NPI age
19 years
Enumerated 2006-07-17
● Active
Type 1 · Individual
Stefanie Lynn Addington, M.D.
Addington is 1 of 157 internal medicine providers in Frisco and 1 of 12343 in Texas.
Primary specialty
Internal Medicine
Plus 1 subspecialty
Licensed in
TX
1 state
Status
Active
No deactivations on record
Last NPPES update
2023-02-22
Source: monthly bulk 2026-05
Sole proprietor
No
May be part of a larger org
How this provider compares
Across 12343 active internal medicine providers in Texas.
NPI age
19 years
↑ 2 yr above median (17 yr)
State licenses
1 state
12% of peers hold multiple states
Subspecialties
1
In the 33% of peers with subspecialties
NPI lifetime · 2006 → 2026
2006-07Enumerated in NPPES
2006
2026
Where they practice
Practice location
8350 Dallas Pkwy Ste 300
Frisco, TX 750345076
Mailing address
6124 W Parker Rd Ste 234
Plano, TX 750938124
Specialties
-
Internal Medicine PrimaryA physician who provides long-term, comprehensive care in the office and the hospital, managing both common and complex illness of adolescents, adults and the elderly. Internists are trained in the diagnosis and treatment of cancer,...
-
Internal MedicineAn internist who concentrates on disorders of the internal (endocrine) glands such as the thyroid and adrenal glands. This specialist also deals with disorders such as diabetes, metabolic and nutritional disorders, obesity, pituitary...
Identifiers
| Type | Value | Notes |
|---|---|---|
| 05 (TX) | 166136503 |
Practice context
Part of a multi-provider practice. 14 other active providers share this practice address in NPPES.
Recently enumerated nearby: 4 new internal medicine providers have been added in Frisco in the last 180 days.
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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.