Aster Mahmood, MD
NPI 1740468859 · Student in an Organized Health Care Education/Training Program · Fontana, CA
Enrolled with Medicare as Practitioner - Family Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Aster Mahmood, MD is a Student in an Organized Health Care Education/Training Program provider in Fontana, CA (NPI 1740468859).
Provider details
- NPI number
- 1740468859
- Entity type
- Individual
- Primary specialty
- Student in an Organized Health Care Education/Training ProgramStudent, Health Care
- Credential
- MD
- Sex
- Female
- Sole proprietor
- No
Specialties & taxonomies
Student, Health Care
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
18 yrs in NPPES registry
- Profile completeness38% of score
83% of core fields populated
- Practice footprint23% of score
1 documented practice location
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 prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 84 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 421 | 170 |
| Losartan Potassium | 308 | 115 |
| Metformin Hcl | 164 | 67 |
| Amlodipine Besylate | 163 | 69 |
| Hydrochlorothiazide | 152 | 61 |
| Lisinopril | 134 | 63 |
| Glipizide | 125 | 48 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2008-01-31
- Last updated
- 2021-12-06
Frequently asked questions
- What is Aster Mahmood's NPI number?
- Aster Mahmood's National Provider Identifier (NPI) is 1740468859, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Aster Mahmood's specialty?
- Aster Mahmood is listed in the NPPES registry with a primary specialty of Student in an Organized Health Care Education/Training Program (Student, Health Care).
- Where is Aster Mahmood located?
- Aster Mahmood's practice location on file with NPPES is 9985 Sierra Ave, Fontana, CA 92335-6720.
- What is Aster Mahmood's phone number?
- The practice phone number listed in the NPPES registry for Aster Mahmood is (909) 427-3256.
- Does Aster Mahmood accept Medicare?
- Aster Mahmood is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Aster Mahmood's NPI active?
- Yes — Aster Mahmood's NPI (1740468859) is active in the NPPES registry as of the last update on 2021-12-06.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.