NPI age
20 years
Enumerated 2005-12-21
● Active
Type 1 · Individual
DR. John Byrl Holland JR., MD
Holland is 1 of 1645 anesthesiology providers in Dallas and 1 of 6023 in Texas.
Primary specialty
Anesthesiology
Licensed in
TX
1 state
Status
Active
No deactivations on record
Last NPPES update
2022-06-24
Source: monthly bulk 2026-05
Sole proprietor
No
May be part of a larger org
How this provider compares
Across 6023 active anesthesiology providers in Texas.
NPI age
20 years
↑ 2 yr above median (18 yr)
State licenses
1 state
12% of peers hold multiple states
Subspecialties
0
31% of peers hold subspecialties
NPI lifetime · 2005 → 2026
2005-12Enumerated in NPPES
2005
2026
Where they practice
Practice location
12222 Merit Dr Ste 600
Dallas, TX 752513294
Mailing address
Po Box 840853
Dallas, TX 752840865
Additional practice locations
1 secondary location on file with NPPES.
Location 2
6606 Lbj Fwy Ste 200
Dallas, TX 752406524
Specialties
-
Anesthesiology PrimaryAn anesthesiologist is trained to provide pain relief and maintenance, or restoration, of a stable condition during and immediately following an operation or an obstetric or diagnostic procedure. The anesthesiologist assesses the risk...
Identifiers
| Type | Value | Notes |
|---|---|---|
| 05 (TX) | 125081302 | |
| 05 (TX) | 125081309 | |
| 05 (TX) | 125081303 | |
| 05 (TX) | 125081308 | |
| 01 (TX) | 83750K | BCBS |
| 01 (TX) | 8EH083 | BCBS |
| 05 (TX) | 125081307 | |
| 01 (TX) | 050065908 | RAILROAD |
| 05 (TX) | 125081306 | |
| 05 (TX) | 125081310 | |
| 01 (TX) | 8EW780 | BCBS |
| 05 (TX) | 106191307 | |
| 05 (TX) | 125081305 |
Practice context
Part of a multi-provider practice. 942 other active providers share this practice address in NPPES.
Recently enumerated nearby: 4 new anesthesiology providers have been added in Dallas 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.