Benjamin Horn, MD
Internal Medicine Physician · Grand Rapids, MI
Benjamin Horn, MD is an internal medicine physician with a practice address in Grand Rapids, Michigan, and NPI 1801843032, issued on May 31, 2006. Check the license (Michigan 4301065635, as entered in NPPES) on the Michigan Board of Medicine (LARA); the Medicare figures below come from public CMS files.
- Name
- Benjamin Horn
- Credential
- MD
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License number
- 4301065635 MI
Self-reported in NPPES; status is on the state search - Practice location
- 4069 Lake Dr SE, Grand Rapids, MI 49546
- Phone
- (616) 267-8880
- Enumerated
- May 31, 2006
- Record last updated
- Feb 17, 2021 (not updated in 5 years: call before relying on the address or phone)
- Medicare enrollment
- Enrolled (PECOS I20100528000537); accepts Medicare assignment
- Medical or professional school
- Michigan State University College Of Human Medicine, 1995
- Entity
- Type 1 · individual
8 nearest internal medicine physician records → All 5,735 in Michigan → Look up another NPI →
Also registered at 4069 Lake Dr SE
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Benjamin Horn in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMichigan Board of Medicine (LARA)
Search for license 4301065635Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
52% fewer Medicare Part D claims than the average internal medicine physician in 2024
1,512 Medicare Part D claims for 138 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. 30 claims were for opioids.
Most prescribed
- Rosuvastatin Calcium94 claims
- Atorvastatin Calcium85 claims
- Levothyroxine Sodium71 claims
- Metoprolol Succinate67 claims
- Lisinopril61 claims
- Amlodipine Besylate55 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 MIPS final score for 2023 (Medicare payment program): 100 of 100
The Merit-based Incentive Payment System score is reported for this clinician. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.
Source: CMS Quality Payment Program, MIPS performance year 2023; category weights for 2023 (qpp.cms.gov).
Industry payments in 2024: $1,054.29
54 payments; by number, the most common kind was food and beverage; the largest payer was Novo Nordisk Inc. The 50,334 providers of this specialty with any payment received $1,303.06 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 3 group practices
- Center For Physical Rehabilitation And Therapy LPGrand Rapids, MI
- Center For Physical Rehabilitation IncGrand Rapids, MI
- Spectrum Health Primary Care PartnersGrand Rapids, MI
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Benjamin Horn among 5,735 internal medicine physician records in Michigan
Benjamin Horn, MD is one of 5,735 internal medicine physician records with a practice address in Michigan. 79% 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 10% of them.
- NPI issued2006 · 10% of these records are older, 60% newer
- In a Medicare fileYes · 79% of these records are
- In the CMS Doctors and Clinicians fileYes · 62% of these records are
- Graduated1995 · median 2006 among the 3,564 with a school on file
- Record last updated2021 · 54% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207R00000X and a Michigan practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
451 internal medicine physician records list a practice address in Grand Rapids
They are 451 of the 18,005 NPPES records with a practice address in Grand Rapids, and 5,735 internal medicine physician records in Michigan.
All 5,735 in Michigan → Every provider in Grand Rapids → Internal Medicine Physician nationwide →
The 8 internal medicine physician records with the nearest ZIP codes
- Piyush Bhatnagar, M.D.Grand Rapids, MI 495461811961907
- Karen Gawel, MDGrand Rapids, MI 495461497702799
- Sam Giovannucci, MDGrand Rapids, MI 495461164478509
- Ronald Hoogmoed, M.D.Grand Rapids, MI 495461184673121
- Roderick Kim, M.D.Grand Rapids, MI 495461922066984
- Robert Lang, MDGrand Rapids, MI 495461871597377
- Kenneth Nelson, M.D.Grand Rapids, MI 495461811945710
- Marian Oleszkowicz, MDGrand Rapids, MI 495461487600888
Common questions
What is Benjamin Horn, MD's NPI number?
Benjamin Horn, MD's National Provider Identifier (NPI) is 1801843032, issued on May 31, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Benjamin Horn, MD located?
The NPPES record lists a practice address at 4069 Lake Dr SE, Grand Rapids, MI, 49546. Phone: (616) 267-8880. Providers update this record themselves, so call before visiting.
How can I verify Benjamin Horn, MD's license?
NPPES lists Michigan license number 4301065635, 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 Benjamin Horn, MD prescribe under Medicare Part D?
In 2024, Benjamin Horn, MD had 1,512 Medicare Part D claims for 138 beneficiaries; the average among internal medicine physician prescribers was 3,176. Part D covers Medicare prescriptions only.
What is Benjamin Horn, MD's MIPS final score?
The 2023 MIPS final score is 100 of 100. 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.