DR. DAMON MATTHEW ARMSTRONG DO
NPI 1548400500
Surgery in Muskogee, OK
About Dr. Damon Matthew Armstrong Do NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. DAMON MATTHEW ARMSTRONG DO (NPI 1548400500) is an individual surgery provider in Muskogee, Oklahoma, licensed in Oklahoma (5058) and active in the NPI registry since March 2009. He is enrolled in Medicare PECOS, is affiliated with Saint Francis Hospital Muskogee, and is a graduate of Other (2006).
NPPES Registry Identity
Specialties & Licenses
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. Damon Matthew Armstrong Do 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
5Medicare enrollment records show Damon Armstrong reassigns Medicare billing to 5 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Tulsa, OK 74136
- Reassigned Medicare billing, Oklahoma enrollment
- 1,144 clinicians in this Medicare group
Claremore, OK 74017
- Reassigned Medicare billing, Oklahoma enrollment
- 36 clinicians in this Medicare group
Oklahoma City, OK 73134
- Reassigned Medicare billing, Oklahoma enrollment
- 1,058 clinicians in this Medicare group
West Memphis, AR 72301
- Reassigned Medicare billing, Oklahoma enrollment
- 79 clinicians in this Medicare group
Rapid City, SD 57702
- Reassigned Medicare billing, Oklahoma enrollment
- 6 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 5
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 2
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Saint Francis Hospital Muskogee
Acute Care Hospitals · Muskogee, OKSaint Francis Hospital, Inc
Acute Care Hospitals · Tulsa, OKPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 74401 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
Medicare Quality Performance CMS QPP · MIPS
Performance in the CMS Quality Payment Program: the MIPS final score across four weighted categories, and the individual quality measures reported to Medicare.
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 Damon Armstrong's NPI number?
The NPI number for Damon Armstrong is 1548400500. It was assigned to this individual provider in the NPPES registry on March 3, 2009.
Where is Damon Armstrong located?
Damon Armstrong practices at 101 Rockefeller Dr Ste 100, Muskogee, OK 74401. The listed phone number is (918) 686-8040.
What is Damon Armstrong's specialty?
The primary specialty registered for this NPI is Surgery with taxonomy code 208600000X.
Is Damon Armstrong enrolled in Medicare?
Yes. Damon Armstrong 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 Damon Armstrong's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Damon Armstrong reassigns Medicare benefits to 5 organizations: Warren Clinic Inc (Tulsa, OK), Ahs Claremore Regional Hospital LLC (Claremore, OK), Integris Ambulatory Care Corporation (Oklahoma City, OK), Hospital Care Consultants Region II Inc (West Memphis, AR) and Acute Care Surgery Of South Dakota PC (Rapid City, SD). 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 Damon Armstrong's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Damon Armstrong accept?
Health plans from Blue Cross and Blue Shield of Oklahoma, CommunityCare and Mending Health list Damon Armstrong 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 Damon Armstrong affiliated with any hospitals?
According to CMS data, Damon Armstrong is affiliated with Saint Francis Hospital Muskogee and Saint Francis Hospital, Inc.
When was this NPI record last updated?
The NPPES record for Damon Armstrong was last updated on June 25, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 4 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.
# Dr. Damon Matthew Armstrong, DO · NPI 1548400500
Surgery physician in Muskogee, Oklahoma. Individual provider, active in the CMS NPPES registry since March 3, 2009.
## Identity
- **NPI:** 1548400500 (Entity type: Individual)
- **Enumerated:** March 3, 2009
- **Primary specialty:** Surgery · taxonomy 208600000X
- **State license:** 5058 (Oklahoma)
- **Sole proprietor:** Yes
## Practice location
- **Address:** 101 ROCKEFELLER DR STE 100, Muskogee, OK 74401-5050
- **Phone:** (918) 686-8040 · **Fax:** (918) 686-8519
## 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:** 5 organizations under Medicare reassignment (form CMS-855R): Warren Clinic Inc (NPI 1174582282, Tulsa, OK); Ahs Claremore Regional Hospital LLC (NPI 1356974687, Claremore, OK); Integris Ambulatory Care Corporation (NPI 1750333936, Oklahoma City, OK); Hospital Care Consultants Region II Inc (NPI 1558491449, West Memphis, AR); Acute Care Surgery Of South Dakota PC (NPI 1730797184, Rapid City, SD) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 2006
## Record status
- **NPPES last updated:** June 25, 2026
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Source: [NPI Profile](https://npiprofile.com/npi/1548400500) · Data from the CMS NPPES public registry.