Gregory Popowitz, OD
Optometrist · Lansing, MI
Gregory Popowitz, OD is an optometrist with a practice address in Lansing, Michigan, and NPI 1336325414, issued on Jan 18, 2008. Check the license (Michigan 4901003607, as entered in NPPES) with the Michigan board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Gregory Popowitz
- Credential
- OD
- Primary taxonomy
- Optometrist 152W00000X
- License number
- 4901003607 MI
Self-reported in NPPES; status is on the state search - Practice location
- 5403 W Saginaw Hwy, Lansing, MI 48917
- Phone
- (517) 886-0222
- Enumerated
- Jan 18, 2008
- Record last updated
- Feb 16, 2024
- Medicaid IDs
- 200000002542 MI
253368 MI
200000002541 MI
203456 MI - Medicare enrollment
- Enrolled (PECOS I20080612000111); accepts Medicare assignment
- Medical or professional school
- Ferris State College - College Of Optometry, 1991
- Entity
- Type 1 · individual
8 nearest optometrist records → All 1,963 in Michigan → Look up another NPI →
Verify Gregory Popowitz in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Michigan board licenses this profession
Search for license 4901003607Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
64% fewer Medicare Part D claims than the average optometrist in 2024
99 Medicare Part D claims for 31 beneficiaries, against an average of 277 among the 33,128 providers of this specialty who prescribed in Part D. Brand-name drugs were 65% of claims.
Most prescribed
- Restasis Multidose21 claims
- Latanoprost20 claims
- Restasis11 claims
- Tobramycin11 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: $244.47
6 payments; by number, the most common kind was food and beverage; the largest payer was Bausch & Lomb Americas Inc. The 34,453 providers of this specialty with any payment received $769.99 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 one group practice
- Bennett Optometry LLCHaslett, MI
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Gregory Popowitz among 1,963 optometrist records in Michigan
Gregory Popowitz, OD is one of 1,963 optometrist records with a practice address in Michigan. 69% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2008, is newer than 56% of them.
- NPI issued2008 · 56% of these records are older, 41% newer
- In a Medicare fileYes · 69% of these records are
- In the CMS Doctors and Clinicians fileYes · 57% of these records are
- Graduated1991 · median 2009 among the 1,121 with a school on file
- Record last updated2024 · 68% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 152W00000X and a Michigan practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Optometrist providers in Michigan
There are 1,963 optometrist records in Michigan.
All 1,963 in Michigan → Every provider in Lansing → Optometrist nationwide →
The 8 optometrist records with the nearest ZIP codes
- Jack Adkins, O.D.Lansing, MI 489171487668562
- John Akers, ODLansing, MI 489171386884013
- Neil Bajaj, ODLansing, MI 489171194868919
- Brian Beissel, ODLansing, MI 489171417048430
- Megan CoadyLansing, MI 489171306277587
- Douglas Ekholm, OD DOCTOR OF OPTOMETLansing, MI 489171104983808
- Luc Joncas, O.D.Lansing, MI 489171184784308
- Dawn Maccreery, O.D.Lansing, MI 489171982765343
Common questions
What is Gregory Popowitz, OD's NPI number?
Gregory Popowitz, OD's National Provider Identifier (NPI) is 1336325414, issued on Jan 18, 2008. An NPI identifies a provider in billing; it is not a license.
Where is Gregory Popowitz, OD located?
The NPPES record lists a practice address at 5403 W Saginaw Hwy, Lansing, MI, 48917. Phone: (517) 886-0222. Providers update this record themselves, so call before visiting.
How can I verify Gregory Popowitz, OD's license?
NPPES lists Michigan license number 4901003607, as entered by the provider. Search the Michigan board that licenses this profession; the NPPES record confirms identity only.
How much does Gregory Popowitz, OD prescribe under Medicare Part D?
In 2024, Gregory Popowitz, OD had 99 Medicare Part D claims for 31 beneficiaries; the average among optometrist prescribers was 277. 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.