NPPES file of Aug 9, 2026

Christopher David Zehnder, OD

Optometrist · Frankenmuth, MI

Christopher David Zehnder, OD is an optometrist with a practice address in Frankenmuth, Michigan, and NPI 1679578124, issued on Jun 20, 2005. Check the license (Michigan 4901004167, as entered in NPPES) with the Michigan board that licenses this profession; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1679578124
Name
Christopher David Zehnder
Credential
OD
Primary taxonomy
Optometrist 152W00000X
License number
4901004167 MI
Self-reported in NPPES; status is on the state search
Practice location
504 N Franklin St, Frankenmuth, MI 48734
Phone
(989) 652-2626
Enumerated
Jun 20, 2005
Record last updated
Jul 17, 2007 (not updated in 19 years: call before relying on the address or phone)
Fax
(989) 652-2643
Medicare enrollment
Enrolled (PECOS I20040303000793); accepts Medicare assignment
Medical or professional school
Ferris State College - College Of Optometry, 2002
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
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Verify Christopher David Zehnder in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Michigan board licenses this profession
    Search for license 4901004167
    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Find the Michigan license search

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34% more Medicare Part D claims than the average optometrist in 2024

371 Medicare Part D claims for 97 beneficiaries, against an average of 277 among the 33,128 providers of this specialty who prescribed in Part D. Brand-name drugs were 15% of claims.

  1. Christopher Zehnder371
  2. Specialty average277

Most prescribed

  1. Latanoprost202 claims
  2. Dorzolamide-Timolol52 claims
  3. Brimonidine Tartrate24 claims
  4. Timolol Maleate20 claims
  5. Lumigan15 claims
  6. Travoprost13 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: $96.77

5 payments; by number, the most common kind was food and beverage; the largest payer was Johnson & Johnson Vision Care, 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.

  1. Christopher Zehnder$96.77
  2. Specialty average$769.99

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

  1. Family Eye Care Ctr P CFrankenmuth, MI

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

Christopher David Zehnder among 1,963 optometrist records in Michigan

Christopher David Zehnder, 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 2005, is newer than 0% of them.

  • NPI issued2005 · 0% of these records are older, 89% newer
  • In a Medicare fileYes · 69% of these records are
  • In the CMS Doctors and Clinicians fileYes · 57% of these records are
  • Graduated2002 · median 2009 among the 1,121 with a school on file
  • Record last updated2007 · 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.

The 8 optometrist records with the nearest ZIP codes

  1. Jay Bosco, ODEssexville, MI 487321649274101
  2. Crystal Ruemenapp, O.D.East Tawas, MI 487301225636095
  3. Daniel Smith, ODE Tawas, MI 487301215029350
  4. Benjamin Dietrich, O.D.Harrisville, MI 487401073952297
  5. Angela Lounsbury, O.D.Cass City, MI 487261841553245
  6. Claire Starling, ODCaro, MI 487231013561299
  7. Carol Starling, ODCaro, MI 487231043268030
  8. Teresa Ennis-Decker, O.D.Millington, MI 487461154322956

Common questions

What is Christopher David Zehnder, OD's NPI number?

Christopher David Zehnder, OD's National Provider Identifier (NPI) is 1679578124, issued on Jun 20, 2005. An NPI identifies a provider in billing; it is not a license.

Where is Christopher David Zehnder, OD located?

The NPPES record lists a practice address at 504 N Franklin St, Frankenmuth, MI, 48734. Phone: (989) 652-2626. Providers update this record themselves, so call before visiting.

How can I verify Christopher David Zehnder, OD's license?

NPPES lists Michigan license number 4901004167, as entered by the provider. Search the Michigan board that licenses this profession; the NPPES record confirms identity only.

How much does Christopher David Zehnder, OD prescribe under Medicare Part D?

In 2024, Christopher David Zehnder, OD had 371 Medicare Part D claims for 97 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.