Randall John Riemer, O.D.
Optometrist · Portland, MI
Randall John Riemer, O.D. is an optometrist with a practice address in Portland, Michigan, and NPI 1194714071, issued on Oct 13, 2005. Check the license (Michigan 4901002984, as entered in NPPES) with the Michigan board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Randall John Riemer
- Credential
- O.D.
- Primary taxonomy
- Optometrist 152W00000X
- License number
- 4901002984 MI
Self-reported in NPPES; status is on the state search - Practice location
- 207 E Bridge St, Portland, MI 48875
- Phone
- (517) 647-2020
- Enumerated
- Oct 13, 2005
- Record last updated
- Jul 13, 2026
- Medicaid ID
- 94-2913642 MI
- Medicare enrollment
- Enrolled (PECOS I20100928000686); accepts Medicare assignment
- Medical or professional school
- Ferris State College - College Of Optometry, 1984
- Entity
- Type 1 · individual
Verify Randall John Riemer in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Michigan board licenses this profession
Search for license 4901002984Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
17% more Medicare Part D claims than the average optometrist in 2024
325 Medicare Part D claims for 83 beneficiaries, against an average of 277 among the 33,128 providers of this specialty who prescribed in Part D. Brand-name drugs were 24% of claims.
Most prescribed
- Latanoprost126 claims
- Restasis25 claims
- Timolol Maleate21 claims
- Dorzolamide-Timolol20 claims
- Cyclosporine19 claims
- Brimonidine Tartrate16 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: $193.05
2 payments; by number, the most common kind was food and beverage; the largest payer was Optos, 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.
2 optometrist records list a practice address in Portland
They are 2 of the 67 NPPES records with a practice address in Portland, and 1,963 optometrist records in Michigan.
All 2 in Portland → All 1,963 in Michigan → Every provider in Portland →
Other optometrist records in Michigan
- Brooke Abbaya, ODTroy, MI1962062968
- Richard Abbott, O.D.Traverse City, MI1295721520
- Hussein AbdulameerAnn Arbor, MI1386340032
- Shaina AbrahamAnn Arbor, MI1649845389
- Suzanne Acanne, O.D.Detroit, MI1093804692
- Thomas Adamczak, O.D.Whitehall, MI1083614911
- Brittany Adams, O.D.Southfield, MI1659754505
- Daniel Adams, ODImlay City, MI1194861310
- James Adams, O.D.Portage, MI1336137397
- Shea Adams, ODGrosse Pointe, MI1710778691
Common questions
What is Randall John Riemer, O.D.'s NPI number?
Randall John Riemer, O.D.'s National Provider Identifier (NPI) is 1194714071, issued on Oct 13, 2005. An NPI identifies a provider in billing; it is not a license.
Where is Randall John Riemer, O.D. located?
The NPPES record lists a practice address at 207 E Bridge St, Portland, MI, 48875. Phone: (517) 647-2020. Providers update this record themselves, so call before visiting.
How can I verify Randall John Riemer, O.D.'s license?
NPPES lists Michigan license number 4901002984, as entered by the provider. Search the Michigan board that licenses this profession; the NPPES record confirms identity only.
How much does Randall John Riemer, O.D. prescribe under Medicare Part D?
In 2024, Randall John Riemer, O.D. had 325 Medicare Part D claims for 83 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.