Michael Johnson, M.D.
NPI 1275590267 · Family Medicine Physician · Valencia, CA
Enrolled with Medicare as Practitioner - Family Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Michael Johnson, M.D. is a Family Medicine Physician provider in Valencia, CA (NPI 1275590267).
Provider details
- NPI number
- 1275590267
- Entity type
- Individual
- Primary specialty
- Family Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- G063669 (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
20 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
2 documented practice locations
- Medicare service volume (vs. specialty peers)28% of score
292 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 Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 75 | $96 |
| Telephone Medical Discussion With Physician, 11-20 Minutes99442 | 49 | $98 |
| Annual Wellness Visit, Includes a Personalized Prevention Plan of Service (pps), Subsequent VisitG0439 | 42 | $140 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 26 | $138 |
| Telephone Medical Discussion With Physician, 5-10 Minutes99441 | 22 | $62 |
| Office Or Other Outpatient Visit for the Evaluation and Management of Established Patient That May Not Require Presence of Healthcare Professional99211 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 106 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 543 | 165 |
| Amlodipine Besylate | 347 | 101 |
| Losartan Potassium | 257 | 73 |
| Lisinopril | 192 | 55 |
| Levothyroxine Sodium | 175 | 50 |
| Metformin Hcl | 153 | 46 |
| Metoprolol Succinate |
Practice location
Mailing address
Additional practice locations (1)
- 11600 Indian Hills RdSuite 100Mission Hills, CA 91345-1225Phone: (818) 838-4590
Registry dates
- Enumerated
- 2006-04-26
- Last updated
- 2025-12-26
- Certified
- 2025-12-26
Frequently asked questions
- What is Michael Johnson's NPI number?
- Michael Johnson's National Provider Identifier (NPI) is 1275590267, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Michael Johnson's specialty?
- Michael Johnson is listed in the NPPES registry with a primary specialty of Family Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Michael Johnson located?
- Michael Johnson's practice location on file with NPPES is 23501 Cinema Dr Ste 100, Valencia, CA 91355-5429.
- What is Michael Johnson's phone number?
- The practice phone number listed in the NPPES registry for Michael Johnson is (661) 367-9200.
- Does Michael Johnson accept Medicare?
- Michael Johnson is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Michael Johnson's NPI active?
- Yes — Michael Johnson's NPI (1275590267) is active in the NPPES registry as of the last update on 2025-12-26.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.