NPI age
12 years
Enumerated 2013-07-30
● Active
Type 1 · Individual
William Carlton May, PA-AA
May is 1 of 204 anesthesiologist assistant providers in Houston and 1 of 500 in Texas.
Primary specialty
Anesthesiologist Assistant
Plus 1 subspecialty
Licensed in
TX, FL
2 states
Status
Active
No deactivations on record
Last NPPES update
2018-06-05
Source: monthly bulk 2026-05
Sole proprietor
No
May be part of a larger org
How this provider compares
Across 500 active anesthesiologist assistant providers in Texas.
NPI age
12 years
↑ 6 yr above median (6 yr)
State licenses
2 states
Top 86% — 13% of peers are multi-state
Subspecialties
0
32% of peers hold subspecialties
NPI lifetime · 2013 → 2026
2013-07Enumerated in NPPES
2013
2026
Where they practice
Practice location
1500 Citywest Blvd, Ste. 300
Houston, TX 77042
Mailing address
Po Box 840853
Dallas, TX 752840853
Specialties
-
Anesthesiologist Assistant PrimaryAn individual certified by the state to perform anesthesia services under the direct supervision of an anesthesiologist. Anesthesiologist Assistants are required to have a bachelor's degree with a premed curriculum prior to entering a...
Identifiers
| Type | Value | Notes |
|---|---|---|
| 05 (TX) | 345508101 | |
| 01 (TX) | P01292276 | RR MEDICARE |
Multi-state credentialing: Licensed in 2 states. Useful context for credentialers building cross-state provider networks.
Practice context
Part of a multi-provider practice. 410 other active providers share this practice address in NPPES.
Recently enumerated nearby: 6 new anesthesiologist assistant providers have been added in Houston in the last 180 days.
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Request a quote →How to verify this provider
- 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.