Royal Dean, M.D.
NPI 1417976945 · General Practice Physician · Simi Valley, CA
Enrolled with Medicare as Practitioner - General Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Royal Dean, M.D. is a General Practice Physician provider in Simi Valley, CA (NPI 1417976945).
Provider details
- NPI number
- 1417976945
- Entity type
- Individual
- Primary specialty
- General Practice PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- Yes
- License
- G063880 (CA)
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
19 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
2,319 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 | 1,219 | $143 |
| Annual Wellness Visit, Includes a Personalized Prevention Plan of Service (pps), Subsequent VisitG0439 | 261 | $147 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 219 | $101 |
| Office Or Other Outpatient Visit for the Evaluation and Management of Established Patient That May Not Require Presence of Healthcare Professional99211 | 109 | $27 |
| Administration of Influenza Virus VaccineG0008 | 104 | $35 |
| Physician Or Allowed Practitioner Supervision of a Patient Receiving Medicare-Covered Services Provided By a Participating Home Health Agency (patient Not Present) Requiring Complex and Multidisciplinary Care Modalities Involving Regular Physician Or Allow |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 149 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Levothyroxine Sodium | 456 | 102 |
| Pantoprazole Sodium | 289 | 72 |
| Losartan Potassium | 210 | 47 |
| Azithromycin | 201 | 125 |
| Atorvastatin Calcium | 197 | 46 |
| Semaglutidebrand: Ozempic | 193 | 30 |
| Gabapentin |
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-07-18
- Last updated
- 2017-03-08
Frequently asked questions
- What is Royal Dean's NPI number?
- Royal Dean's National Provider Identifier (NPI) is 1417976945, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Royal Dean's specialty?
- Royal Dean is listed in the NPPES registry with a primary specialty of General Practice Physician (Allopathic & Osteopathic Physicians).
- Where is Royal Dean located?
- Royal Dean's practice location on file with NPPES is 1687 Erringer Rd Ste 217, Simi Valley, CA 93065-6510.
- What is Royal Dean's phone number?
- The practice phone number listed in the NPPES registry for Royal Dean is (805) 577-0059.
- Does Royal Dean accept Medicare?
- Royal Dean is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Royal Dean's NPI active?
- Yes — Royal Dean's NPI (1417976945) is active in the NPPES registry as of the last update on 2017-03-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.