Gregory B. Koby, D.O.
Family Medicine Physician · Shelby Township, MI
Gregory B. Koby, D.O. is a family medicine physician with a practice address in Shelby Township, Michigan, and NPI 1164474078, issued on May 17, 2006. Check the license (Michigan 5101013537, as entered in NPPES) on the Michigan Board of Medicine (LARA); the Medicare figures below come from public CMS files.
- Name
- Gregory B. Koby
- Credential
- D.O.
- Primary taxonomy
- Family Medicine Physician 207Q00000X
- License number
- 5101013537 MI
Self-reported in NPPES; status is on the state search - Practice location
- 8180 26 Mile RD, Shelby Township, MI 48316
- Phone
- (586) 677-3310
- Enumerated
- May 17, 2006
- Record last updated
- Oct 29, 2012 (not updated in 14 years: call before relying on the address or phone)
- Fax
- (586) 677-3326
- Medicare enrollment
- Enrolled (PECOS I20070215000389); accepts Medicare assignment
- Medical or professional school
- Michigan State University College Of Osteopathic Medicine, 1997
- Entity
- Type 1 · individual
8 nearest family medicine physician records → All 6,013 in Michigan → Look up another NPI →
Also registered at 8180 26 Mile RD
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Stephanie Rey, R.N.C.,W.H.C.N.P.Women's Health Nurse Practitioner1508901968
- Theola Rivera, FNP-CFamily Nurse Practitioner1073157756
- Dennis Yee, D.O.Family Medicine Physician1952350795
Verify Gregory B. Koby in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMichigan Board of Medicine (LARA)
Search for license 5101013537Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
69% more Medicare Part D claims than the average family medicine physician in 2024
5,999 Medicare Part D claims for 568 beneficiaries, against an average of 3,544 among the 117,163 providers of this specialty who prescribed in Part D. 20 claims were for opioids.
Most prescribed
- Atorvastatin Calcium437 claims
- Lisinopril340 claims
- Losartan Potassium274 claims
- Rosuvastatin Calcium262 claims
- Levothyroxine Sodium238 claims
- Amlodipine Besylate213 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: $163.11
9 payments; by number, the most common kind was food and beverage; the largest payer was Novo Nordisk Inc. The 55,478 providers of this specialty with any payment received $902.55 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.
Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.
Bills Medicare through 2 group practices
- Partners IN Family Medicine, PLLCShelby Township, MI
- Powerback Rehabilitation LLCClinton Twp, MI
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Gregory B. Koby among 6,013 family medicine physician records in Michigan
Gregory B. Koby, D.O. is one of 6,013 family medicine 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 2006, is newer than 11% of them.
- NPI issued2006 · 11% of these records are older, 56% newer
- In a Medicare fileYes · 75% of these records are
- In the CMS Doctors and Clinicians fileYes · 58% of these records are
- Graduated1997 · median 2008 among the 3,493 with a school on file
- Record last updated2012 · 58% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207Q00000X and a Michigan practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
21 family medicine physician records list a practice address in Shelby Township
They are 21 of the 1,151 NPPES records with a practice address in Shelby Township, and 6,013 family medicine physician records in Michigan.
All 6,013 in Michigan → Every provider in Shelby Township → Family Medicine Physician nationwide →
The 8 family medicine physician records with the nearest ZIP codes
- David Calton, M.D.Shelby Township, MI 483161932168127
- Vibhuti Patel, MDShelby Township, MI 483161518463256
- Kristina Wixon, D.O.Shelby Twp, MI 483161619358793
- Dennis Yee, D.O.Shelby Township, MI 483161952350795
- Marie Awad, D.O.Shelby Township, MI 483151407974801
- Natalie Bacheldor, M.D.Shelby Township, MI 483151699398081
- Karen Beasley, MDShelby Township, MI 483151235188384
- Anthony Cardellio, D.O.Shelby Township, MI 483151306865910
Common questions
What is Gregory B. Koby, D.O.'s NPI number?
Gregory B. Koby, D.O.'s National Provider Identifier (NPI) is 1164474078, issued on May 17, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Gregory B. Koby, D.O. located?
The NPPES record lists a practice address at 8180 26 Mile RD, Shelby Township, MI, 48316. Phone: (586) 677-3310. Providers update this record themselves, so call before visiting.
How can I verify Gregory B. Koby, D.O.'s license?
NPPES lists Michigan license number 5101013537, 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 Gregory B. Koby, D.O. prescribe under Medicare Part D?
In 2024, Gregory B. Koby, D.O. had 5,999 Medicare Part D claims for 568 beneficiaries; the average among family medicine physician prescribers was 3,544. 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.