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KATHERINE FIERLING L.C.S.W.
NPI 1285789990
Counselor - Mental Health in Orange, CA

Active since January 24, 2007PECOS EnrolledAccepts Medicare Assignment
1310 W STEWART DR, SUITE 301, ORANGE, CA 92868(714) 771-0907(714) 771-4852 Get Directions Write a Review

NPPES record last updated: July 8, 2007. Verified against the NPPES registry weekly; last sync: August 02, 2026.

About Katherine Fierling L.c.s.w. NPPES

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

KATHERINE FIERLING L.C.S.W. (NPI 1285789990) is an individual mental health provider in Orange, California, licensed in California (LCS 8250) and active in the NPI registry since January 2007. She is enrolled in Medicare PECOS and is a graduate of Other (1977).

NPPES Registry Identity

NPI1285789990
Entity TypeIndividualFemale
Primary Taxonomy101YM0800X
Provider Legal NameKATHERINE FIERLINGCredential: L.C.S.W.
Location Address1310 W STEWART DR, SUITE 301Orange, CA 92868-3854
Mailing Address1310 W. Stewart Drive, Suite 301Orange, CA 92868-3838 · (714) 771-0907 · Fax (714) 771-4852
Phone(714) 771-0907
Fax(714) 771-4852
Sole ProprietorYes
Medical School CMSOtherGraduated 1977
Enumeration DateJanuary 24, 2007
Last NPPES UpdateJuly 8, 2007
✔ NPI 1285789990 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyCounselor · Mental HealthBehavioral Health & Social Service Providers
Taxonomy Code101YM0800X
License✔ Licensed in CA · LCS 8250
1310 W STEWART DR, Orange, CA 92868
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Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Katherine Fierling L.c.s.w. is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.

PECOS PAC ID2062758337
PECOS Enrollment IDI20190107003208
Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment– Home Health Agency– Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

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.

AYAZ BIVIJI M.D.
Specialist
1310 W STEWART DR, SUITE 510
ORANGE, CA 92868
Orange County (714) 538-8549
KEITH MITCHELL WEINER M.D.
Pediatrics (Pediatric Cardiology)
1310 W STEWART DR, SUITE 407
ORANGE, CA 92868
Orange County (714) 538-8887
MS. SARAH ANNE BRENDEN MARRIAGE AND FAMILY
Marriage & Family Therapist
1310 W STEWART DR
ORANGE, CA 92868
Orange County (714) 771-1404
MARTIN JERRY FELDMAN M.D.
Obstetrics & Gynecology
1310 W STEWART DR, SUITE 606
ORANGE, CA 92868
Orange County (714) 997-9494
JOHN ANTHONY SCHLECHTER D.O.
Orthopaedic Surgery (Pediatric Orthopaedic Surgery)
1310 W STEWART DR, SUITE 508
ORANGE, CA 92868
Orange County (714) 633-2111
PLASTIC SURGERY ASSOCIATES OF ORANGE COUNTY
Clinic/Center (Ambulatory Surgical)
1310 W STEWART DR, STE. 610
ORANGE, CA 92868
Orange County (714) 997-4300
MR. DENNIS MOORE CAMERON MFT
Marriage & Family Therapist
1310 W STEWART DR, SUITE 301
ORANGE, CA 92868
Orange County (949) 497-1618
GUICHET & GUICHET, DDS, INC.
Dentist (Prosthodontics)
1310 W STEWART DR, SUITE 202
ORANGE, CA 92868
Orange County (714) 771-7555

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 Katherine Fierling's NPI number?

The NPI number for Katherine Fierling is 1285789990. It was assigned to this individual provider in the NPPES registry on January 24, 2007.

Where is Katherine Fierling located?

Katherine Fierling practices at 1310 W Stewart Dr Suite 301, Orange, CA 92868. The listed phone number is (714) 771-0907.

What is Katherine Fierling's specialty?

The primary specialty registered for this NPI is Counselor, specializing in Mental Health, with taxonomy code 101YM0800X.

Is Katherine Fierling enrolled in Medicare?

Yes. Katherine Fierling is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.

When was this NPI record last updated?

The NPPES record for Katherine Fierling was last updated on July 8, 2007. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 19 years ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.