Zahoor Sadiq, DO
NPI 1912583402 · Family Medicine Physician · Fontana, CA
Enrolled with Medicare as Practitioner - Family Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Zahoor Sadiq, DO is a Family Medicine Physician provider in Fontana, CA (NPI 1912583402).
Provider details
- NPI number
- 1912583402
- Entity type
- Individual
- Primary specialty
- Family Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- DO
- Sex
- Male
- Sole proprietor
- No
- License
- 22326 (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
5 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
52 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 Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 52 | $94 |
Typical Medicare-allowed amounts for these services range $94–$94 (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 · 10 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Nitrofurantoin Monohyd/M-Crystbrand: Nitrofurantoin Mono-Macro | 42 | 41 |
| Amoxicillin/Potassium Clavbrand: Amoxicillin-Clavulanate Potass | 34 | 34 |
| Ofloxacin | 29 | 29 |
| Cephalexin | 27 | 27 |
| Prednisone | 25 | 25 |
| Azithromycin | 25 | 25 |
| Ciprofloxacin Hcl | 18 | 18 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2021-03-23
- Last updated
- 2026-03-05
- Certified
- 2026-03-05
Frequently asked questions
- What is Zahoor Sadiq's NPI number?
- Zahoor Sadiq's National Provider Identifier (NPI) is 1912583402, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Zahoor Sadiq's specialty?
- Zahoor Sadiq is listed in the NPPES registry with a primary specialty of Family Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Zahoor Sadiq located?
- Zahoor Sadiq's practice location on file with NPPES is 9961 Sierra Ave, Fontana, CA 92335-6720.
- What is Zahoor Sadiq's phone number?
- The practice phone number listed in the NPPES registry for Zahoor Sadiq is (833) 574-2273.
- Does Zahoor Sadiq accept Medicare?
- Zahoor Sadiq is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Zahoor Sadiq's NPI active?
- Yes — Zahoor Sadiq's NPI (1912583402) is active in the NPPES registry as of the last update on 2026-03-05.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.