Naomi Bitow, MD
NPI 1184038895 · Family Medicine Physician · Castro Valley, CA
Enrolled with Medicare as Practitioner - Family Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Naomi Bitow, MD is a Family Medicine Physician provider in Castro Valley, CA (NPI 1184038895).
Provider details
- NPI number
- 1184038895
- Entity type
- Individual
- Primary specialty
- Family Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Female
- Sole proprietor
- Yes
- License
- A150788 (CA)
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
12 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
174 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 | 122 | $152 |
| Annual Wellness Visit, Includes a Personalized Prevention Plan of Service (pps), Subsequent VisitG0439 | 33 | $156 |
| Administration of Influenza Virus VaccineG0008 | 19 | $39 |
Typical Medicare-allowed amounts for these services range $39–$156 (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 · 35 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 139 | 36 |
| Amlodipine Besylate | 138 | 33 |
| Lisinopril | 102 | 27 |
| Simvastatin | 57 | 13 |
| Losartan Potassium | 56 | 13 |
| Metformin Hclbrand: Metformin Hcl Er | 45 | 12 |
| Gabapentin |
Practice location
Mailing address
Registry dates
- Enumerated
- 2014-06-20
- Last updated
- 2017-10-26
Frequently asked questions
- What is Naomi Bitow's NPI number?
- Naomi Bitow's National Provider Identifier (NPI) is 1184038895, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Naomi Bitow's specialty?
- Naomi Bitow is listed in the NPPES registry with a primary specialty of Family Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Naomi Bitow located?
- Naomi Bitow's practice location on file with NPPES is 20101 Lake Chabot Rd Fl 3, Castro Valley, CA 94546-5305.
- What is Naomi Bitow's phone number?
- The practice phone number listed in the NPPES registry for Naomi Bitow is (510) 886-3400.
- Does Naomi Bitow accept Medicare?
- Naomi Bitow is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Naomi Bitow's NPI active?
- Yes — Naomi Bitow's NPI (1184038895) is active in the NPPES registry as of the last update on 2017-10-26.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.