Daniel Charles Langhorst, O.D.
Optometrist · Haslett, MI
Daniel Charles Langhorst, O.D. is an optometrist with a practice address in Haslett, Michigan, and NPI 1447509609, issued on Sep 4, 2012. Check the license (Michigan 4901004703, as entered in NPPES) with the Michigan board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Daniel Charles Langhorst
- Credential
- O.D.
- Primary taxonomy
- Optometrist 152W00000X
- License number
- 4901004703 MI
Self-reported in NPPES; status is on the state search - Practice location
- 1536 Haslett RD, Haslett, MI 48840
- Phone
- (517) 339-4100
- Enumerated
- Sep 4, 2012
- Record last updated
- Nov 15, 2016 (not updated in 10 years: call before relying on the address or phone)
- Medicare enrollment
- Enrolled (PECOS I20161116001867); accepts Medicare assignment
- Medical or professional school
- Illinois College Of Optometry At Chicago, 2012
- Entity
- Type 1 · individual
8 nearest optometrist records → All 1,963 in Michigan → Look up another NPI →
Also registered at 1536 Haslett RD
A shared address usually means a shared clinic or building; it does not show who employs whom.
- William Hooker, O.D.Occupational Vision Optometrist1639167505
Verify Daniel Charles Langhorst in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Michigan board licenses this profession
Search for license 4901004703Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
79% fewer Medicare Part D claims than the average optometrist in 2024
58 Medicare Part D claims for 26 beneficiaries, against an average of 277 among the 33,128 providers of this specialty who prescribed in Part D. Brand-name drugs were 40% of claims.
Most prescribed
- Prednisolone Acetate12 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: $22.74
1 payment: food and beverage; the largest payer was Oyster Point Pharma, 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
- Eye Care Associates OF Owosso, P.C.Owosso, MI
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Daniel Charles Langhorst among 1,963 optometrist records in Michigan
Daniel Charles Langhorst, O.D. 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 2012, is newer than 65% of them.
- NPI issued2012 · 65% of these records are older, 33% newer
- In a Medicare fileYes · 69% of these records are
- In the CMS Doctors and Clinicians fileYes · 57% of these records are
- Graduated2012 · median 2009 among the 1,121 with a school on file
- Record last updated2016 · 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).
2 optometrist records list a practice address in Haslett
They are 2 of the 87 NPPES records with a practice address in Haslett, and 1,963 optometrist records in Michigan.
All 1,963 in Michigan → Every provider in Haslett → Optometrist nationwide →
The 8 optometrist records with the nearest ZIP codes
- Jamie McKenzie, O.D.Haslett, MI 488401306152582
- Matthew Alderink, ODGreenville, MI 488381770404840
- Mark Canfield, O.D.Greenville, MI 488381336282623
- Amy Cousineau, O.D.Holt, MI 488421407847387
- Matthew Emery, O.D.Greenville, MI 488381225131196
- Alaina Fox, ODHolt, MI 488421346185014
- Kaileen Freeberg, ODGreenville, MI 488381710679535
- Rocky Hansen, ODGreenville, MI 488381003804667
Common questions
What is Daniel Charles Langhorst, O.D.'s NPI number?
Daniel Charles Langhorst, O.D.'s National Provider Identifier (NPI) is 1447509609, issued on Sep 4, 2012. An NPI identifies a provider in billing; it is not a license.
Where is Daniel Charles Langhorst, O.D. located?
The NPPES record lists a practice address at 1536 Haslett RD, Haslett, MI, 48840. Phone: (517) 339-4100. Providers update this record themselves, so call before visiting.
How can I verify Daniel Charles Langhorst, O.D.'s license?
NPPES lists Michigan license number 4901004703, as entered by the provider. Search the Michigan board that licenses this profession; the NPPES record confirms identity only.
How much does Daniel Charles Langhorst, O.D. prescribe under Medicare Part D?
In 2024, Daniel Charles Langhorst, O.D. had 58 Medicare Part D claims for 26 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.