NPPES file of Aug 9, 2026

Michael T. Okumura, MD

Addiction Medicine (Anesthesiology) Physician · Augusta, MI

Michael T. Okumura, MD is an addiction medicine (anesthesiology) physician with a practice address in Augusta, Michigan, and NPI 1720006224, issued on Jul 17, 2006. Check the license (Michigan 4301076050, as entered in NPPES) on the Michigan Board of Medicine (LARA); 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
1720006224
Name
Michael T. Okumura
Credential
MD
Primary taxonomy
Addiction Medicine (Anesthesiology) Physician 207LA0401X
License number
4301076050 MI
Self-reported in NPPES; status is on the state search
Practice location
10499 N 48TH St, Augusta, MI 49012
Phone
(269) 282-7700
Enumerated
Jul 17, 2006
Record last updated
Aug 24, 2022
Medicaid ID
PENDING TN
Medicare enrollment
Enrolled (PECOS I20081027000766); accepts Medicare assignment
Medical or professional school
Wayne State University School Of Medicine, 2000
Telehealth
Offers telehealth (CMS)
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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Verify Michael T. Okumura in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMichigan Board of Medicine (LARA)
    Search for license 4301076050
    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 Michigan license search

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2.0 times the Medicare Part D claims of the average addiction medicine (anesthesiology) physician in 2024

698 Medicare Part D claims for 40 beneficiaries, against an average of 345 among the 58 providers of this specialty who prescribed in Part D. Brand-name drugs were 13% of claims.

  1. Michael Okumura698
  2. Specialty average345

Most prescribed

  1. Buprenorphine-Naloxone257 claims
  2. Dextroamphetamine-Amphetamine129 claims
  3. Gabapentin50 claims
  4. Suboxone43 claims
  5. Zubsolv43 claims
  6. Trazodone Hcl29 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: $245.74

11 payments; by number, the most common kind was food and beverage; the largest payer was Uswm, LLC. The 34 providers of this specialty with any payment received $370.73 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Michael Okumura$245.74
  2. Specialty average$370.73

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

  1. Bear River Primary CareBoyne Falls, MI

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

1 addiction medicine (anesthesiology) physician record lists a practice address in Augusta

They are 1 of the 10 NPPES records with a practice address in Augusta, and 4 addiction medicine (anesthesiology) physician records in Michigan.

The 3 addiction medicine (anesthesiology) physician records with the nearest ZIP codes

  1. Jeffry Hagenstein, D.O.Flint, MI 485321972946374
  2. Donald Weston, MDGrand Rapids, MI 495251992784722
  3. Julia Aharonov, D.O.Farmington Hills, MI 483361487619623

Common questions

What is Michael T. Okumura, MD's NPI number?

Michael T. Okumura, MD's National Provider Identifier (NPI) is 1720006224, issued on Jul 17, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Michael T. Okumura, MD located?

The NPPES record lists a practice address at 10499 N 48TH St, Augusta, MI, 49012. Phone: (269) 282-7700. Providers update this record themselves, so call before visiting.

How can I verify Michael T. Okumura, MD's license?

NPPES lists Michigan license number 4301076050, as entered by the provider. Search the Michigan Board of Medicine (LARA) at https://aca-prod.accela.com/MILARA/GeneralProperty/PropertyLookUp.aspx?isLicensee=Y&TabName=APO. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

How much does Michael T. Okumura, MD prescribe under Medicare Part D?

In 2024, Michael T. Okumura, MD had 698 Medicare Part D claims for 40 beneficiaries; the average among addiction medicine (anesthesiology) physician prescribers was 345. 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.