RYAN ERIK LANDVATER MD
NPI 1124689641
Pathology - Anatomic Pathology in Ann Arbor, MI
About Ryan Erik Landvater Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
RYAN ERIK LANDVATER MD (NPI 1124689641) is an individual anatomic pathology provider in Ann Arbor, Michigan, licensed in New Hampshire (38757) and active in the NPI registry since June 2019. He is enrolled in Medicare PECOS, maintains 2 additional practice locations, and is a graduate of University Of Vermont College Of Medicine (2019).
NPPES Registry Identity
Specialties & Licenses 3
Secondary Practice Locations 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 and accepts Medicare assignment
Ryan Erik Landvater Md is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.
Medicare Billing Reassignments
4Medicare enrollment records show Ryan Landvater reassigns Medicare billing to 4 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Ann Arbor, MI 48109
- Reassigned Medicare billing, Michigan enrollment
- 133 clinicians in this Medicare group
Claremont, NH 03743
- Reassigned Medicare billing, New Hampshire enrollment
- 2,999 clinicians in this Medicare group
Keene, NH 03431
- Reassigned Medicare billing, New Hampshire enrollment
- 450 clinicians in this Medicare group
Lebanon, NH 03756
- Reassigned Medicare billing, New Hampshire enrollment
- 2,620 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 48109 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 20
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
ANN ARBOR, MI 48109
ANN ARBOR, MI 48109
ANN ARBOR, MI 48109
ANN ARBOR, MI 48109
ANN ARBOR, MI 48109
ANN ARBOR, MI 48109
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 Ryan Landvater's NPI number?
The NPI number for Ryan Landvater is 1124689641. It was assigned to this individual provider in the NPPES registry on June 25, 2019.
Where is Ryan Landvater located?
Ryan Landvater practices at 1500 E Medical Center Dr, Ann Arbor, MI 48109. The listed phone number is (734) 936-4000.
What is Ryan Landvater's specialty?
The primary specialty registered for this NPI is Pathology, specializing in Anatomic Pathology, with taxonomy code 207ZP0101X.
Is Ryan Landvater enrolled in Medicare?
Yes. Ryan Landvater is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.
Which organizations bill Medicare for Ryan Landvater's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Ryan Landvater reassigns Medicare benefits to 4 organizations: Regents Of The University Of Michigan (Ann Arbor, MI), Dartmouth-Hitchcock Clinic (Claremont, NH), Cheshire Medical Center (Keene, NH) and Mary Hitchcock Memorial Hospital (Lebanon, NH). 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 Ryan Landvater's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Ryan Landvater accept?
Health plans from Ambetter from NH Healthy Families and Taro Health list Ryan Landvater 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 Ryan Landvater was last updated on May 21, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 5 months 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.
# Ryan Erik Landvater, MD · NPI 1124689641
Anatomic Pathology physician in Ann Arbor, Michigan. Individual provider, active in the CMS NPPES registry since June 25, 2019.
## Identity
- **NPI:** 1124689641 (Entity type: Individual)
- **Enumerated:** June 25, 2019
- **Primary specialty:** Pathology - Anatomic Pathology · taxonomy 207ZP0101X
- **State license:** 38757 (New Hampshire)
- **Sole proprietor:** No
## Practice location
- **Address:** 1500 E MEDICAL CENTER DR, Ann Arbor, MI 48109-5000
- **Phone:** (734) 936-4000
## Medicare
- **Medicare:** Enrolled (PECOS); accepts Medicare assignment
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment, home health, power mobility devices
- **Bills Medicare through:** 4 organizations under Medicare reassignment (form CMS-855R): Regents Of The University Of Michigan (NPI 1508890468, Ann Arbor, MI); Dartmouth-Hitchcock Clinic (NPI 1891648952, Claremont, NH); Cheshire Medical Center (NPI 1093803397, Keene, NH); Mary Hitchcock Memorial Hospital (NPI 1023092053, Lebanon, NH) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** University Of Vermont College Of Medicine, class of 2019
## Record status
- **NPPES last updated:** May 21, 2026
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Source: [NPI Profile](https://npiprofile.com/npi/1124689641) · Data from the CMS NPPES public registry.