Sylvia Allen, FNP-BC
NPI 1275647679 · Family Nurse Practitioner · San Antonio, TX
Enrolled with Medicare as Practitioner - Nurse Practitioner · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Sylvia Allen, FNP-BC is a Family Nurse Practitioner provider in San Antonio, TX (NPI 1275647679).
Provider details
- NPI number
- 1275647679
- Entity type
- Individual
- Primary specialty
- Family Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- FNP-BC
- Sex
- Female
- Sole proprietor
- No
- License
- 532539 (TX)
Specialties & taxonomies
Physician Assistants & Advanced Practice Nursing Providers
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 · 60 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Amlodipine Besylate | 167 | 60 |
| Metformin Hcl | 141 | 52 |
| Atorvastatin Calcium | 140 | 53 |
| Gabapentin | 114 | 45 |
| Ergocalciferol (vitamin D2)brand: Vitamin D2 | 97 | 38 |
| Lisinopril | 95 | 37 |
| Losartan Potassium |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$154 across 3 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
- 2006-08-19
- Last updated
- 2019-02-26
Frequently asked questions
- What is Sylvia Allen's NPI number?
- Sylvia Allen's National Provider Identifier (NPI) is 1275647679, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Sylvia Allen's specialty?
- Sylvia Allen is listed in the NPPES registry with a primary specialty of Family Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Sylvia Allen located?
- Sylvia Allen's practice location on file with NPPES is 7315 S. Loop 1604 W., San Antonio, TX 78069.
- What is Sylvia Allen's phone number?
- The practice phone number listed in the NPPES registry for Sylvia Allen is (210) 922-7000.
- Does Sylvia Allen accept Medicare?
- Sylvia Allen is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Sylvia Allen's NPI active?
- Yes — Sylvia Allen's NPI (1275647679) is active in the NPPES registry as of the last update on 2019-02-26.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.