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DR. KENNETH BRUCE HORWITZ M.D.
NPI 1225138829
Internal Medicine in Anaheim, CA

Active since September 24, 2006PECOS Enrolled
1211 W LA PALMA AVE, SUITE 207, ANAHEIM, CA 92801(714) 772-8282(714) 772-6493 Get Directions Write a Review

NPPES record last updated: March 7, 2023. Verified against the NPPES registry weekly; last sync: August 16, 2026.

Record update history: Mar 7, 2023, Mar 30, 2020 (2 updates tracked since 2020).

About Dr. Kenneth Bruce Horwitz M.d. NPPES

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

DR. KENNETH BRUCE HORWITZ M.D. (NPI 1225138829) is an individual internal medicine provider in Anaheim, California, licensed in California (G59007) and active in the NPI registry since September 2006. He is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1225138829
Entity TypeIndividualMale
Primary Taxonomy207R00000X
Provider Legal NameDR. KENNETH BRUCE HORWITZCredential: M.D.
Location Address1211 W LA PALMA AVE, SUITE 207Anaheim, CA 92801-2815
Mailing AddressPo Box 15090Anaheim, CA 92803-5090 · (714) 772-8282 · Fax (714) 772-6493
Phone(714) 772-8282
Fax(714) 772-6493
Sole ProprietorNo
Enumeration DateSeptember 24, 2006
Last NPPES UpdateMarch 7, 20232 updates tracked since enumeration
NPPES CertifiedMarch 30, 2020
✔ NPI 1225138829 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207R00000X
License✔ Licensed in CA · G59007
Definition
A 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, infections and diseases affecting the heart, blood, kidneys, joints and digestive, respiratory and vascular systems. They are also trained in the essentials of primary care internal medicine, which incorporates an understanding of disease prevention, wellness, substance abuse, mental health and effective treatment of common problems of the eyes, ears, skin, nervous system and reproductive organs.
1211 W LA PALMA AVE, Anaheim, CA 92801
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Other Identifiers 2

Medicaid00G590070CA
OtherP00402397CA · Medicare Rr

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Dr. Kenneth Bruce Horwitz M.d. is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

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.

Areas of Expertise CMS Part B claims 2

Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.

Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more 99214
This is a routine check-up for patients who have previously visited our clinic. It involves a comprehensive review of your health and any ongoing treatments. The consultation lasts between 30-39 minutes, allowing enough time to discuss any concerns.
34 services29 patients
Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit G0439
An annual wellness visit is a yearly appointment with your primary care provider to create or update a personalized prevention plan. This plan helps prevent illness based on your current health and risk factors. It's a subsequent visit, meaning it follows an initial assessment.
15 services15 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 92801 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient
$142.39 typical visit price
range $62.96 – $187.60
Typical copayment $35.59 (range $15.74 – $46.90)
Most-billed visit code 99204
Established Patient
$109.96 typical visit price
range $20.84 – $153.61
Typical copayment $27.49 (range $5.21 – $38.40)
Most-billed visit code 99214
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

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.

ALEEM A SYED MD
Internal Medicine (Endocrinology, Diabetes & Metabolism)
1211 W LA PALMA AVE, SUITE 702
ANAHEIM, CA 92801
Orange County (714) 533-0300
DR. ASHLEY E. MIRES M.D.
Hospitalist
1211 W LA PALMA AVE, #207
ANAHEIM, CA 92801
Orange County (714) 772-8282
DR. MICHAEL P BLUM D.D.S.
Dentist (Oral and Maxillofacial Surgery)
1211 W LA PALMA AVE, SUITE 604
ANAHEIM, CA 92801
Orange County (714) 772-2200
ZOHREH SHAKERI PA-C
Physician Assistant
1211 W LA PALMA AVE, SUITE 207
ANAHEIM, CA 92801
Orange County (714) 772-8282
DR. ARCHANA C SHENDE M D
Internal Medicine
1211 W LA PALMA AVE, SUITE 309
ANAHEIM, CA 92801
Orange County (714) 999-1050
ARCHANA SHENDE M D INC
Internal Medicine
1211 W LA PALMA AVE, 309
ANAHEIM, CA 92801
Orange County (714) 999-1050
MARK P MILLER M.D.
Internal Medicine (Interventional Cardiology)
1211 W LA PALMA AVE, SUITE 101
ANAHEIM, CA 92801
Orange County (714) 635-9680
AGMG ENDOSCOPY CENTER A GENERAL PARTNERSHIP
Clinic/Center (Ambulatory Surgical)
1211 W LA PALMA AVE, STE 301
ANAHEIM, CA 92801
Orange County (714) 284-0737

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 Kenneth Horwitz's NPI number?

The NPI number for Kenneth Horwitz is 1225138829. It was assigned to this individual provider in the NPPES registry on September 24, 2006.

Where is Kenneth Horwitz located?

Kenneth Horwitz practices at 1211 W La Palma Ave Suite 207, Anaheim, CA 92801. The listed phone number is (714) 772-8282.

What is Kenneth Horwitz's specialty?

The primary specialty registered for this NPI is Internal Medicine with taxonomy code 207R00000X.

Is Kenneth Horwitz enrolled in Medicare?

Yes. Kenneth Horwitz is registered in the Medicare PECOS enrollment system.

When was this NPI record last updated?

The NPPES record for Kenneth Horwitz was last updated on March 7, 2023. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 3 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.