Mark Armstrong, MD
NPI 1609828433 · Anesthesiology Physician · Union City, TN
Enrolled with Medicare as Practitioner - Anesthesiology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Mark Armstrong, MD is a Anesthesiology Physician provider in Union City, TN (NPI 1609828433).
Provider details
- NPI number
- 1609828433
- Entity type
- Individual
- Primary specialty
- Anesthesiology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- MD0000027706 (TN)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Other Service Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
20 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)28% of score
350 Medicare services, 2024 (ranked within specialty)
Medicare volume is ranked against active providers in the same specialty. Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
What this provider does (Medicare)
Based on Medicare fee-for-service claims, 2024; not all care is captured.
| Service (HCPCS) | Medicare services | Typical Medicare-allowed (2024) |
|---|---|---|
| Injection of Substance Into Lower Spine Canal Using Imaging Guidance62323 | 86 | $91 |
| Injection of Anesthetic Agent And/Or Steroid Into Thigh Nerve (femoral Nerve)64447 | 64 | $58 |
| Injection of Anesthetic Agent And/Or Steroid Into Other Nerve Or Branch64450 | 63 | $19 |
| Ultrasonic Guidance for Needle Placement76942 | 61 | $28 |
| Anesthesia for Procedure on Nerves, Muscles, Tendons, and Tissue of Forearm, Wrist, and Hand01810 | 23 | $115 |
| Anesthesia for Procedure for Total Knee Joint Replacement01402 | 19 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-05-17
- Last updated
- 2009-09-17
Frequently asked questions
- What is Mark Armstrong's NPI number?
- Mark Armstrong's National Provider Identifier (NPI) is 1609828433, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Mark Armstrong's specialty?
- Mark Armstrong is listed in the NPPES registry with a primary specialty of Anesthesiology Physician (Allopathic & Osteopathic Physicians).
- Where is Mark Armstrong located?
- Mark Armstrong's practice location on file with NPPES is 1722 E Reelfoot Ave, Union City, TN 38261-6050.
- What is Mark Armstrong's phone number?
- The practice phone number listed in the NPPES registry for Mark Armstrong is (731) 885-6300.
- Does Mark Armstrong accept Medicare?
- Mark Armstrong is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Mark Armstrong's NPI active?
- Yes — Mark Armstrong's NPI (1609828433) is active in the NPPES registry as of the last update on 2009-09-17.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.