Graham Clark, MD
NPI 1861684581 · Dermatology Physician · Vancouver, WA
Enrolled with Medicare as Practitioner - Dermatology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Graham Clark, MD is a Dermatology Physician provider in Vancouver, WA (NPI 1861684581).
Provider details
- NPI number
- 1861684581
- Entity type
- Individual
- Primary specialty
- Dermatology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- MD60250520 (WA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
18 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)28% of score
1,880 Medicare services, 2024 (ranked within specialty)
Medicare volume is ranked against active providers in the same specialty. Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
What this provider does (Medicare)
Based on Medicare fee-for-service claims, 2024; not all care is captured.
| Service (HCPCS) | Medicare services | Typical Medicare-allowed (2024) |
|---|---|---|
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 570 | $127 |
| Destruction of Precancer Skin Growth, 2-14 Growths17003 | 394 | $7 |
| Destruction of Precancer Skin Growth, 1 Growth17000 | 232 | $50 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 188 | $91 |
| Destruction of Skin Growth, 1-14 Growths17110 | 170 | $100 |
| Shaving of Skin Growth of Body, Arms, Or Legs, 0.6-1.0 Cm11301 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 25 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Ketoconazole | 235 | 125 |
| Triamcinolone Acetonide | 175 | 118 |
| Mupirocin | 147 | 93 |
| Fluorouracil | 123 | 116 |
| Hydrocortisone | 93 | 61 |
| Clobetasol Propionate | 76 | 48 |
| Doxycycline Hyclate | 68 | 22 |
| Minoxidil | 39 | 15 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2007-08-16
- Last updated
- 2012-11-05
Frequently asked questions
- What is Graham Clark's NPI number?
- Graham Clark's National Provider Identifier (NPI) is 1861684581, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Graham Clark's specialty?
- Graham Clark is listed in the NPPES registry with a primary specialty of Dermatology Physician (Allopathic & Osteopathic Physicians).
- Where is Graham Clark located?
- Graham Clark's practice location on file with NPPES is 2525 Ne 139th St, Vancouver, WA 98686-2719.
- What is Graham Clark's phone number?
- The practice phone number listed in the NPPES registry for Graham Clark is (360) 882-2778.
- Does Graham Clark accept Medicare?
- Graham Clark is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Graham Clark's NPI active?
- Yes — Graham Clark's NPI (1861684581) is active in the NPPES registry as of the last update on 2012-11-05.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.