Doctor profile · Federal record

Dr. Cynthia Knowlton, MSN, RN, PMHNP-BC

Psychiatric/Mental Health Nurse Practitioner (CMS: Nurse Practitioner) · Psychiatric/Mental Health Nurse Practitioner · Phoenix, AZ

  • NPI 1629768197
  • Accepts Medicare
  • 3 yrs in practice
  • Female
  • Solo practice
  • No sanctions

Practice & contact

Operates at 2 locations .

NPPES Updated May 11, 2026
Primary practice
20440 N 27Th Ave
Phoenix, AZ 850273240
(480) 882-4545
fax (602) 910-2949
Additional location
14502 W Meeker Blvd
Sun City, AZ 853755282
(623) 524-4000
Mailing address
7500 N Dreamy Draw Dr Ste 145
Phoenix, AZ 850204668

Credentials & registration

NPPES · NUCC
NPI registered
May 2023 — 3 yrs on file
Profile last updated
October 19, 2023
Year of graduation
2023 — 3 yrs since
Specialty taxonomy
363LP0808X — NUCC code
State licenses (2)
Arizona #291425 · Arizona #RN291425
Medicaid
AZ #142694

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1629768197. Last verified May 11, 2026.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$252
Transactions
2
Manufacturers
2
Payer (manufacturer) Industry Txns Amount
Iti, INC. (D/B/A Intra-Cellular Therapies, INC.) 1 $126.52
Janssen Pharmaceuticals, INC 1 $124.99

By nature of payment

Food and Beverage
$252

Frequently asked questions

Auto-generated from federal data
What is Dr. Cynthia Knowlton's medical specialty?
Dr. Cynthia Knowlton practices Psychiatric/Mental Health Nurse Practitioner in Phoenix, AZ.
Where does Dr. Cynthia Knowlton practice?
Dr. Cynthia Knowlton practices at 20440 N 27Th Ave, Phoenix, AZ 850273240. Office phone: 4808824545.
What is Dr. Cynthia Knowlton's NPI?
Dr. Cynthia Knowlton's National Provider Identifier (NPI) is 1629768197, issued by NPPES.
Does Dr. Cynthia Knowlton accept Medicare assignment?
Yes. Dr. Cynthia Knowlton accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.