Arne Robert Gratias
Emergency Medicine Physician · Tulsa, OK
Arne Robert Gratias is an emergency medicine physician with a practice address in Tulsa, Oklahoma, and NPI 1144803305, issued on May 4, 2021. Check the license on the Oklahoma Board of Medical Licensure and Supervision; the Medicare figures below come from public CMS files.
- Name
- Arne Robert Gratias
- Primary taxonomy
- Emergency Medicine Physician 207P00000X
- License number
- OP61672003 WA
Self-reported in NPPES; status is on the state search - Practice location
- 1120 S Utica Ave, Tulsa, OK 74104
- Phone
- (918) 579-1000
- Enumerated
- May 4, 2021
- Record last updated
- Nov 20, 2025
- Medicare enrollment
- Enrolled (PECOS I20250709001807); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest emergency medicine physician records → All 748 in Oklahoma → Look up another NPI →
Also registered at 1120 S Utica Ave
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Cassandra AdamsCritical Care Medicine Nurse Practitioner1073451621
- Kathryn Adams, PT, DPTPhysical Therapist1477266781
- Omotade Ademoye, APRNAcute Care Nurse Practitioner1073222055
- Kelechi Agu, MDEmergency Medicine Physician1831686526
- Joseph Aguero, APRN-CNPNurse Practitioner1912724501
- Clinton AlsupCertified Registered Nurse Anesthetist1013451939
Verify Arne Robert Gratias in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersOklahoma Board of Medical Licensure and SupervisionCheck the board
- 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
65% fewer Medicare Part D claims than the average emergency medicine physician in 2024
79 Medicare Part D claims for 52 beneficiaries, against an average of 226 among the 54,106 providers of this specialty who prescribed in Part D.
Most prescribed
- Prednisone12 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.
Bills Medicare through one group practice
- Tacoma Emergency Care Physicians PLLCTacoma, WA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Arne Robert Gratias among 748 emergency medicine physician records in Oklahoma
Arne Robert Gratias 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 2021, is newer than 83% of them.
- NPI issued2021 · 83% of these records are older, 9% newer
- In a Medicare fileYes · 87% of these records are
- In the CMS Doctors and Clinicians fileYes · 59% of these records are
- Graduated2022 · median 2016 among the 438 with a school on file
- Record last updated2025 · 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
- Jerry Castleberry, DOTulsa, OK 741041417919762
- Jeffrey Dixon, MDTulsa, OK 741041669463865
- Charles Farmer, M.D.Tulsa, OK 741041326078726
- Jeffrey Goodloe, M.D.Tulsa, OK 741041285610428
- William Gray, MDTulsa, OK 741041891786000
- Todd Hoffman, MDTulsa, OK 741041821089020
- Joe Huddleston, DOTulsa, OK 741041447241641
- Stephen Jaskowiak, D.O.Tulsa, OK 741041235169632
Common questions
What is Arne Robert Gratias's NPI number?
Arne Robert Gratias's National Provider Identifier (NPI) is 1144803305, issued on May 4, 2021. An NPI identifies a provider in billing; it is not a license.
Where is Arne Robert Gratias located?
The NPPES record lists a practice address at 1120 S Utica Ave, Tulsa, OK, 74104. Phone: (918) 579-1000. Providers update this record themselves, so call before visiting.
How can I verify Arne Robert Gratias's license?
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 Arne Robert Gratias prescribe under Medicare Part D?
In 2024, Arne Robert Gratias had 79 Medicare Part D claims for 52 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.