Maria Mithlo, M.D.
Internal Medicine Physician · Elgin, OK
Maria Mithlo, M.D. is an internal medicine physician with a practice address in Elgin, Oklahoma, and NPI 1356436851, issued on Oct 3, 2006. Check the license (Oklahoma 21319, as entered in NPPES) on the Oklahoma Board of Medical Licensure and Supervision; the Medicare figures below come from public CMS files.
- Name
- Maria Mithlo
- Credential
- M.D.
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License number
- 21319 OK
Self-reported in NPPES; status is on the state search - Practice location
- 8148 State Highway 17, Elgin, OK 73538
- Phone
- (580) 454-2273
- Enumerated
- Oct 3, 2006
- Entity
- Type 1 · individual
Also registered at 8148 State Highway 17
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Brian Moore, ARNPFamily Nurse Practitioner1821396946
Verify Maria Mithlo 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 21319Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS, AOA, NCCPA, AANPNot checked
43% more Medicare Part D claims than the average internal medicine physician in 2024
3,979 Medicare Part D claims for 244 beneficiaries, against an average of 2,785 among the 127,794 providers of this specialty who prescribed in Part D. Brand-name drugs were 14% of claims. 16 claims were for opioids.
Most prescribed
- Levothyroxine Sodium201 claims
- Atorvastatin Calcium192 claims
- Lisinopril113 claims
- Potassium Chloride112 claims
- Losartan Potassium107 claims
- Omeprazole96 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.
One hospital or facility affiliation
- Duncan Regional Hospital, IncDuncan, OK · Acute Care Hospitals3 of 5 stars
Source: CMS Doctors and Clinicians affiliations; Hospital General Information (Care Compare) (data.cms.gov). Star ratings are CMS hospital ratings, not ratings of this provider.
1 internal medicine physician records list a Elgin practice address
They are 1 of the 53 NPPES records with a Elgin practice address, and 1,347 internal medicine physician records in Oklahoma.
Other internal medicine physician records in Oklahoma
- Abdelrahman AbdallaOklahoma City, OK1104569227
- Al-Ola Abdallah, M.DTulsa, OK1386837151
- Tony Abdo, M.DOklahoma City, OK1841555935
- David Abernethy, M.D.Oklahoma City, OK1811194749
- Ahmed Abou Elmagd, MDFort Sill, OK1205920717
- Hassan Abouhouli, MDTulsa, OK1366564304
- Addi Abuelshar, MDAltus, OK1295721678
- Ahmad Adam, MDOklahoma City, OK1750840732
- Katy Adams, MDOklahoma City, OK1427686765
- Wellie Adlaon, M.D.Tishomingo, OK1245326925
Common questions
What is Maria Mithlo, M.D.'s NPI number?
Maria Mithlo, M.D.'s National Provider Identifier (NPI) is 1356436851, issued on Oct 3, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Maria Mithlo, M.D. located?
The NPPES record lists a practice address at 8148 State Highway 17, Elgin, OK, 73538. Phone: (580) 454-2273. Providers update this record themselves, so call before visiting.
How can I verify Maria Mithlo, M.D.'s license?
NPPES lists Oklahoma license number 21319, 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 Maria Mithlo, M.D. prescribe under Medicare Part D?
In 2024, Maria Mithlo, M.D. had 3,979 Medicare Part D claims for 244 beneficiaries; the average among internal medicine physician prescribers was 2,785. Part D covers Medicare prescriptions only.
Source: CMS National Plan and Provider Enumeration System (NPPES), loaded Aug 27, 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.
Every figure on PlainDoctor is rendered directly from the federal CMS NPPES registry, Medicare Part D, MIPS, and Open Payments records, no number is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 27, 2026.