Vivian Okirie, MD
NPI 1568968501 · Hospitalist Physician · Sparks, NV
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Vivian Okirie, MD is a Hospitalist Physician provider in Sparks, NV (NPI 1568968501).
Provider details
- NPI number
- 1568968501
- Entity type
- Individual
- Primary specialty
- Hospitalist PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Female
- Sole proprietor
- Yes
- License
- 26233 (NV)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Student, Health Care
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
8 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
3 documented practice locations
- Medicare service volume (vs. specialty peers)28% of score
327 Medicare services, 2024 (ranked within specialty)
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 methodology.
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 35 Minutes99232 | 138 | $76 |
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 50 Minutes99233 | 117 | $114 |
| Hospital Discharge Day Management, More Than 30 Minutes99239 | 57 | $111 |
| Initial Hospital Care With Moderate Level of Medical Decision Making, If Using Time, at Least 75 Minutes99223 | 15 | $167 |
Typical Medicare-allowed amounts for these services range $76–$167 (2024). The Medicare-allowed amount is what Medicare recognizes for a service under fee-for-service — a reference figure for 2024, not a price quote and not what you would be billed. Medicare Part B covers roughly an eighth of all NPIs (65+ skew); services with fewer than 11 beneficiaries are suppressed by CMS. Source: CMS Medicare Physician & Other Practitioners, by Provider & Service.
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 20 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 57 | 28 |
| Losartan Potassium | 56 | 31 |
| Nifedipinebrand: Nifedipine Er | 46 | 24 |
| Pantoprazole Sodium | 29 | 17 |
| Carvedilol | 27 | 16 |
| Furosemide | 24 | 14 |
| Hydralazine Hcl | 24 | 12 |
Practice location
Mailing address
Additional practice locations (2)
- 6431 Fannin St Ste Msb 1134Houston, TX 77030-1501Phone: (713) 500-6500Fax: (713) 500-6497
- 7000 Fannin St Ste 1800Houston, TX 77030-5400Phone: (713) 500-4472
Registry dates
- Enumerated
- 2018-03-30
- Last updated
- 2025-10-12
- Certified
- 2025-10-12
Frequently asked questions
- What is Vivian Okirie's NPI number?
- Vivian Okirie's National Provider Identifier (NPI) is 1568968501, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Vivian Okirie's specialty?
- Vivian Okirie is listed in the NPPES registry with a primary specialty of Hospitalist Physician (Allopathic & Osteopathic Physicians).
- Where is Vivian Okirie located?
- Vivian Okirie's practice location on file with NPPES is 2345 E Prater Way Ste 215, Sparks, NV 89434-9634.
- What is Vivian Okirie's phone number?
- The practice phone number listed in the NPPES registry for Vivian Okirie is (775) 352-5301.
- Does Vivian Okirie accept Medicare?
- Vivian Okirie is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Vivian Okirie's NPI active?
- Yes — Vivian Okirie's NPI (1568968501) is active in the NPPES registry as of the last update on 2025-10-12.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.