Doctor profile · Federal record

Dr. Christa Williams, FNP-BC

Family Nurse Practitioner (CMS: Nurse Practitioner) · Phoenix, AZ

  • NPI 1639919699
  • Accepts Medicare
  • 2 yrs in practice
  • Female
  • Solo practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
19646 N 27Th Ave Ste 305
Phoenix, AZ 850274027
(480) 556-0446
Mailing address
5645 W Rainwater Dr
Laveen, AZ 853395705

Credentials & registration

NPPES · NUCC
NPI registered
May 2024 — 2 yrs on file
Year of graduation
2024 — 2 yrs since
Specialty taxonomy
363LF0000X — NUCC code
State license (1)
Arizona #268982

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1639919699. Last verified May 11, 2026.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$876
Transactions
31
Manufacturers
13
Payer (manufacturer) Industry Txns Amount
Abbvie INC. 8 $244.76
Verrica Pharmaceuticals INC. 2 $121.53
Novartis Pharmaceuticals Corporation 4 $115.51
Regeneron Healthcare Solutions, INC. 3 $79.18
Incyte Corporation 3 $68.53
Genzyme Corporation 2 $65.01
Dermavant Sciences, INC. 3 $54.12
Genentech USA, INC. 1 $26.27
Ucb, INC. 1 $25.44
Pfizer INC. 1 $20.18
Paratek Pharmaceuticals, INC. 1 $19.40
Amgen INC. 1 $18.30
Lilly USA, LLC 1 $18.14

By nature of payment

Food and Beverage
$868
Education
$8

Frequently asked questions

Auto-generated from federal data
What is Dr. Christa Williams's medical specialty?
Dr. Christa Williams practices Family Nurse Practitioner in Phoenix, AZ.
Where does Dr. Christa Williams practice?
Dr. Christa Williams practices at 19646 N 27Th Ave Ste 305, Phoenix, AZ 850274027. Office phone: 4805560446.
What is Dr. Christa Williams's NPI?
Dr. Christa Williams's National Provider Identifier (NPI) is 1639919699, issued by NPPES.
Does Dr. Christa Williams accept Medicare assignment?
Yes. Dr. Christa Williams accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.