NPI age
20 years
Enumerated 2005-08-02
● Active
Type 1 · Individual
William E McCarron, MD
McCarron is 1 of 83 internal medicine providers in Austin and 1 of 2301 in Texas.
Primary specialty
Internal Medicine
Licensed in
TX
1 state
Status
Active
No deactivations on record
Last NPPES update
2007-07-08
Source: monthly bulk 2026-05
Sole proprietor
Not specified
May be part of a larger org
How this provider compares
Across 2301 active internal medicine providers in Texas.
NPI age
20 years
≈ at median (19 yr)
State licenses
1 state
11% of peers hold multiple states
Subspecialties
0
37% of peers hold subspecialties
NPI lifetime · 2005 → 2026
2005-08Enumerated in NPPES
2005
2026
Where they practice
Practice location
3801 N Lamar Blvd, Ste 300, Austin Heart PA
Austin, TX 787564080
Mailing address
Po Box 4189, Austin Heart
Austin, TX 787654189
Specialties
-
Internal Medicine PrimaryAn internist who specializes in diseases of the heart and blood vessels and manages complex cardiac conditions such as heart attacks and life-threatening, abnormal heartbeat rhythms.
Identifiers
| Type | Value | Notes |
|---|---|---|
| 01 | 048109 | GREAT WEST |
| 01 | 78756-A018 | CHAMPUS / TRICARE |
| 01 | 122435 | USA MANAGED CARE |
| 01 | 4126287 | AETNA / TRS |
| 01 (TX) | 829045 | BC / BS |
| 01 (TX) | 56082 | FIRST HEALTH |
Practice context
Part of a multi-provider practice. 47 other active providers share this practice address in NPPES.
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- Confirm the NPI on NPPES.The CMS registry is the system of record. Open NPPES →
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