Michael Bernaba
NPI 1568952356 · Nephrology Physician · Oakland, CA
Enrolled with Medicare as Practitioner - Nephrology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Michael Bernaba is a Nephrology Physician provider in Oakland, CA (NPI 1568952356).
Provider details
- NPI number
- 1568952356
- Entity type
- Individual
- Primary specialty
- Nephrology PhysicianAllopathic & Osteopathic Physicians
- Sex
- Male
- Sole proprietor
- Yes
- License
- R76890 (AZ)
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 tenure28% of score
8 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
3 documented practice locations
- Medicare service volume (vs. specialty peers)28% of score
116 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) |
|---|---|---|
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 35 Minutes99232 | 103 | $88 |
| Initial Hospital Care With Straightforward Or Low-Level Medical Decision Making, If Using Time, at Least 55 Minutes99222 | 13 | $145 |
Typical Medicare-allowed amounts for these services range $88–$145 (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 · 13 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Losartan Potassium | 99 | 47 |
| Carvedilol | 53 | 17 |
| Amlodipine Besylate | 38 | 21 |
| Furosemide | 34 | 16 |
| Empagliflozinbrand: Jardiance | 30 | 14 |
| Sevelamer Carbonate | 30 | 19 |
| Sodium Zirconium Cyclosilicatebrand: Lokelma | 20 | — |
Practice location
Mailing address
Additional practice locations (2)
- 5777 E Mayo BlvdPhoenix, AZ 85054-4502Phone: (661) 932-3094
- 2800 E Ajo WayTucson, AZ 85713-6204Phone: (520) 874-2000
Registry dates
- Enumerated
- 2018-05-16
- Last updated
- 2023-08-31
- Certified
- 2023-08-31
Frequently asked questions
- What is Michael Bernaba's NPI number?
- Michael Bernaba's National Provider Identifier (NPI) is 1568952356, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Michael Bernaba's specialty?
- Michael Bernaba is listed in the NPPES registry with a primary specialty of Nephrology Physician (Allopathic & Osteopathic Physicians).
- Where is Michael Bernaba located?
- Michael Bernaba's practice location on file with NPPES is 3600 Broadway, Oakland, CA 94611-5730.
- What is Michael Bernaba's phone number?
- The practice phone number listed in the NPPES registry for Michael Bernaba is (510) 752-1000.
- Does Michael Bernaba accept Medicare?
- Michael Bernaba is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Michael Bernaba's NPI active?
- Yes — Michael Bernaba's NPI (1568952356) is active in the NPPES registry as of the last update on 2023-08-31.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.