Okey Justin Oparanaku, M.D
Rheumatology Physician · North Las Vegas, NV
Okey Justin Oparanaku, M.D is a rheumatology physician with a practice address in North Las Vegas, Nevada, and NPI 1588822936, issued on May 31, 2008. Check the license (Nevada 15157, as entered in NPPES) on the Nevada State Board of Medical Examiners; the Medicare figures below come from public CMS files.
- Name
- Okey Justin Oparanaku
- Credential
- M.D
- Primary taxonomy
- Rheumatology Physician 207RR0500X
- License numbers
- 15157 NV
44562 AZ
250282 NY
0101244164 VA
Self-reported in NPPES; status is on the state search - Practice location
- 5105 Camino AL Norte, North Las Vegas, NV 89031
- Phone
- (702) 750-2173
- Enumerated
- May 31, 2008
- Record last updated
- Mar 24, 2015 (not updated in 11 years: call before relying on the address or phone)
- Fax
- (702) 750-2173
- Medicaid ID
- 1588822936 NV
- Medicare enrollment
- Enrolled (PECOS I20140805002998); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest rheumatology physician records → All 44 in Nevada → Look up another NPI →
Also registered at 5105 Camino AL Norte
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Okey Justin Oparanaku in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersNevada State Board of Medical Examiners
Search for license 15157Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
4% more Medicare Part D claims than the average rheumatology physician in 2024
2,064 Medicare Part D claims for 355 beneficiaries, against an average of 1,978 among the 6,301 providers of this specialty who prescribed in Part D.
Most prescribed
- Methotrexate295 claims
- Prednisone292 claims
- Hydroxychloroquine Sulfate260 claims
- Leflunomide162 claims
- Sulfasalazine161 claims
- Humira(Cf) Pen133 claims
Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.
The MIPS final score for 2023 (Medicare payment program): 0 of 100
The Merit-based Incentive Payment System score is reported for this clinician. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.
Source: CMS Quality Payment Program, MIPS performance year 2023; category weights for 2023 (qpp.cms.gov).
Industry payments in 2024: $779.55
33 payments; by number, the most common kind was food and beverage; the largest payer was Abbvie Inc. The 4,486 providers of this specialty with any payment received $8,538.33 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.
Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.
Okey Justin Oparanaku among 44 rheumatology physician records in Nevada
Okey Justin Oparanaku, M.D is one of 44 rheumatology physician records with a practice address in Nevada. 84% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2008, is newer than 59% of them.
- NPI issued2008 · 59% of these records are older, 32% newer
- In a Medicare fileYes · 84% of these records are
- In the CMS Doctors and Clinicians fileYes · 61% of these records are
- Graduated1995 · median 2005 among the 27 with a school on file
- Record last updated2015 · 50% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RR0500X and a Nevada practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Rheumatology Physician providers in Nevada
There are 44 rheumatology physician records in Nevada.
All 44 in Nevada → Every provider in North Las Vegas → Rheumatology Physician nationwide →
The 8 rheumatology physician records with the nearest ZIP codes
- Khalil Bourji, M.D., PH.D.Henderson, NV 890151184070815
- Kenneth Grant, M.D.Henderson, NV 890141093793796
- Scott Harris, D.O.Henderson, NV 890141942273099
- Dodji Modjinou, M.D.Henderson, NV 890521710120068
- Christianne Yung, MDHenderson, NV 890521205862497
- Michael O'Hanlan, M.D.Henderson, NV 890741700993771
- Philip Huang, M.D.North Las Vegas, NV 890861992832927
- Mark McPherson, D.O.North Las Vegas, NV 890861376921478
Common questions
What is Okey Justin Oparanaku, M.D's NPI number?
Okey Justin Oparanaku, M.D's National Provider Identifier (NPI) is 1588822936, issued on May 31, 2008. An NPI identifies a provider in billing; it is not a license.
Where is Okey Justin Oparanaku, M.D located?
The NPPES record lists a practice address at 5105 Camino AL Norte, North Las Vegas, NV, 89031. Phone: (702) 750-2173. Providers update this record themselves, so call before visiting.
How can I verify Okey Justin Oparanaku, M.D's license?
NPPES lists Nevada license number 15157, as entered by the provider. Search the Nevada State Board of Medical Examiners at https://medboard.nv.gov/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Okey Justin Oparanaku, M.D prescribe under Medicare Part D?
In 2024, Okey Justin Oparanaku, M.D had 2,064 Medicare Part D claims for 355 beneficiaries; the average among rheumatology physician prescribers was 1,978. Part D covers Medicare prescriptions only.
What is Okey Justin Oparanaku, M.D's MIPS final score?
The 2023 MIPS final score is 0 of 100. The average among 454,083 clinicians with a measured score was 83.5.
Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.
Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.