Jose Ochoa-Bayona, M.D.
NPI 1669475158 · Hematology & Oncology Physician · Walnut Creek, CA
Enrolled with Medicare as Practitioner - Hematopoietic Cell Transplantation and Cellular Therapy · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Jose Ochoa-Bayona, M.D. is a Hematology & Oncology Physician provider in Walnut Creek, CA (NPI 1669475158).
Provider details
- NPI number
- 1669475158
- Entity type
- Individual
- Primary specialty
- Hematology & Oncology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- C171204 (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
21 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
196 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 | 90 | $96 |
| 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 | 45 | $16 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 44 | $106 |
| 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 | 17 | $16 |
Typical Medicare-allowed amounts for these services range $16–$106 (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 · 24 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Acyclovir | 110 | 42 |
| Sulfamethoxazole/Trimethoprimbrand: Sulfamethoxazole-Trimethoprim | 52 | 19 |
| Sirolimus | 41 | — |
| Morphine Sulfatebrand: Morphine Sulfate Er | 39 | — |
| Ruxolitinib Phosphatebrand: Jakafi | 37 | — |
| Oxycodone Hcl | 32 | 13 |
| Zolpidem Tartrate |
Practice location
Mailing address
Registry dates
- Enumerated
- 2005-05-27
- Last updated
- 2025-06-10
- Certified
- 2025-06-06
Frequently asked questions
- What is Jose Ochoa-Bayona's NPI number?
- Jose Ochoa-Bayona's National Provider Identifier (NPI) is 1669475158, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Jose Ochoa-Bayona's specialty?
- Jose Ochoa-Bayona is listed in the NPPES registry with a primary specialty of Hematology & Oncology Physician (Allopathic & Osteopathic Physicians).
- Where is Jose Ochoa-Bayona located?
- Jose Ochoa-Bayona's practice location on file with NPPES is 177 La Casa Via Ste 390, Walnut Creek, CA 94598-6101.
- What is Jose Ochoa-Bayona's phone number?
- The practice phone number listed in the NPPES registry for Jose Ochoa-Bayona is (925) 677-5041.
- Does Jose Ochoa-Bayona accept Medicare?
- Jose Ochoa-Bayona is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Jose Ochoa-Bayona's NPI active?
- Yes — Jose Ochoa-Bayona's NPI (1669475158) is active in the NPPES registry as of the last update on 2025-06-10.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.