Sandra Allen, MD
NPI 1639598824 · Internal Medicine Physician · Socorro, NM
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Sandra Allen, MD is a Internal Medicine Physician provider in Socorro, NM (NPI 1639598824).
Provider details
- NPI number
- 1639598824
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Female
- Sole proprietor
- No
- License
- MD2017-0163 (NM)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
12 yrs in NPPES registry
- Profile completeness38% of score
100% 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 · 64 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Gabapentin | 146 | 36 |
| Apixabanbrand: Eliquis | 103 | 18 |
| Atorvastatin Calcium | 99 | 33 |
| Tamsulosin Hcl | 98 | 23 |
| Levothyroxine Sodium | 94 | 20 |
| Furosemide | 93 | 18 |
| Duloxetine Hcl |
Practice location
Mailing address
Registry dates
- Enumerated
- 2014-04-15
- Last updated
- 2018-11-30
Frequently asked questions
- What is Sandra Allen's NPI number?
- Sandra Allen's National Provider Identifier (NPI) is 1639598824, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Sandra Allen's specialty?
- Sandra Allen is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Sandra Allen located?
- Sandra Allen's practice location on file with NPPES is 1300 Enterprise Rd, Socorro, NM 87801-0001.
- What is Sandra Allen's phone number?
- The practice phone number listed in the NPPES registry for Sandra Allen is (575) 835-4444.
- Does Sandra Allen accept Medicare?
- Sandra Allen is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Sandra Allen's NPI active?
- Yes — Sandra Allen's NPI (1639598824) is active in the NPPES registry as of the last update on 2018-11-30.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.