NPI age
6 years
Enumerated 2020-03-13
● Active
Type 1 · Individual
DR. Joseph Thomas Merfeld, MD
Merfeld is 1 of 1 preventive medicine providers in Goodfellow Afb and 1 of 154 in Texas.
Primary specialty
Preventive Medicine
Plus 1 subspecialty
Licensed in
VA
1 state
Status
Active
No deactivations on record
Last NPPES update
2025-06-29
Source: monthly bulk 2026-05
Sole proprietor
No
May be part of a larger org
How this provider compares
Across 154 active preventive medicine providers in Texas.
NPI age
6 years
↓ 10 yr below median (16 yr)
State licenses
1 state
8% of peers hold multiple states
Subspecialties
1
In the 33% of peers with subspecialties
NPI lifetime · 2020 → 2026
2020-03Enumerated in NPPES
2020
2026
Where they practice
Practice location
271 Fort Richardson Ave # Tx
Goodfellow Afb, TX 769084901
Mailing address
271 Fort Richardson Ave
Goodfellow Afb, TX 769084901
Specialties
-
Preventive Medicine PrimaryPublic health and general preventive medicine focuses on promoting health, preventing disease, and managing the health of communities and defined populations. These practitioners combine population-based public health skills with...
-
Military Health Care ProviderActive duty military health care providers not otherwise classified who need to be separately identified for operational, clinical, or administrative processes.
Practice context
Solo or small practice. No 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 →
- 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.