Doctor profile · Federal record

Dr. Johann Gudjonsson, MD

Dermatology Physician (CMS: Dermatology) · Student in an Organized Health Care Education/Training Program · Ann Arbor, MI

  • NPI 1710004866
  • Accepts Medicare
  • 28 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
1500 E Medical Center Dr, 1St Floor Taubman Ctr Recp B
Ann Arbor, MI 481095314
(734) 936-4054
Mailing address
3621 S State St, 700 Kms Place
Ann Arbor, MI 48108

Credentials & registration

NPPES · NUCC
NPI registered
March 2007 — 19 yrs on file
Profile last updated
March 19, 2012
Year of graduation
1998 — 28 yrs since
Specialty taxonomy
207N00000X — NUCC code
State license (1)
Michigan #4301082622

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1710004866. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
395
Distinct HCPCS
6
Medicare allowed
$17,793
HCPCS Description Services Patients Avg allowed
17003 Destruction of precancer skin growth, 2-14 growths 138 30 $2
99213 Established patient office or other outpatient visit, 20-29 minutes 84 65 $67
99214 Established patient office or other outpatient visit, 30-39 minutes 75 55 $99
17000 Destruction of precancer skin growth, 1 growth 46 37 $45
11102 Biopsy of related skin growth, first growth 26 23 $28
17110 Destruction of skin growth, 1-14 growths 26 21 $64

In context: peer comparison

Among 16 peers in Ann Arbor Dermatology Physician, average services per provider: 103. This provider delivers 3.8× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$86,437
Transactions
49
Manufacturers
9
Payer (manufacturer) Industry Txns Amount
Sanofi US Services INC. 4 $22,365.00
Boehringer Ingelheim International GmbH 13 $18,781.11
Janssen Research & Development, LLC 10 $11,381.16
Takeda Pharmaceuticals U.S.A., INC. 4 $10,613.00
Merck Sharp & Dohme LLC 9 $8,003.98
Genzyme Corporation 5 $6,595.64
E.R. Squibb & Sons, L.L.C. 1 $5,437.50
Boehringer Ingelheim Pharmaceuticals, INC. 2 $1,659.45
Eli Lilly and Company 1 $1,600.00

By nature of payment

Consulting Fee
$74,828
Compensation for Services Other Than Consulting, Including Serving As Faculty or As A Speaker at A Venue Other Than A Continuing Education Program
$8,606
Travel and Lodging
$2,257
Food and Beverage
$746

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Johann Gudjonsson's medical specialty?
Dr. Johann Gudjonsson practices Dermatology Physician in Ann Arbor, MI.
Where does Dr. Johann Gudjonsson practice?
Dr. Johann Gudjonsson practices at 1500 E Medical Center Dr, Ann Arbor, MI 481095314. Office phone: 7349364054.
What is Dr. Johann Gudjonsson's NPI?
Dr. Johann Gudjonsson's National Provider Identifier (NPI) is 1710004866, issued by NPPES.
Does Dr. Johann Gudjonsson accept Medicare assignment?
Yes. Dr. Johann Gudjonsson accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Johann Gudjonsson 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); Established patient office or other outpatient visit (HCPCS 99214). Source: CMS Medicare Physician & Other Practitioners file.