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Recently Updated NPI Information — some details in this NPI profile have been updated in the NPI registry within the last 30 days.

MS. KAREN L WATERS FNP-C
NPI 1225029689
Nurse Practitioner - Family in Phoenix, AZ

Active since November 03, 2005
500 W THOMAS RD, SUITE 900, PHOENIX, AZ 85013(602) 234-0004(602) 234-0058 Get Directions Write a Review

NPPES record last updated: July 13, 2026. Verified against the NPPES registry weekly; last sync: July 26, 2026.

About Ms. Karen L Waters Fnp-c NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

MS. KAREN L WATERS FNP-C (NPI 1225029689) is an individual family provider in Phoenix, Arizona, licensed in Arizona (RN064991) and active in the NPI registry since November 2005.

NPPES Registry Identity

NPI1225029689
Entity TypeIndividualFemale
Primary Taxonomy363LF0000X
Provider Legal NameMS. KAREN L WATERSCredential: FNP-C
Location Address500 W THOMAS RD, SUITE 900Phoenix, AZ 85013-4224
Mailing Address500 W Thomas Rd, Suite 900Phoenix, AZ 85013-4224 · (602) 234-0004 · Fax (602) 234-0058
Phone(602) 234-0004
Fax(602) 234-0058
Sole ProprietorNo
Enumeration DateNovember 3, 2005
Last NPPES UpdateJuly 13, 2026
✔ NPI 1225029689 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyNurse Practitioner · FamilyPhysician Assistants & Advanced Practice Nursing Providers
Taxonomy Code363LF0000X
License✔ Licensed in AZ · RN064991
500 W THOMAS RD, Phoenix, AZ 85013
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Other Providers at the Same Location NPPES 20

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

JAMES CRAIG RUSSELL M.D.
Surgery (Trauma Surgery)
500 W THOMAS RD, STE 400
PHOENIX, AZ 85013
Maricopa County (602) 406-3874
DR. CARMEN VIRGINIA BROWN M.D.
Obstetrics & Gynecology
500 W THOMAS RD, SUITE 800
PHOENIX, AZ 85013
Maricopa County (602) 406-3715
DON B. HEADLEY M.D.
Otolaryngology (Plastic Surgery within the Head & Neck)
500 W THOMAS RD, SUITE 900
PHOENIX, AZ 85013
Maricopa County (602) 406-3540
TRACY A CONTANT MD
Obstetrics & Gynecology
500 W THOMAS RD, SUITE 800
PHOENIX, AZ 85013
Maricopa County (602) 406-3715
RAYMOND JOSEPH ZIMMERMAN M.D.
Ophthalmology
500 W THOMAS RD, SUITE # 250
PHOENIX, AZ 85013
Maricopa County (602) 263-9345
J BRUCE STADWISER M.D.
Ophthalmology
500 W THOMAS RD, SUITE # 250
PHOENIX, AZ 85013
Maricopa County (602) 263-9345
GEORGE M YANIK M.D.
Ophthalmology
500 W THOMAS RD, SUITE #250
PHOENIX, AZ 85013
Maricopa County (602) 263-9345
ADAM J. BALZER ANP
Nurse Practitioner (Adult Health)
500 W THOMAS RD, SUITE 900
PHOENIX, AZ 85013
Maricopa County (602) 406-3540

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Karen Waters's NPI number?

The NPI number for Karen Waters is 1225029689. It was assigned to this individual provider in the NPPES registry on November 3, 2005.

Where is Karen Waters located?

Karen Waters practices at 500 W Thomas Rd Suite 900, Phoenix, AZ 85013. The listed phone number is (602) 234-0004.

What is Karen Waters's specialty?

The primary specialty registered for this NPI is Nurse Practitioner, specializing in Family, with taxonomy code 363LF0000X.

When was this NPI record last updated?

The NPPES record for Karen Waters was last updated on July 13, 2026. NPI Profile syncs with the weekly NPPES data releases published by CMS.