NPPES file of Aug 9, 2026

Theodoros Vlachos, M.D.

Obstetrics & Gynecology Physician · Royal Oak, MI

Theodoros Vlachos, M.D. is an obstetrics & gynecology physician with a practice address in Royal Oak, Michigan, and NPI 1063472165, issued on Mar 24, 2006. Check the license (Michigan 4301054774, 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 2023 and 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1063472165
Name
Theodoros Vlachos
Credential
M.D.
Primary taxonomy
Obstetrics & Gynecology Physician 207V00000X
License number
4301054774 MI
Self-reported in NPPES; status is on the state search
Practice location
3535 W 13 Mile RD Ste 329, Royal Oak, MI 48073
Phone
(248) 551-1399
Enumerated
Mar 24, 2006
Record last updated
Oct 23, 2020 (not updated in 6 years: call before relying on the address or phone)
Medicaid ID
4769978 MI
Medicare enrollment
Enrolled (PECOS I20050801000960); accepts Medicare assignment
Medical or professional school
Wayne State University School Of Medicine, 1989
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 3535 W 13 Mile RD Ste 329

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

  1. Riley Collins, M.D.Obstetrics & Gynecology Physician1669823597
  2. Taylor Degiulio, MDObstetrics & Gynecology Physician1992365720
  3. Ylbe Franco-Marx, MDObstetrics & Gynecology Physician1609039940
  4. Kelsa Kazyak, MDObstetrics & Gynecology Physician1144960048
  5. Shreya Mullapudi, DOObstetrics & Gynecology Physician1396689683

Verify Theodoros Vlachos 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 4301054774
    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

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

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48% fewer Medicare Part D claims than the average obstetrics & gynecology physician in 2024

85 Medicare Part D claims for 21 beneficiaries, against an average of 165 among the 28,733 providers of this specialty who prescribed in Part D.

  1. Theodoros Vlachos85
  2. Specialty average165

Most prescribed

  1. Fluconazole20 claims
  2. Naproxen Sodium13 claims
  3. Nifedipine Er11 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.

The practice group's MIPS final score for 2023 (Medicare payment program): 91.7 of 100

The Merit-based Incentive Payment System score is reported for the practice group, not for one clinician alone. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.

  1. Qualityout of 100 · 30% of the final score81.0
  2. Costout of 100 · 30%69.0
  3. Promoting interoperabilityout of 100 · 25%100.0
  4. Improvement activities40 of 40 points · 15%100.0

Source: CMS Quality Payment Program, MIPS performance year 2023, group reporting; category weights for 2023 (qpp.cms.gov).

Bills Medicare through one group practice

  1. William Beaumont HospitalSaint Clair Shores, MI

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

Theodoros Vlachos among 1,776 obstetrics & gynecology physician records in Michigan

Theodoros Vlachos, M.D. is one of 1,776 obstetrics & gynecology physician records with a practice address in Michigan. 73% 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 13% of them.

  • NPI issued2006 · 13% of these records are older, 57% newer
  • In a Medicare fileYes · 73% of these records are
  • In the CMS Doctors and Clinicians fileYes · 56% of these records are
  • Graduated1989 · median 2007 among the 1,003 with a school on file
  • Record last updated2020 · 51% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207V00000X and a Michigan practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

66 obstetrics & gynecology physician records list a practice address in Royal Oak

They are 66 of the 3,887 NPPES records with a practice address in Royal Oak, and 1,776 obstetrics & gynecology physician records in Michigan.

The 8 obstetrics & gynecology physician records with the nearest ZIP codes

  1. Mushtak Abbou, MDRoyal Oak, MI 480731093796922
  2. Andrew Check, MDRoyal Oak, MI 480731790766095
  3. Lance ChristiansenRoyal Oak, MI 480731578522116
  4. Clarissa Cowles, MDRoyal Oak, MI 480731356359202
  5. Eduardo Garcia, M.D.Royal Oak, MI 480731851382006
  6. Leonard GerhardsteinRoyal Oak, MI 480731508826637
  7. Ty Kwaiser, MDRoyal Oak, MI 480731922039742
  8. Richard LagrandeurRoyal Oak, MI 480731235199928

Common questions

What is Theodoros Vlachos, M.D.'s NPI number?

Theodoros Vlachos, M.D.'s National Provider Identifier (NPI) is 1063472165, issued on Mar 24, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Theodoros Vlachos, M.D. located?

The NPPES record lists a practice address at 3535 W 13 Mile RD Ste 329, Royal Oak, MI, 48073. Phone: (248) 551-1399. Providers update this record themselves, so call before visiting.

How can I verify Theodoros Vlachos, M.D.'s license?

NPPES lists Michigan license number 4301054774, 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 Theodoros Vlachos, M.D. prescribe under Medicare Part D?

In 2024, Theodoros Vlachos, M.D. had 85 Medicare Part D claims for 21 beneficiaries; the average among obstetrics & gynecology physician prescribers was 165. Part D covers Medicare prescriptions only.

What is Theodoros Vlachos, M.D.'s MIPS final score?

The 2023 MIPS final score is 91.7 of 100, reported for the practice group. The average among 454,083 clinicians with a measured score was 83.5.

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.