Doctor profile · Federal record

Dr. Nicholas Bontumasi, M.D.

Dermatology Physician (CMS: Dermatology) · Grand Haven, MI

  • NPI 1306289574
  • Accepts Medicare
  • MIPS 93.3 / 100 · 2023
  • 13 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

Operates at 2 locations .

NPPES Updated May 11, 2026
Primary practice
1600 S Beacon Blvd Ste 160
Grand Haven, MI 494172654
(616) 268-2001
fax (616) 268-2002
Additional location
2525 E Paris Ave Se Ste 100
Grand Rapids, MI 495466191
(616) 678-2070
fax (616) 940-4578
Mailing address
801 York St
Manitowoc, WI 542204630

Credentials & registration

NPPES · NUCC
NPI registered
April 2013 — 13 yrs on file
Profile last updated
February 28, 2022
Year of graduation
2013 — 13 yrs since
Specialty taxonomy
207N00000X — NUCC code
State license (1)
Iowa #R-09922

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1306289574. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
1,780
Distinct HCPCS
10
Medicare allowed
$120,606
HCPCS Description Services Patients Avg allowed
17003 Destruction of precancer skin growth, 2-14 growths 448 112 $6
99213 Established patient office or other outpatient visit, 20-29 minutes 317 247 $86
17000 Destruction of precancer skin growth, 1 growth 208 160 $49
11102 Biopsy of related skin growth, first growth 191 154 $90
99214 Established patient office or other outpatient visit, 30-39 minutes 116 92 $121
11103 Biopsy of related skin growth, each additional growth 101 49 $47
99212 Established patient office or other outpatient visit, 10-19 minutes 98 86 $53
99203 New patient office or other outpatient visit, 30-44 minutes 56 56 $107
17261 Destruction of cancer skin growth of trunk, arms, or legs, 0.6-1.0 cm 55 37 $109
17110 Destruction of skin growth, 1-14 growths 45 40 $103

In context: peer comparison

Among 1 peers in Grand Haven Dermatology Physician, average services per provider: 104. This provider delivers 17× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$767
Transactions
42
Manufacturers
15
Payer (manufacturer) Industry Txns Amount
Regeneron Healthcare Solutions, INC. 13 $144.61
Abbvie INC. 4 $105.12
Novartis Pharmaceuticals Corporation 5 $101.68
Boehringer Ingelheim Pharmaceuticals, INC. 3 $78.28
Ucb, INC. 2 $57.34
Arcutis Biotherapeutics, INC. 2 $40.13
Genzyme Corporation 2 $40.03
E.R. Squibb & Sons, L.L.C. 2 $36.53
Sun Pharmaceutical Industries INC. 2 $30.92
Kyowa Kirin, INC. 1 $21.81
Amgen INC. 1 $19.91
Organon LLC 2 $19.68
Fresenius Kabi USA, LLC 1 $19.40
Janssen Biotech, INC. 1 $18.66
Galderma Laboratories, L.P. 1 $17.16

By nature of payment

Food and Beverage
$767

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
987
Patients
713
Total drug cost
$127,938
Drug Type Claims Patients Total cost
Fluorouracil Generic 175 162 $15,809
Triamcinolone Acetonide Generic 170 142 $1,298
Clobetasol Propionate Generic 147 97 $5,825
Ketoconazole Generic 146 91 $2,884
Betamethasone Dipropionate Generic 72 38 $4,944
Doxycycline Hyclate Generic 54 30 $1,393
Mupirocin Generic 54 49 $438
Metronidazole Generic 47 36 $2,649
Tacrolimus Generic 25 21 $5,425
Hydrocortisone Generic 24 19 $119

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Nicholas Bontumasi's medical specialty?
Dr. Nicholas Bontumasi practices Dermatology Physician in Grand Haven, MI.
Where does Dr. Nicholas Bontumasi practice?
Dr. Nicholas Bontumasi practices at 1600 S Beacon Blvd Ste 160, Grand Haven, MI 494172654. Office phone: 6162682001.
What is Dr. Nicholas Bontumasi's NPI?
Dr. Nicholas Bontumasi's National Provider Identifier (NPI) is 1306289574, issued by NPPES.
Does Dr. Nicholas Bontumasi accept Medicare assignment?
Yes. Dr. Nicholas Bontumasi accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Nicholas Bontumasi commonly perform?
Top Medicare-reported procedures in 2023: Destruction of precancer skin growth, 2-14 growths (HCPCS 17003); Established patient office or other outpatient visit (HCPCS 99213); Destruction of precancer skin growth, 1 growth (HCPCS 17000). Source: CMS Medicare Physician & Other Practitioners file.