Nghia Phan, DO
Emergency Medicine Physician · Tulsa, OK
Nghia Phan, DO is an emergency medicine physician with a practice address in Tulsa, Oklahoma, and NPI 1831117233, issued on Jul 17, 2006. Check the license (Oklahoma 4251, as entered in NPPES) on the Oklahoma Board of Medical Licensure and Supervision; the Medicare figures below come from public CMS files.
- Name
- Nghia Phan
- Credential
- DO
- Primary taxonomy
- Emergency Medicine Physician 207P00000X
- License number
- 4251 OK
Self-reported in NPPES; status is on the state search - Practice location
- 4500 S Garnett RD, Tulsa, OK 74146
- Phone
- (918) 728-6145
- Enumerated
- Jul 17, 2006
- Record last updated
- Jul 8, 2007 (not updated in 19 years: call before relying on the address or phone)
- Medicare enrollment
- Enrolled (PECOS I20061121000249); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest emergency medicine physician records → All 748 in Oklahoma → Look up another NPI →
Also registered at 4500 S Garnett RD
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Jeremy Bearden, DOEmergency Medicine Physician1154380780
- Joel Blackwood, RPARadiology Practitioner Assistant1821233420
- Marcus Brown, M.D.Diagnostic Radiology Physician1275776965
- David Carlston, PHDPsychologist1588824759
Verify Nghia Phan 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 4251Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
77% more Medicare Part D claims than the average emergency medicine physician in 2024
401 Medicare Part D claims for 284 beneficiaries, against an average of 226 among the 54,106 providers of this specialty who prescribed in Part D.
Most prescribed
- Azithromycin88 claims
- Amoxicillin-Clavulanate Potass51 claims
- Cephalexin37 claims
- Prednisone34 claims
- Nitrofurantoin Mono-Macro29 claims
- Amoxicillin26 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: $237.18
12 payments; by number, the most common kind was food and beverage; the largest payer was Pfizer Inc. The 12,335 providers of this specialty with any payment received $953.79 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
- Mercy Oklahoma Ambulatory Services LLCOklahoma City, OK
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Nghia Phan among 748 emergency medicine physician records in Oklahoma
Nghia Phan, DO is one of 748 emergency medicine physician records with a practice address in Oklahoma. 87% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2006, is newer than 5% of them.
- NPI issued2006 · 5% of these records are older, 70% newer
- In a Medicare fileYes · 87% of these records are
- In the CMS Doctors and Clinicians fileYes · 59% of these records are
- Graduated2006 · median 2016 among the 438 with a school on file
- Record last updated2007 · 53% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207P00000X and a Oklahoma practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
264 emergency medicine physician records list a practice address in Tulsa
They are 264 of the 18,643 NPPES records with a practice address in Tulsa, and 748 emergency medicine physician records in Oklahoma.
All 748 in Oklahoma → Every provider in Tulsa → Emergency Medicine Physician nationwide →
The 8 emergency medicine physician records with the nearest ZIP codes
- Jeremy Bearden, DOTulsa, OK 741461154380780
- Matthew Davis, DOTulsa, OK 741461861454860
- Lyndon Eldridge, DOTulsa, OK 741461174501613
- Afsaneh Foroozan, DOTulsa, OK 741461275569998
- David Gearhart, DOTulsa, OK 741461952360893
- Roberto Gonzalez, DOTulsa, OK 741461922086479
- Courtney Gray, MDTulsa, OK 741461952389405
- David Hogan, DOTulsa, OK 741461568440014
Common questions
What is Nghia Phan, DO's NPI number?
Nghia Phan, DO's National Provider Identifier (NPI) is 1831117233, issued on Jul 17, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Nghia Phan, DO located?
The NPPES record lists a practice address at 4500 S Garnett RD, Tulsa, OK, 74146. Phone: (918) 728-6145. Providers update this record themselves, so call before visiting.
How can I verify Nghia Phan, DO's license?
NPPES lists Oklahoma license number 4251, 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 Nghia Phan, DO prescribe under Medicare Part D?
In 2024, Nghia Phan, DO had 401 Medicare Part D claims for 284 beneficiaries; the average among emergency medicine physician prescribers was 226. 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.