Elaine Sumaquial, M.D.
NPI 1316094089 · Internal Medicine Physician · Antioch, CA
Enrolled with Medicare as Practitioner - Family Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Elaine Sumaquial, M.D. is a Internal Medicine Physician provider in Antioch, CA (NPI 1316094089).
Provider details
- NPI number
- 1316094089
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Female
- Sole proprietor
- Yes
- License
- A96626 (CA)
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
19 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 · 75 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 274 | 92 |
| Lisinopril | 182 | 66 |
| Levothyroxine Sodium | 156 | 56 |
| Losartan Potassium | 139 | 53 |
| Atenolol | 135 | 42 |
| Simvastatin | 124 | 43 |
| Amlodipine Besylate | 104 | 46 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2007-01-04
- Last updated
- 2022-02-11
Frequently asked questions
- What is Elaine Sumaquial's NPI number?
- Elaine Sumaquial's National Provider Identifier (NPI) is 1316094089, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Elaine Sumaquial's specialty?
- Elaine Sumaquial is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Elaine Sumaquial located?
- Elaine Sumaquial's practice location on file with NPPES is 3400 Delta Fair Blvd, Antioch, CA 94509-4004.
- What is Elaine Sumaquial's phone number?
- The practice phone number listed in the NPPES registry for Elaine Sumaquial is (925) 779-5090.
- Does Elaine Sumaquial accept Medicare?
- Elaine Sumaquial is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Elaine Sumaquial's NPI active?
- Yes — Elaine Sumaquial's NPI (1316094089) is active in the NPPES registry as of the last update on 2022-02-11.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.