DR. KATHERINE NULL MONTGOMERY M.D.
NPI 1902920267
General Practice in Huntsville, AL
About Dr. Katherine Null Montgomery M.d. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. KATHERINE NULL MONTGOMERY M.D. (NPI 1902920267) is an individual general practice provider in Huntsville, Alabama, licensed in Alabama (MD.28003) and active in the NPI registry since March 2007. She is enrolled in Medicare PECOS and is a graduate of Other (2001).
NPPES Registry Identity
Specialties & Licenses 3
Other Identifiers 14
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
Dr. Katherine Null Montgomery M.d. 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 Katherine Montgomery reassigns Medicare billing to 4 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Huntsville, AL 35816
- Reassigned Medicare billing, Alabama enrollment
- 660 clinicians in this Medicare group
Orange Park, FL 32073
- Reassigned Medicare billing, Alabama enrollment
- 6 clinicians in this Medicare group
Winter Park, FL 32792
- Reassigned Medicare billing, Florida enrollment
- 20 clinicians in this Medicare group
Melbourne, FL 32901
- Reassigned Medicare billing, Florida enrollment
- 92 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.
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.
HUNTSVILLE, AL 35801
HUNTSVILLE, AL 35801
HUNTSVILLE, AL 35801
HUNTSVILLE, AL 35801
HUNTSVILLE, AL 35801
HUNTSVILLE, AL 35801
HUNTSVILLE, AL 35801
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 Katherine Montgomery's NPI number?
The NPI number for Katherine Montgomery is 1902920267. It was assigned to this individual provider in the NPPES registry on March 19, 2007.
Where is Katherine Montgomery located?
Katherine Montgomery practices at 2006 Franklin St SE Suite 200, Huntsville, AL 35801. The listed phone number is (256) 539-0457.
What is Katherine Montgomery's specialty?
The primary specialty registered for this NPI is General Practice with taxonomy code 208D00000X.
Is Katherine Montgomery enrolled in Medicare?
Yes. Katherine Montgomery 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 Katherine Montgomery's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Katherine Montgomery reassigns Medicare benefits to 4 organizations: American Family Care, LLC (Huntsville, AL), Elite Imaging LLC (Orange Park, FL), University Diagnostic Institute Winter Park PLLC (Winter Park, FL) and Omni Healthcare, Inc. (Melbourne, FL). 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 Katherine Montgomery's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Katherine Montgomery accept?
Health plans from AvMed, Cigna HealthCare of Florida, Inc., Cigna Healthcare and Oscar Health Maintenance Organization of Florida list Katherine Montgomery 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 Katherine Montgomery was last updated on August 17, 2015. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 11 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. Katherine Null Montgomery, M.D. · NPI 1902920267
General Practice physician in Huntsville, Alabama. Individual provider, active in the CMS NPPES registry since March 19, 2007.
## Identity
- **NPI:** 1902920267 (Entity type: Individual)
- **Enumerated:** March 19, 2007
- **Primary specialty:** General Practice · taxonomy 208D00000X
- **State license:** MD.28003 (Alabama)
- **Sole proprietor:** No
## Practice location
- **Address:** 2006 FRANKLIN ST SE, SUITE 200, Huntsville, AL 35801-4551
- **Phone:** (256) 539-0457 · **Fax:** (256) 539-5827
## 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): American Family Care, LLC (NPI 1912006735, Huntsville, AL); Elite Imaging LLC (NPI 1346516853, Orange Park, FL); University Diagnostic Institute Winter Park PLLC (NPI 1417917253, Winter Park, FL); Omni Healthcare, Inc. (NPI 1134191323, Melbourne, FL) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 2001
## Record status
- **NPPES last updated:** August 17, 2015
- **Other identifiers:** Other 51595541 (AL); Other 51595544 (AL); Other 51005348 (AL); and 11 more
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Source: [NPI Profile](https://npiprofile.com/npi/1902920267) · Data from the CMS NPPES public registry.