NPI age
19 years
Enumerated 2006-12-15
● Active
Type 1 · Individual
MRS. Nancy Faye Vassar, WHNP
Vassar is 1 of 1 nurse practitioner providers in Big Spring and 1 of 982 in Texas.
Primary specialty
Nurse Practitioner
Licensed in
TX
1 state
Status
Active
No deactivations on record
Last NPPES update
2011-03-10
Source: monthly bulk 2026-05
Sole proprietor
No
May be part of a larger org
How this provider compares
Across 982 active nurse practitioner providers in Texas.
NPI age
19 years
↑ 3 yr above median (16 yr)
State licenses
1 state
5% of peers hold multiple states
Subspecialties
0
21% of peers hold subspecialties
NPI lifetime · 2006 → 2026
2006-12Enumerated in NPPES
2006
2026
Where they practice
Practice location
2601 Wasson Rd
Big Spring, TX 797206416
Mailing address
2200 Merrily Dr
Big Spring, TX 797206716
Specialties
-
Nurse Practitioner PrimaryDefinition to come...
Practice context
Part of a multi-provider practice. 2 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.