Omar Tamimi, M.D.
NPI 1861929317 · Internal Medicine Physician · Houston, TX
Enrolled with Medicare as Practitioner - Hospitalist · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Omar Tamimi, M.D. is a Internal Medicine Physician provider in Houston, TX (NPI 1861929317).
Provider details
- NPI number
- 1861929317
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- S5087 (TX)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
9 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
2 documented practice locations
- Medicare service volume (vs. specialty peers)25% of score
619 Medicare services, 2024 (ranked within specialty)
- Open Payments transparency10% of score
Has Open Payments disclosures (2024)
Medicare volume is ranked against active providers in the same specialty. 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 .
What this provider does (Medicare)
Based on Medicare fee-for-service claims, 2024; not all care is captured.
| Service (HCPCS) | Medicare services | Typical Medicare-allowed (2024) |
|---|---|---|
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 50 Minutes99233 | 277 | $118 |
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 35 Minutes99232 | 111 | $78 |
| Hospital Discharge Day Management, More Than 30 Minutes99239 | 84 | $114 |
| Initial Hospital Care With Moderate Level of Medical Decision Making, If Using Time, at Least 75 Minutes99223 | 61 | $172 |
| Critical Care, First 30-74 Minutes99291 | 59 | $213 |
| Advance Care Planning, First 30 Minutes99497 | 27 | $75 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 11 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Carvedilol | 23 | 12 |
| Pantoprazole Sodium | 17 | 12 |
| Atorvastatin Calcium | 17 | 13 |
| Nifedipinebrand: Nifedipine Er | 16 | 13 |
| Metoprolol Tartrate | 13 | — |
| Apixabanbrand: Eliquis | 12 | — |
| Cefdinir | 12 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$16 across 1 record (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
Additional practice locations (1)
- 2727 W Holcombe BlvdHouston, TX 77025-1669Phone: (713) 442-0000
Registry dates
- Enumerated
- 2017-05-15
- Last updated
- 2023-01-06
- Certified
- 2023-01-06
Frequently asked questions
- What is Omar Tamimi's NPI number?
- Omar Tamimi's National Provider Identifier (NPI) is 1861929317, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Omar Tamimi's specialty?
- Omar Tamimi is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Omar Tamimi located?
- Omar Tamimi's practice location on file with NPPES is 6565 Fannin St, Houston, TX 77030-2703.
- What is Omar Tamimi's phone number?
- The practice phone number listed in the NPPES registry for Omar Tamimi is (713) 441-5114.
- Does Omar Tamimi accept Medicare?
- Omar Tamimi is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Omar Tamimi's NPI active?
- Yes — Omar Tamimi's NPI (1861929317) is active in the NPPES registry as of the last update on 2023-01-06.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.