NPI age
20 years
Enumerated 2005-07-15
● Active
Type 1 · Individual
Michael Armstrong, DO
Armstrong is 1 of 681 family medicine providers in Austin and 1 of 15966 in Texas.
Primary specialty
Family Medicine
Plus 1 subspecialty
Licensed in
TX, TN
2 states
Status
Active
No deactivations on record
Last NPPES update
2012-01-11
Source: monthly bulk 2026-05
Sole proprietor
No
May be part of a larger org
How this provider compares
Across 15966 active family medicine providers in Texas.
NPI age
20 years
↑ 3 yr above median (17 yr)
State licenses
2 states
Top 91% — 8% of peers are multi-state
Subspecialties
1
In the 26% of peers with subspecialties
NPI lifetime · 2005 → 2026
2005-07Enumerated in NPPES
2005
2026
Where they practice
Practice location
2802 Webberville Rd
Austin, TX 787022947
Mailing address
15 Waller St, Attn: Finance, 5th Floor
Austin, TX 787025240
Specialties
-
Family Medicine PrimaryFamily Medicine is the medical specialty which is concerned with the total health care of the individual and the family. It is the specialty in breadth which integrates the biological, clinical, and behavioral sciences. The scope of...
-
SurgeryA 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...
Practice context
Part of a multi-provider practice. 21 other active providers share this practice address in NPPES.
Recently enumerated nearby: 3 new family medicine providers have been added in Austin in the last 180 days.
See all →
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- Confirm the NPI on NPPES.The CMS registry is the system of record. Open NPPES →
- Check the state license is currently active.State licensing boards publish current status; NPPES does not.
- Confirm payer enrollment if billing.NPI presence does not guarantee active enrollment with Medicare, Medicaid, or commercial payers.