Doctor profile · Federal record

Dr. Greg Viehman, M.D.

Dermatology Physician (CMS: Micrographic Dermatologic Surgery (MDS)) · Mohs-Micrographic Surgery Physician · Wilmington, NC

  • NPI 1437130523
  • Accepts Medicare
  • 33 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
710 Military Cutoff RD, Suite 200
Wilmington, NC 284052375
(910) 256-2100
fax (910) 256-7999

Credentials & registration

NPPES · NUCC
NPI registered
November 2005 — 21 yrs on file
Profile last updated
February 13, 2025
Year of graduation
1993 — 33 yrs since
Specialty taxonomy
207N00000X — NUCC code
State license (1)
North Carolina #9600763
Medicaid
NC #891049K

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1437130523. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
3,754
Distinct HCPCS
10
Medicare allowed
$1,457,797
HCPCS Description Services Patients Avg allowed
17311 Removal and microscopic exam of growth of head, neck, hands, feet, or genitals, 1-5 tissue blocks 1,153 904 $528
17312 Removal and microscopic exam of growth of head, neck, hands, feet, or genitals, each additional stage, 1-5 tissue blocks 997 584 $385
99203 New patient office or other outpatient visit, 30-44 minutes 190 190 $106
17313 Removal and microscopic exam of growth of trunk, arms, or legs, 1-5 tissue blocks 182 141 $517
13132 Complicated repair of wound of forehead, cheeks, chin, mouth, neck, underarms, genitals, hands, or feet, 2.6-7.5 cm 168 165 $224
88331 Pathology examination of specimen during surgery, first tissue block 113 87 $97
99213 Established patient office or other outpatient visit, 20-29 minutes 99 98 $85
17314 Removal and microscopic exam of growth of trunk, arms, or legs, each additional stage, 1-5 tissue blocks 97 67 $368
14040 Repair of wound of forehead, cheeks, chin, mouth, neck, underarms, genitals, hands, or feet by transferring skin, 10.0 sq cm or less 80 76 $675
11102 Biopsy of related skin growth, first growth 76 71 $54

In context: peer comparison

Among 13 peers in this city , average services per provider: 269. This provider delivers 14× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
87
Patients
84
Total drug cost
$549
Drug Type Claims Patients Total cost
Cephalexin Generic 39 38 $278
Hydrocodone-Acetaminophen (Hydrocodone/Acetaminophen) Brand 32 32 $86
Doxycycline Hyclate Generic 16 14 $185

Frequently asked questions

Auto-generated from federal data
What is Dr. Greg Viehman's medical specialty?
Dr. Greg Viehman practices Dermatology Physician in Wilmington, NC.
Where does Dr. Greg Viehman practice?
Dr. Greg Viehman practices at 710 Military Cutoff RD, Wilmington, NC 284052375. Office phone: 9102562100.
What is Dr. Greg Viehman's NPI?
Dr. Greg Viehman's National Provider Identifier (NPI) is 1437130523, issued by NPPES.
Does Dr. Greg Viehman accept Medicare assignment?
Yes. Dr. Greg Viehman accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Greg Viehman commonly perform?
Top Medicare-reported procedures in 2023: Removal and microscopic exam of growth of head, neck, hands, feet, or genitals, 1-5 tissue blocks (HCPCS 17311); Removal and microscopic exam of growth of head, neck, hands, feet, or genitals, each additional stage, 1-5 tissue blocks (HCPCS 17312); New patient office or other outpatient visit (HCPCS 99203). Source: CMS Medicare Physician & Other Practitioners file.