NPPES file of Aug 9, 2026

Guston Gregory Zervoudakis, MD

Orthopaedic Surgery Physician · Kalamazoo, MI

Guston Gregory Zervoudakis, MD is an orthopaedic surgery physician with a practice address in Kalamazoo, Michigan, and NPI 1568956761, issued on Jun 20, 2018. Check the license (Michigan 4351027242, 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
1568956761
Name
Guston Gregory Zervoudakis
Credential
MD
Primary taxonomy
Orthopaedic Surgery Physician 207X00000X
License numbers
4351027242 MI
345897 LA
Self-reported in NPPES; status is on the state search
Practice location
1000 Oakland Dr, Kalamazoo, MI 49008
Phone
(269) 337-6200
Enumerated
Jun 20, 2018
Record last updated
Oct 28, 2025
Fax
(269) 337-6222
Medicare enrollment
Enrolled (PECOS I20251125000552); accepts Medicare assignment
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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Also registered at 1000 Oakland Dr

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

  1. Muhammad Asjad Abbas, MDStudent in an Organized Health Care Education/Training Program1700707031
  2. Syed Muhammad Abbas, MDStudent in an Organized Health Care Education/Training Program1093697260
  3. Saja AbdelhadiStudent in an Organized Health Care Education/Training Program1003654070
  4. Peter Abdou, MEDICAL STUDENT (MD)Student in an Organized Health Care Education/Training Program1578243721
  5. Ramsha Abdul Qadir, MDStudent in an Organized Health Care Education/Training Program1972493583
  6. Melinda Abernethy, M.D.Reproductive Endocrinology Physician1427254226

Verify Guston Gregory Zervoudakis 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 4351027242
    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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96% fewer Medicare Part D claims than the average orthopaedic surgery physician in 2024

15 Medicare Part D claims, against an average of 346 among the 16,516 providers of this specialty who prescribed in Part D. Brand-name drugs were 0% of claims.

  1. Guston Zervoudakis15
  2. Specialty average346

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: $881.96

7 payments; by number, the most common kind was food and beverage; the largest payer was Stryker Corporation. The 15,003 providers of this specialty with any payment received $23,022.89 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Guston Zervoudakis$882
  2. Specialty average$23,023

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. Ochsner Clinic LLCNew Orleans, LA

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

Guston Gregory Zervoudakis among 962 orthopaedic surgery physician records in Michigan

Guston Gregory Zervoudakis, MD is one of 962 orthopaedic surgery physician records with a practice address in Michigan. 75% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2018, is newer than 78% of them.

  • NPI issued2018 · 78% of these records are older, 20% newer
  • In a Medicare fileYes · 75% of these records are
  • In the CMS Doctors and Clinicians fileYes · 58% of these records are
  • Graduated2018 · median 2006 among the 560 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 207X00000X and a Michigan practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Orthopaedic Surgery Physician providers in Michigan

There are 962 orthopaedic surgery physician records in Michigan.

The 8 orthopaedic surgery physician records with the nearest ZIP codes

  1. Joseph Bruenjes, MDKalamazoo, MI 490081104273176
  2. Dale Rowe, M.D.Kalamazoo, MI 490081477512630
  3. Christopher Betzle, MDKalamazoo, MI 490071013329390
  4. David Christ, M.D.Kalamazoo, MI 490071609819705
  5. John DriscollKalamazoo, MI 490071962991497
  6. Scott Free, M.D.Kalamazoo, MI 490071932178795
  7. Mark Noffsinger, MDKalamazoo, MI 490091477548428
  8. Todd Ream, MDKalamazoo, MI 490091255326211

Common questions

What is Guston Gregory Zervoudakis, MD's NPI number?

Guston Gregory Zervoudakis, MD's National Provider Identifier (NPI) is 1568956761, issued on Jun 20, 2018. An NPI identifies a provider in billing; it is not a license.

Where is Guston Gregory Zervoudakis, MD located?

The NPPES record lists a practice address at 1000 Oakland Dr, Kalamazoo, MI, 49008. Phone: (269) 337-6200. Providers update this record themselves, so call before visiting.

How can I verify Guston Gregory Zervoudakis, MD's license?

NPPES lists Michigan license number 4351027242, 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 Guston Gregory Zervoudakis, MD prescribe under Medicare Part D?

In 2024, Guston Gregory Zervoudakis, MD had 15 Medicare Part D claims; the average among orthopaedic surgery physician prescribers was 346. 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.