NPI age
19 years
Enumerated 2006-10-02
● Active
Type 1 · Individual
MS. Ruth Elaine Greer, FNP
Greer is 1 of 446 nurse practitioner providers in Dallas and 1 of 3226 in Texas.
Primary specialty
Nurse Practitioner
Licensed in
TX
1 state
Status
Active
No deactivations on record
Last NPPES update
2026-04-07
Source: monthly bulk 2026-05
Sole proprietor
Yes
Solo practice on file
How this provider compares
Across 3226 active nurse practitioner providers in Texas.
NPI age
19 years
↑ 13 yr above median (6 yr)
State licenses
1 state
6% of peers hold multiple states
Subspecialties
0
30% of peers hold subspecialties
NPI lifetime · 2006 → 2026
2006-10Enumerated in NPPES
2006
2026
Where they practice
Practice location
4432 Malcolm X Blvd
Dallas, TX 752154349
Mailing address
4432 Malcolm X Blvd
Dallas, TX 752154349
Specialties
-
Nurse Practitioner PrimaryDefinition to come...
Identifiers
| Type | Value | Notes |
|---|---|---|
| 05 (TX) | 121321702 | |
| 05 (TX) | 121321704 |
Practice context
Part of a multi-provider practice. 6 other active providers share this practice address in NPPES.
Recently enumerated nearby: 14 new nurse practitioner providers have been added in Dallas in the last 180 days.
See all →
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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.