MICHAEL JAMES GEER MD
NPI 1669583498
Internal Medicine in Birmingham, AL
About Michael James Geer Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
MICHAEL JAMES GEER MD (NPI 1669583498) is an individual internal medicine provider in Birmingham, Alabama, licensed in Alabama (18022) and active in the NPI registry since August 2006. He is enrolled in Medicare PECOS, maintains a secondary practice location in Birmingham, and is a graduate of University Of Alabama School Of Medicine (1991).
NPPES Registry Identity
Specialties & Licenses
Other Names 1
Secondary Practice Location 1
Other Identifiers 8
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
Michael James Geer 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 Michael Geer reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Birmingham, AL 35233
- Reassigned Medicare billing, Alabama enrollment
- 4,494 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 3
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.
Physician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 35233 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
Referred Medical Equipment & Supplies CMS DME claims 10
Durable medical equipment, devices and supplies this provider ordered from DME suppliers for patients, from Medicare fee-for-service claims.
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.
BIRMINGHAM, AL 35233
BIRMINGHAM, AL 35233
BIRMINGHAM, AL 35233
BIRMINGHAM, AL 35233
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 Michael Geer's NPI number?
The NPI number for Michael Geer is 1669583498. It was assigned to this individual provider in the NPPES registry on August 31, 2006. The provider is also known as Michael James Geer MD.
Where is Michael Geer located?
Michael Geer practices at 2000 6th Ave S, Birmingham, AL 35233. The listed phone number is (205) 801-7323.
What is Michael Geer's specialty?
The primary specialty registered for this NPI is Internal Medicine with taxonomy code 207R00000X.
Is Michael Geer enrolled in Medicare?
Yes. Michael Geer 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 Michael Geer's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Michael Geer reassigns Medicare benefits to University Of Alabama Health Services Foundation, PC (Birmingham, AL). 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 Michael Geer's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Michael Geer accept?
Health plans from Ambetter Health, Ambetter of Alabama, Ambetter of Tennessee and Blue Cross and Blue Shield of Alabama list Michael Geer 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 Michael Geer was last updated on June 29, 2023. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 3 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.