Margaret Mann Zeballos, MD
NPI 1427069459 · Family Medicine Physician · San Antonio, TX
Margaret Mann Zeballos, MD is a Family Medicine Physician provider in San Antonio, TX (NPI 1427069459).
Provider details
- NPI number
- 1427069459
- Entity type
- Individual
- Primary specialty
- Family Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Female
- Sole proprietor
- No
- License
- L7031 (TX)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure33% of score
19 yrs in NPPES registry
- Profile completeness33% of score
100% of core fields populated
- Practice footprint20% of score
1 documented practice location
- Open Payments transparency13% of score
Has Open Payments disclosures (2024)
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 · 39 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Levothyroxine Sodium | 64 | 18 |
| Atorvastatin Calcium | 38 | — |
| Losartan Potassium | 36 | — |
| Amlodipine Besylate | 32 | — |
| Omeprazole | 32 | 11 |
| Rosuvastatin Calcium | 31 | — |
| Metoprolol Succinate |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$35 across 2 records (Open Payments 2024)
Open Payments discloses payments and transfers of value (meals, travel, consulting, research, royalties) from drug and device makers to providers. This is a transparency signal, not a verdict — such payments are legal and common, and their presence is neither an endorsement nor a criticism. Source: CMS Open Payments, program year 2024.
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-08-11
- Last updated
- 2026-01-30
- Certified
- 2026-01-30
Frequently asked questions
- What is Margaret Mann Zeballos's NPI number?
- Margaret Mann Zeballos's National Provider Identifier (NPI) is 1427069459, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Margaret Mann Zeballos's specialty?
- Margaret Mann Zeballos is listed in the NPPES registry with a primary specialty of Family Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Margaret Mann Zeballos located?
- Margaret Mann Zeballos's practice location on file with NPPES is 423 Treeline Park Ste 201, San Antonio, TX 78209-2078.
- What is Margaret Mann Zeballos's phone number?
- The practice phone number listed in the NPPES registry for Margaret Mann Zeballos is (210) 775-0633.
- Is Margaret Mann Zeballos's NPI active?
- Yes — Margaret Mann Zeballos's NPI (1427069459) is active in the NPPES registry as of the last update on 2026-01-30.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.