Stewart Wilkey, DO, MPH
NPI 1821431610 · Family Medicine Physician · Oceanside, CA
Enrolled with Medicare as Practitioner - Family Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Stewart Wilkey, DO, MPH is a Family Medicine Physician provider in Oceanside, CA (NPI 1821431610).
Provider details
- NPI number
- 1821431610
- Entity type
- Individual
- Primary specialty
- Family Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- DO, MPH
- Sex
- Male
- Sole proprietor
- No
- License
- 20A13771 (CA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
13 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
1,577 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) |
|---|---|---|
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 317 | $136 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 259 | $97 |
| Advance Care Planning, First 30 Minutes99497 | 125 | $85 |
| Annual Depression Screening, 5 to 15 MinutesG0444 | 125 | $21 |
| Annual Wellness Visit, Includes a Personalized Prevention Plan of Service (pps), Subsequent VisitG0439 | 121 | $137 |
| Annual Alcohol Misuse Screening, 5 to 15 MinutesG0442 | 115 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 123 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 533 | 175 |
| Levothyroxine Sodium | 317 | 99 |
| Losartan Potassium | 297 | 99 |
| Semaglutidebrand: Ozempic | 280 | 50 |
| Amlodipine Besylate | 256 | 84 |
| Rosuvastatin Calcium | 225 | 91 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$1,410 across 87 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
- 2013-04-10
- Last updated
- 2026-03-05
- Certified
- 2026-03-05
Frequently asked questions
- What is Stewart Wilkey's NPI number?
- Stewart Wilkey's National Provider Identifier (NPI) is 1821431610, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Stewart Wilkey's specialty?
- Stewart Wilkey is listed in the NPPES registry with a primary specialty of Family Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Stewart Wilkey located?
- Stewart Wilkey's practice location on file with NPPES is 3230 Waring Ct Ste J, Oceanside, CA 92056-4509.
- What is Stewart Wilkey's phone number?
- The practice phone number listed in the NPPES registry for Stewart Wilkey is (760) 941-4498.
- Does Stewart Wilkey accept Medicare?
- Stewart Wilkey is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Stewart Wilkey's NPI active?
- Yes — Stewart Wilkey's NPI (1821431610) is active in the NPPES registry as of the last update on 2026-03-05.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.