NPPES file of Aug 9, 2026

Miles C. Langmacher, MD

Internal Medicine Physician · Oklahoma City, OK

Miles C. Langmacher, MD is an internal medicine physician with a practice address in Oklahoma City, Oklahoma, and NPI 1518942622, issued on Dec 12, 2005. Check the license (Oklahoma 21204, as entered in NPPES) on the Oklahoma Board of Medical Licensure and Supervision; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1518942622
Name
Miles C. Langmacher
Credential
MD
Primary taxonomy
Internal Medicine Physician 207R00000X
License number
21204 OK
Self-reported in NPPES; status is on the state search
Practice location
4401 S Western Ave, Oklahoma City, OK 73109
Phone
(405) 945-0045
Enumerated
Dec 12, 2005
Record last updated
Dec 16, 2009 (not updated in 17 years: call before relying on the address or phone)
Fax
(405) 948-6507
Medicaid ID
100162930A OK
Medicare enrollment
Enrolled (PECOS I20060126000917); accepts Medicare assignment
Medical or professional school
Georgetown University School Of Medicine, 1998
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
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Also registered at 4401 S Western Ave

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Sarah Adams, D.O.Anesthesiology Physician1518257518
  2. Tinuola AgbabiakaEmergency Medicine Physician1790097459
  3. Jacob Allbritton, PA-CPhysician Assistant1639646656
  4. Eric AndersonPhysician Assistant1245874270
  5. Abeer Bin Awais, MDHospitalist Physician1568194108
  6. Christopher Bass, D.O.Emergency Medicine Physician1154686152

Verify Miles C. Langmacher in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersOklahoma Board of Medical Licensure and Supervision
    Search for license 21204
    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Open the Oklahoma license search

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92% fewer Medicare Part D claims than the average internal medicine physician in 2024

248 Medicare Part D claims for 108 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. 22 claims were for opioids.

  1. Miles Langmacher248
  2. Specialty average3,176

Most prescribed

  1. Amoxicillin-Clavulanate Potass15 claims
  2. Hydrocodone-Acetaminophen12 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

  1. Metro Physicians LLCOklahoma City, OK

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

Miles C. Langmacher among 1,115 internal medicine physician records in Oklahoma

Miles C. Langmacher, MD 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 2005, is newer than 0% of them.

  • NPI issued2005 · 0% of these records are older, 89% newer
  • In a Medicare fileYes · 77% of these records are
  • In the CMS Doctors and Clinicians fileYes · 59% of these records are
  • Graduated1998 · median 2007 among the 653 with a school on file
  • Record last updated2009 · 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.

The 8 internal medicine physician records with the nearest ZIP codes

  1. Anibal Avila, M.D.Oklahoma City, OK 731091649213513
  2. Shane Biedermann, M.D.Oklahoma City, OK 731091700049426
  3. Todd Clapp, MDOklahoma City, OK 731091013958321
  4. Fateh Elkhatib, MDOklahoma City, OK 731091265548341
  5. Steven Leitch, M.D.Oklahoma City, OK 731091639156565
  6. Kashif Mahmood, M.DOklahoma City, OK 731091710299623
  7. Shirin Mohammad, MDOklahoma City, OK 731091093742819
  8. Mobolaji Olulade, M.D.Oklahoma City, OK 731091093976557

Common questions

What is Miles C. Langmacher, MD's NPI number?

Miles C. Langmacher, MD's National Provider Identifier (NPI) is 1518942622, issued on Dec 12, 2005. An NPI identifies a provider in billing; it is not a license.

Where is Miles C. Langmacher, MD located?

The NPPES record lists a practice address at 4401 S Western Ave, Oklahoma City, OK, 73109. Phone: (405) 945-0045. Providers update this record themselves, so call before visiting.

How can I verify Miles C. Langmacher, MD's license?

NPPES lists Oklahoma license number 21204, 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 Miles C. Langmacher, MD prescribe under Medicare Part D?

In 2024, Miles C. Langmacher, MD had 248 Medicare Part D claims for 108 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.