2,020 $94
17003 Destruction of precancer skin growth, 2-14 growths 1,589 497 $7
17000 Destruction of precancer skin growth, 1 growth 1,225 1,024 $63
99214 Established patient office or other outpatient visit, 30-39 minutes 731 627 $133
17110 Destruction of skin growth, 1-14 growths 371 349 $118
99203 New patient office or other outpatient visit, 30-44 minutes 265 265 $116
11102 Biopsy of related skin growth, first growth 235 229 $101
99212 Established patient office or other outpatient visit, 10-19 minutes 217 206 $59
99204 New patient office or other outpatient visit, 45-59 minutes 123 123 $171
11106 Incision biopsy, first skin growth 108 103 $162

In context: peer comparison

Among 2 peers in W Yarmouth Dermatology Physician, average services per provider: 373. This provider delivers 20× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$243
Transactions
7
Manufacturers
5
Payer (manufacturer) Industry Txns Amount
Janssen Biotech, INC. 2 $131.33
Abbvie INC. 2 $59.78
E.R. Squibb & Sons, L.L.C. 1 $24.16
Ucb, INC. 1 $14.06
Amgen INC. 1 $13.22

By nature of payment

Food and Beverage
$148
Education
$95

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
2,581
Patients
1,679
Total drug cost
$105,902
Drug Type Claims Patients Total cost
Clobetasol Propionate Generic 332 193 $26,463
Ketoconazole Generic 329 191 $9,525
Fluorouracil Generic 322 306 $26,052
Hydrocortisone Generic 310 217 $4,513
Triamcinolone Acetonide Generic 265 175 $3,124
Mupirocin Generic 246 174 $2,263
Metronidazole Generic 224 106 $14,296
Betamethasone Dipropionate Generic 148 100 $4,673
Nystatin Generic 81 36 $1,933
Doxycycline Hyclate Generic 73 25 $1,861

Frequently asked questions

Auto-generated from federal data
What is Dr. William Wyman Fiske's medical specialty?
Dr. William Wyman Fiske practices Dermatology Physician in W Yarmouth, MA.
Where does Dr. William Wyman Fiske practice?
Dr. William Wyman Fiske practices at 134 Ansel Hallet RD, W Yarmouth, MA 026732582. Office phone: 5087719779.
What is Dr. William Wyman Fiske's NPI?
Dr. William Wyman Fiske's National Provider Identifier (NPI) is 1780624213, issued by NPPES.
Does Dr. William Wyman Fiske accept Medicare assignment?
Yes. Dr. William Wyman Fiske accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. William Wyman Fiske commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99213); Destruction of precancer skin growth, 2-14 growths (HCPCS 17003); Destruction of precancer skin growth, 1 growth (HCPCS 17000). Source: CMS Medicare Physician & Other Practitioners file.