NPI age
18 years
Enumerated 2007-10-30
● Active Type 2 · Organization
Gregory D. Andreassian M.d., P.A.
Gregory D. Andreassian M.d., P.A. is 1 of 4038 specialist organizations in Texas.
Primary specialty
Specialist
Practice locations
1
0 secondary on file
Status
Active
No deactivations on record
Authorized official
Andreassian
Medical Physician
Last NPPES update
2010-08-06
Source: monthly bulk 2026-05
How this organization compares
Across 4038 active specialist providers in Texas.
NPI age
18 years
≈ at median (18 yr)
Practice locations
1
0 secondary on file
Subspecialties
0
NPI lifetime · 2007 → 2026
2007-10Enumerated in NPPES
2007
2026
Where they practice
Primary practice location
205 W Windcrest St, Suite 220
Fredericksburg, TX 786244479
Mailing address
205 W Windcrest St, Suite 220
Fredericksburg, TX 786244479
Authorized official
Gregory D. Andreassian, M.D.
Medical Physician
📞 8309976773
Individual providers at this organization
8 individual providers on file at this primary practice address.
- Kristina Crawford, PA-C Physician Assistant NPI 1659668069
- Kevin Gallagher, DO Internal Medicine NPI 1932137767
- Felice Howard, M.D. Internal Medicine NPI 1174572473
- Donald Joiner, M.D. Specialist NPI 1306842463
- Jamie Lindsay Dentist NPI 1093974685
- Shelly Nagle, DDS Dentist NPI 1982711271
- Thomas Schmidt, D.D.S. Dentist NPI 1821140369
- Nancy Thompson, M.D. Internal Medicine NPI 1841248325
Specialties
-
Specialist PrimaryAn individual educated and trained in an applied knowledge discipline used in the performance of work at a level requiring knowledge and skills beyond or apart from that provided by a general education or liberal arts degree.
Practice context
Multi-provider organization. 8 individual providers on file at this primary address.
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- Confirm the NPI on NPPES.The CMS registry is the system of record. Open NPPES →
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