Midori Rivera, M.D.
NPI 1821243478 · Family Medicine Physician · San Marcos, CA
Enrolled with Medicare as Practitioner - Family Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Midori Rivera, M.D. is a Family Medicine Physician provider in San Marcos, CA (NPI 1821243478).
Provider details
- NPI number
- 1821243478
- Entity type
- Individual
- Primary specialty
- Family Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Female
- Sole proprietor
- Yes
- License
- A96799 (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
17 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
94 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) |
|---|---|---|
| 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 | 39 | $17 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 35 | $137 |
| Insertion of Needle Into Vein for Collection of Blood Sample36415 | 20 | $9 |
Typical Medicare-allowed amounts for these services range $9–$137 (2024). The Medicare-allowed amount is what Medicare recognizes for a service under fee-for-service — a reference figure for 2024, not a price quote and not what you would be billed. Medicare Part B covers roughly an eighth of all NPIs (65+ skew); services with fewer than 11 beneficiaries are suppressed by CMS. Source: CMS Medicare Physician & Other Practitioners, by Provider & Service.
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 64 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 216 | 85 |
| Amlodipine Besylate | 118 | 54 |
| Losartan Potassium | 116 | 46 |
| Levothyroxine Sodium | 112 | 39 |
| Lisinopril | 110 | 46 |
| Rosuvastatin Calcium | 90 | 35 |
| Metformin Hcl |
Practice location
Mailing address
Additional practice locations (1)
- H 100 Santa Margarita RoadMarine Corps BaseCamp Pendleton, CA 92055-5191Phone: (760) 763-6286
Registry dates
- Enumerated
- 2008-11-24
- Last updated
- 2021-12-01
- Certified
- 2021-12-01
Frequently asked questions
- What is Midori Rivera's NPI number?
- Midori Rivera's National Provider Identifier (NPI) is 1821243478, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Midori Rivera's specialty?
- Midori Rivera is listed in the NPPES registry with a primary specialty of Family Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Midori Rivera located?
- Midori Rivera's practice location on file with NPPES is 111 Campus Way Ste 301, San Marcos, CA 92078-4212.
- What is Midori Rivera's phone number?
- The practice phone number listed in the NPPES registry for Midori Rivera is (760) 806-5700.
- Does Midori Rivera accept Medicare?
- Midori Rivera is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Midori Rivera's NPI active?
- Yes — Midori Rivera's NPI (1821243478) is active in the NPPES registry as of the last update on 2021-12-01.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.