Marian Oommen, DO
NPI 1619469681 · Family Medicine Physician · Houston, TX
Enrolled with Medicare as Practitioner - Family Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Marian Oommen, DO is a Family Medicine Physician provider in Houston, TX (NPI 1619469681).
Provider details
- NPI number
- 1619469681
- Entity type
- Individual
- Primary specialty
- Family Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- DO
- Sex
- Female
- Sole proprietor
- No
- License
- T2186 (TX)
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
8 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 · 34 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 74 | 31 |
| Amlodipine Besylate | 52 | 22 |
| Metformin Hcl | 50 | 20 |
| Losartan Potassium | 44 | 18 |
| Fluticasone Propionate | 44 | 24 |
| Lisinopril | 40 | 18 |
| Levothyroxine Sodium |
Practice location
Mailing address
Registry dates
- Enumerated
- 2018-06-05
- Last updated
- 2025-06-20
- Certified
- 2025-06-20
Frequently asked questions
- What is Marian Oommen's NPI number?
- Marian Oommen's National Provider Identifier (NPI) is 1619469681, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Marian Oommen's specialty?
- Marian Oommen is listed in the NPPES registry with a primary specialty of Family Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Marian Oommen located?
- Marian Oommen's practice location on file with NPPES is 2040 W Gray St Ste And200, Houston, TX 77019-3658.
- What is Marian Oommen's phone number?
- The practice phone number listed in the NPPES registry for Marian Oommen is (713) 442-3400.
- Does Marian Oommen accept Medicare?
- Marian Oommen is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Marian Oommen's NPI active?
- Yes — Marian Oommen's NPI (1619469681) is active in the NPPES registry as of the last update on 2025-06-20.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.