SUSAN M MAIXNER MD
NPI 1851463772
Psychiatry & Neurology - Geriatric Psychiatry in Ann Arbor, MI
About Susan M Maixner Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
SUSAN M MAIXNER MD (NPI 1851463772) is an individual geriatric psychiatry provider in Ann Arbor, Michigan, licensed in Michigan (4301061203) and active in the NPI registry since November 2006. She is enrolled in Medicare PECOS, is affiliated with University Of Michigan Health System, and is a graduate of University Of Nebraska College Of Medicine (1993).
NPPES Registry Identity
Specialties & Licenses 2
Other Identifiers 1
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
Susan M Maixner 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 Reassignment
Medicare enrollment records show Susan Maixner reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Ann Arbor, MI 48109
- Reassigned Medicare billing, Michigan enrollment
- 97 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.
Areas of Expertise CMS Part B claims 7
Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.
Hospital Affiliations CMS Care Compare
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
University Of Michigan Health System
Acute Care Hospitals · Ann Arbor, MIPhysician 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
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 Susan Maixner's NPI number?
The NPI number for Susan Maixner is 1851463772. It was assigned to this individual provider in the NPPES registry on November 15, 2006.
Where is Susan Maixner located?
Susan Maixner practices at 4260 Plymouth Rd, Ann Arbor, MI 48109. The listed phone number is (734) 936-4400.
What is Susan Maixner's specialty?
The primary specialty registered for this NPI is Psychiatry & Neurology, specializing in Geriatric Psychiatry, with taxonomy code 2084P0805X.
Is Susan Maixner enrolled in Medicare?
Yes. Susan Maixner 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 organization bills Medicare for Susan Maixner's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Susan Maixner reassigns Medicare benefits to Regents Of The University Of Michigan (Ann Arbor, MI). The 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 Susan Maixner's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Susan Maixner accept?
Health plans from Ambetter Health, Ambetter from Buckeye Health Plan, Ambetter from Meridian, Blue Care Network of Michigan and Blue Cross Blue Shield of Michigan Mutual Insurance Company and 2 other insurers list Susan Maixner 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.
Is Susan Maixner affiliated with any hospitals?
According to CMS data, Susan Maixner is affiliated with University Of Michigan Health System.
When was this NPI record last updated?
The NPPES record for Susan Maixner was last updated on November 20, 2019. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 6 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.
# Susan M Maixner, MD · NPI 1851463772
Geriatric Psychiatry physician in Ann Arbor, Michigan. Individual provider, active in the CMS NPPES registry since November 15, 2006.
## Identity
- **NPI:** 1851463772 (Entity type: Individual)
- **Enumerated:** November 15, 2006
- **Primary specialty:** Psychiatry & Neurology - Geriatric Psychiatry · taxonomy 2084P0805X
- **State license:** 4301061203 (Michigan)
- **Sole proprietor:** No
## Practice location
- **Address:** 4260 PLYMOUTH RD, Ann Arbor, MI 48109-2700
- **Phone:** (734) 936-4400
## 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:** Regents Of The University Of Michigan (NPI 1750606083, Ann Arbor, MI), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** University Of Nebraska College Of Medicine, class of 1993
## Record status
- **NPPES last updated:** November 20, 2019
- **Other identifiers:** Medicaid 4113254 (MI)
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Source: [NPI Profile](https://npiprofile.com/npi/1851463772) · Data from the CMS NPPES public registry.