DR. JOHN MARK ZEHR MD
NPI 1184797888
Family Medicine in Cedar Falls, IA
About Dr. John Mark Zehr Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. JOHN MARK ZEHR MD (NPI 1184797888) is an individual family medicine provider in Cedar Falls, Iowa, licensed in Iowa (27725) and active in the NPI registry since November 2006. He is enrolled in Medicare PECOS.
NPPES Registry Identity
Specialties & Licenses
Other Identifiers 2
Accepted Insurance
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare (PECOS)
Dr. John Mark Zehr Md is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Medicare Billing Reassignments
3Medicare enrollment records show John Zehr reassigns Medicare billing to 3 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Waterloo, IA 50701
- Reassigned Medicare billing, Iowa enrollment
- 2 clinicians in this Medicare group
Waterloo, IA 50702
- Reassigned Medicare billing, Iowa enrollment
- 271 clinicians in this Medicare group
Waverly, IA 50677
- Reassigned Medicare billing, Iowa enrollment
- Also billed through NPI 1033125463 (Iowa)
- 66 clinicians in this Medicare group
Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.
Physician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 50614 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
Other Providers at the Same Location NPPES 14
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
CEDAR FALLS, IA 50614
CEDAR FALLS, IA 50614
Frequently Asked Questions NPPES & CMS
Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.
What is John Zehr's NPI number?
The NPI number for John Zehr is 1184797888. It was assigned to this individual provider in the NPPES registry on November 17, 2006.
Where is John Zehr located?
John Zehr practices at 1227 W 27th St, Cedar Falls, IA 50614. The listed phone number is (319) 273-2009.
What is John Zehr's specialty?
The primary specialty registered for this NPI is Family Medicine with taxonomy code 207Q00000X.
Is John Zehr enrolled in Medicare?
Yes. John Zehr is registered in the Medicare PECOS enrollment system.
Which organizations bill Medicare for John Zehr's services?
According to the CMS Revalidation Reassignment List (October 2026 release), John Zehr reassigns Medicare benefits to 3 organizations: Cedar Valley Hospice, Inc. (Waterloo, IA), Covenant Medical Center Inc (Waterloo, IA) and Waverly Health Center (Waverly, IA). Each reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for John Zehr's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does John Zehr accept?
Health plans from Ambetter Health, Ambetter Health of Delaware, Ambetter from NH Healthy Families, Ambetter from Sunflower Health Plan and CareSource (Common Ground Healthcare) and 1 other insurer list John Zehr as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.
When was this NPI record last updated?
The NPPES record for John Zehr was last updated on July 9, 2007. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 19 years ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.
# Dr. John Mark Zehr, MD · NPI 1184797888
Family Medicine physician in Cedar Falls, Iowa. Individual provider, active in the CMS NPPES registry since November 17, 2006.
## Identity
- **NPI:** 1184797888 (Entity type: Individual)
- **Enumerated:** November 17, 2006
- **Primary specialty:** Family Medicine · taxonomy 207Q00000X
- **State license:** 27725 (Iowa)
- **Sole proprietor:** No
## Practice location
- **Address:** 1227 W 27TH ST, Cedar Falls, IA 50614-0221
- **Phone:** (319) 273-2009 · **Fax:** (319) 273-7030
## Medicare
- **Medicare:** Enrolled in Medicare (PECOS)
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment, home health, power mobility devices
- **Bills Medicare through:** 3 organizations under Medicare reassignment (form CMS-855R): Cedar Valley Hospice, Inc. (NPI 1730304619, Waterloo, IA); Covenant Medical Center Inc (NPI 1528009545, Waterloo, IA); Waverly Health Center (NPI 1447299953, Waverly, IA) · CMS Revalidation Reassignment List, October 2026 release
## Record status
- **NPPES last updated:** July 9, 2007
- **Other identifiers:** Medicaid 7058099 (IA); Medicare UPIN E67653 (IA)
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Source: [NPI Profile](https://npiprofile.com/npi/1184797888) · Data from the CMS NPPES public registry.