Keith Castaneto, MD
NPI 1528478195 · Family Medicine Physician · Albany, CA
Enrolled with Medicare as Practitioner - Family Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Keith Castaneto, MD is a Family Medicine Physician provider in Albany, CA (NPI 1528478195).
Provider details
- NPI number
- 1528478195
- Entity type
- Individual
- Primary specialty
- Family Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- 1110999 (CA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
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
12 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
4 documented practice locations
- Medicare service volume (vs. specialty peers)28% of score
597 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 50 Minutes99233 | 437 | $132 |
| Hospital Discharge Day Management, More Than 30 Minutes99239 | 81 | $130 |
| Initial Hospital Care With Moderate Level of Medical Decision Making, If Using Time, at Least 75 Minutes99223 | 79 | $193 |
Typical Medicare-allowed amounts for these services range $130–$193 (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.
Practice location
Mailing address
Additional practice locations (3)
- 2450 Ashby AveBerkeley, CA 94705-2067Phone: (510) 204-1893Fax: (510) 646-8287
- 350 Hawthorne AveOakland, CA 94609-3108Phone: (510) 869-6883Fax: (510) 569-6888
- 1100 Van Ness AveSan Francisco, CA 94109-6978Phone: (415) 600-6000Fax: (415) 369-1240
Registry dates
- Enumerated
- 2014-05-05
- Last updated
- 2025-07-31
- Certified
- 2025-07-31
Frequently asked questions
- What is Keith Castaneto's NPI number?
- Keith Castaneto's National Provider Identifier (NPI) is 1528478195, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Keith Castaneto's specialty?
- Keith Castaneto is listed in the NPPES registry with a primary specialty of Family Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Keith Castaneto located?
- Keith Castaneto's practice location on file with NPPES is 400 Evelyn Ave Ste 107, Albany, CA 94706-1350.
- What is Keith Castaneto's phone number?
- The practice phone number listed in the NPPES registry for Keith Castaneto is (510) 524-4040.
- Does Keith Castaneto accept Medicare?
- Keith Castaneto is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Keith Castaneto's NPI active?
- Yes — Keith Castaneto's NPI (1528478195) is active in the NPPES registry as of the last update on 2025-07-31.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.