Kevin Welk, MD
NPI 1902804925 · Rheumatology Physician · Mount Vernon, WA
Enrolled with Medicare as Practitioner - Rheumatology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Kevin Welk, MD is a Rheumatology Physician provider in Mount Vernon, WA (NPI 1902804925).
Provider details
- NPI number
- 1902804925
- Entity type
- Individual
- Primary specialty
- Rheumatology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- 22416 (OK)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
20 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)25% of score
1,422 Medicare services, 2024 (ranked within specialty)
- Open Payments transparency10% of score
Has Open Payments disclosures (2024)
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 .
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) |
|---|---|---|
| Visit Complexity Inherent to Evaluation and Management Associated With Medical Care Services That Serve As the Continuing Focal Point for All Needed Health Care Services And/Or With Medical Care Services That Are Part of Ongoing Care Related to a Patient'SG2211 | 638 | $16 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 364 | $98 |
| Established Patient Office Or Other Outpatient Visit With High Level of Medical Decision Making, If Using Time, 40 Minutes Or More99215 | 207 | $143 |
| New Patient Office Or Other Outpatient Visit With Moderate Level of Medical Decision Making, If Using Time, 45 Minutes Or More99204 | 95 | $131 |
| New Patient Office Or Other Outpatient Visit With a High Level of Medical Decision Making, If Using Time, 60 Minutes Or More99205 | 71 | $179 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 37 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Methotrexate Sodiumbrand: Methotrexate | 357 | 104 |
| Hydroxychloroquine Sulfate | 219 | 70 |
| Leflunomide | 192 | 54 |
| Prednisone | 169 | 68 |
| Sulfasalazine | 122 | 47 |
| Allopurinol | 100 | 26 |
| Folic Acid | 61 | 23 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$66 across 4 records (Open Payments 2024)
Open Payments discloses payments and transfers of value (meals, travel, consulting, research, royalties) from drug and device makers to providers. This is a transparency signal, not a verdict — such payments are legal and common, and their presence is neither an endorsement nor a criticism. Source: CMS Open Payments, program year 2024.
Practice location
Mailing address
Registry dates
- Enumerated
- 2005-07-13
- Last updated
- 2010-11-03
Frequently asked questions
- What is Kevin Welk's NPI number?
- Kevin Welk's National Provider Identifier (NPI) is 1902804925, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Kevin Welk's specialty?
- Kevin Welk is listed in the NPPES registry with a primary specialty of Rheumatology Physician (Allopathic & Osteopathic Physicians).
- Where is Kevin Welk located?
- Kevin Welk's practice location on file with NPPES is 1400 E. Kincaid Street, Mount Vernon, WA 98274-4127.
- What is Kevin Welk's phone number?
- The practice phone number listed in the NPPES registry for Kevin Welk is (360) 428-2555.
- Does Kevin Welk accept Medicare?
- Kevin Welk is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Kevin Welk's NPI active?
- Yes — Kevin Welk's NPI (1902804925) is active in the NPPES registry as of the last update on 2010-11-03.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.