Nhi X. Nai, DO
Internal Medicine Physician · Oklahoma City, OK
Nhi X. Nai, DO is an internal medicine physician with a practice address in Oklahoma City, Oklahoma, and NPI 1508449422, issued on Apr 29, 2021. Check the license (Oklahoma 9008, as entered in NPPES) on the Oklahoma Board of Medical Licensure and Supervision; the Medicare figures below come from public CMS files.
- Name
- Nhi X. Nai
- Credential
- DO
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License number
- 9008 OK
Self-reported in NPPES; status is on the state search - Practice location
- 700 NE 13TH St, Oklahoma City, OK 73104
- Phone
- (405) 271-6651
- Enumerated
- Apr 29, 2021
- Record last updated
- Aug 14, 2025
- Fax
- (405) 271-1476
- Medicare enrollment
- Enrolled (PECOS I20250814001434); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest internal medicine physician records → All 1,115 in Oklahoma → Look up another NPI →
Also registered at 700 NE 13TH St
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Eleanor AbreoStudent in an Organized Health Care Education/Training Program1366007494
- Lamia Abughazaleh, MDNephrology Physician1477158533
- Ahmad Adam, MDInternal Medicine Physician1750840732
- Jesse Adams, PHARM. D.Pharmacist Clinician (PhC)/ Clinical Pharmacy Specialist1306446885
Verify Nhi X. Nai in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersOklahoma Board of Medical Licensure and Supervision
Search for license 9008Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
90% fewer Medicare Part D claims than the average internal medicine physician in 2024
331 Medicare Part D claims for 73 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. 18 claims were for opioids.
Most prescribed
- Furosemide23 claims
- Atorvastatin Calcium20 claims
- Eliquis16 claims
- Metoprolol Succinate16 claims
- Metoprolol Tartrate13 claims
- Spironolactone11 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.
Industry payments in 2024: $129.15
1 payment: food and beverage; the largest payer was Salix Pharmaceuticals, a division of Bausch Health US, LLC. The 50,334 providers of this specialty with any payment received $1,303.06 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.
Bills Medicare through one group practice
- OU Health Partners IncOklahoma City, OK
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Nhi X. Nai among 1,115 internal medicine physician records in Oklahoma
Nhi X. Nai, DO is one of 1,115 internal medicine physician records with a practice address in Oklahoma. 77% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2021, is newer than 84% of them.
- NPI issued2021 · 84% of these records are older, 11% newer
- In a Medicare fileYes · 77% of these records are
- In the CMS Doctors and Clinicians fileYes · 59% of these records are
- Graduated2021 · median 2007 among the 653 with a school on file
- Record last updated2025 · 56% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207R00000X and a Oklahoma practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
418 internal medicine physician records list a practice address in Oklahoma City
They are 418 of the 22,359 NPPES records with a practice address in Oklahoma City, and 1,115 internal medicine physician records in Oklahoma.
All 1,115 in Oklahoma → Every provider in Oklahoma City → Internal Medicine Physician nationwide →
The 8 internal medicine physician records with the nearest ZIP codes
- Mark Allee, MDOklahoma City, OK 731041255309597
- M Andrews, MDOklahoma City, OK 731041982672226
- Steve Blevins, MDOklahoma City, OK 731041538138565
- Dale Bratzler, D.O.Oklahoma City, OK 731041841272192
- Shouvik Chakrabarty, MDOklahoma City, OK 731041487622726
- Charles Folger, MDOklahoma City, OK 731041235105933
- Carlota Hernandez, M.D.Oklahoma City, OK 731041952373045
- Farrukh Jawaid, M.D.Oklahoma City, OK 731041366495616
Common questions
What is Nhi X. Nai, DO's NPI number?
Nhi X. Nai, DO's National Provider Identifier (NPI) is 1508449422, issued on Apr 29, 2021. An NPI identifies a provider in billing; it is not a license.
Where is Nhi X. Nai, DO located?
The NPPES record lists a practice address at 700 NE 13TH St, Oklahoma City, OK, 73104. Phone: (405) 271-6651. Providers update this record themselves, so call before visiting.
How can I verify Nhi X. Nai, DO's license?
NPPES lists Oklahoma license number 9008, as entered by the provider. Search the Oklahoma Board of Medical Licensure and Supervision at https://www.okmedicalboard.org/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Nhi X. Nai, DO prescribe under Medicare Part D?
In 2024, Nhi X. Nai, DO had 331 Medicare Part D claims for 73 beneficiaries; the average among internal medicine physician prescribers was 3,176. Part D covers Medicare prescriptions only.
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.