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Active NPI 1548400500 Individual Practitioner Male Practitioner

Dr. Damon Matthew Armstrong , DO

Surgery • Muskogee, OK

✓ Accepts Medicare Assignment

Professional Overview & Biography Verified Profile Summary

Dr. Damon Armstrong, DO is a certified Surgery practicing in Muskogee, OK. With approximately 20 years of clinical experience since completing medical education in 2006, Dr. Armstrong delivers high-quality medical care to the local community at 101 ROCKEFELLER DR STE 100.

Dr. Armstrong is affiliated with Warren Clinic Inc and accepts Medicare assignment.

Frequently performed procedures and clinical services include new patient outpatient office visit, diagnostic exam of large bowel using a flexible endoscope, initial hospital care with straightforward or low-level medical decision making, if using time, at least. Full Medicare procedure pricing transparency rates and service volume details are listed on this profile.

Practice Location & Contact Primary Location

Practice Address

101 Rockefeller Dr Ste 100

Muskogee, OK 744015050

Telephone 9186868040
Fax 9186868519
Associated Practice Facility / Clinic
🏢 Warren Clinic Inc Facility NPI 1790407419

Medicare Profile & Education

Medical School

Other

Graduation Year

2006

Medicare Assignment

✓ Accepts Assignment

Telehealth Flag

In-Person Only

Specialty Benchmarks & Practice Insights

Comparative analytics for Surgery in Muskogee, OK

Senior Veteran Specialist (>20 Yrs)
Practitioner Clinical Experience
20 Yrs -1.0 yrs vs City Avg
City Avg: 21.0 Yrs
State Avg: 28.1 Yrs
Regional Practice Density
5 Specialists

Practicing in Muskogee, OK (386 Statewide)

Telehealth Adoption Rate
0.0% Regional Adoption

In-Person Office Visits Only

Medicare Pricing Discount
62.6% Avg Savings

Under CMS Medicare Fee Schedule vs Standard Submitted Charges

Clinical Seniority & Experience Comparison

Dr. Armstrong (20 Years) 20 Yrs
Muskogee Specialty Average (21.0 Years) 21.0 Yrs

Performed Procedures & Service Volume

Top Medicare Part B procedures performed by this practitioner

CMS Official Data (2024)
Reporting Year:
HCPCS Code & Description Services Patients Submitted Charge Medicare Allowed
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more
19 19 $317.00 $155.11
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more
18 18 $208.00 $103.14
45378 Diagnostic exam of large bowel using a flexible endoscope
15 13 $727.47 $163.72
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes
13 13 $306.00 $121.55
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more
11 11 $212.18 $118.52

Medical Specialties & State Licenses

CMS Verified: 2026-06-25
Surgery Primary Specialty

NUCC Taxonomy Code: 208600000X

State License OK 5058

A general surgeon has expertise related to the diagnosis - preoperative, operative and postoperative management - and management of complications of surgical conditions in the following areas: alimentary tract; abdomen; breast, skin and soft tissue; endocrine system; head and neck surgery; pediatric surgery; surgical critical care; surgical oncology; trauma and burns; and vascular surgery. General surgeons increasingly provide care through the use of minimally invasive and endoscopic techniques. Many general surgeons also possess expertise in transplantation surgery, plastic surgery and cardiothoracic surgery.

Hospital & Practice Group Affiliations

Warren Clinic Inc

101 Rockefeller Dr, Muskogee, OK 744015050

Phone: 9186824580

Career & Practice History Timeline

Chronological log of verified NPI updates, location relocations, credentials, and registry changes

12 Historical Events
📍
Updated Practice Location June 25, 2026

Registered at 101 ROCKEFELLER DR STE 100, MUSKOGEE, OK 744015050 (Tel: 9186868040)

📍
Updated Business Mailing Address June 25, 2026

Registered at 6600 S YALE AVE STE 1200, TULSA, OK 741363333

🎓
Medical Taxonomy / Specialty Registered (Primary Specialty) June 25, 2026

Surgery (License #5058 in OK)

📍
Updated Practice Location September 19, 2023

Registered at 101 ROCKEFELLER DR STE 201, MUSKOGEE, OK 744015050 (Tel: 9186824580)

📍
Updated Business Mailing Address September 19, 2023

Registered at 6600 S YALE AVE STE 1400, TULSA, OK 741363331

📍
Updated Practice Location May 24, 2021

Registered at 1220 N FLORENCE AVE STE A, CLAREMORE, OK 740174201 (Tel: 9183415311)

NPI Profile Active March 03, 2009

NPI status registered as active in NPPES database

📍
Updated Practice Location March 03, 2009

Registered at BLDG H 2005 KNIGHT LANE, NAVY MEDICINE SUPPORT COMMAND ATTN: MEDICAL STAFF SVCS, JACKSONVILEE, FL 322120140 (Tel: 7607253213)

📍
Updated Business Mailing Address March 03, 2009

Registered at BLDG H 2005 KNIGHT LANE, NAVY MEDICINE SUPPORT COMMAND ATTN: MEDICAL STAFF SVCS, JACKSONVILEE, FL 322120140

👤
Provider Name / Credentials Updated March 03, 2009

Recorded as DAMON ARMSTRONG, DO

🎓
Medical Taxonomy / Specialty Registered (Primary Specialty) March 03, 2009

General Practice (License #10402 in CA)

🟢
Initial NPI Registration & Enumeration March 03, 2009

First registered as active Individual Practitioner in NPPES Database.

Patient & Community Reviews

Verified patient ratings, medical care experiences, and facility photos

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NPI Administrative Meta

NPI Number: 1548400500
Entity Type:
Individual Provider Physician, Nurse Practitioner, or Solo Healthcare Professional (Type 1 NPI)
Enumeration Date: March 03, 2009
Last Update: June 25, 2026
Sole Proprietor: Yes

Mailing Address

6600 S Yale Ave Ste 1200

Tulsa, OK 741363333

Public Domain Record This profile contains public domain information published by CMS and NPPES under the Freedom of Information Act (FOIA).
⚠️ Medical Disclaimer

This directory listing is for informational purposes only and does not constitute medical advice, diagnosis, or physician endorsement. If you are experiencing a medical emergency, please call 911 immediately.