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TRACY CHIEM HATZOPOULOS M.D.
NPI 1679701817
Psychiatry & Neurology - Neurology in Anaheim, CA

Active since June 25, 2009PECOS Enrolled
ANAHEIM KRAEMER MEDICAL OFFICE 1, 3460 EAST LA PALMA AVENUE, ANAHEIM, CA 92806(888) 988-2800 Get Directions Write a Review

NPPES record last updated: December 14, 2021. Verified against the NPPES registry weekly; last sync: November 01, 2026.

About Tracy Chiem Hatzopoulos M.d. NPPES

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

TRACY CHIEM HATZOPOULOS M.D. (NPI 1679701817) is an individual neurology provider in Anaheim, California, licensed in California (A125072) and active in the NPI registry since June 2009. She is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1679701817
Entity TypeIndividualFemale
Primary Taxonomy2084N0400X
Provider Legal NameTRACY CHIEM HATZOPOULOSCredential: M.D.
Location AddressANAHEIM KRAEMER MEDICAL OFFICE 1, 3460 EAST LA PALMA AVENUEAnaheim, CA 92806
Mailing AddressAnaheim Kraemer Medical Office 1, 3460 East La Palma AvenueAnaheim, CA 92806
Phone(888) 988-2800
Sole ProprietorNo
Enumeration DateJune 25, 2009
Last NPPES UpdateDecember 14, 2021
NPPES CertifiedDecember 14, 2021
✔ NPI 1679701817 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyPsychiatry & Neurology · NeurologyAllopathic & Osteopathic Physicians
Taxonomy Code2084N0400X
License✔ Licensed in CA · A125072
Definition
A Neurologist specializes in the diagnosis and treatment of diseases or impaired function of the brain, spinal cord, peripheral nerves, muscles, autonomic nervous system, and blood vessels that relate to these structures.
Also ListedPsychiatry & Neurology · Neuromuscular MedicineTaxonomy 2084N0008X · License A125072 (CA)
ANAHEIM KRAEMER MEDICAL OFFICE 1, Anaheim, CA 92806
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Other Names 1

Former Name (1)Tracy Chiem M.d.

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Tracy Chiem Hatzopoulos 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.

Medicare Billing Reassignments

2

Medicare enrollment records show Tracy Hatzopoulos reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Southern California Permanente Medical Group
3.2 mi
Health Maintenance Organization
441 N LAKEVIEW AVE
Anaheim, CA 92807
  • Reassigned Medicare billing, California enrollment
  • 13,921 clinicians in this Medicare group
NPI 1952333460 (714) 279-4000
Healthcare Partners Affiliates Medical Group
7.7 mi
Addiction Medicine
14591 NEWPORT AVE
Tustin, CA 92780
  • Reassigned Medicare billing, California enrollment
  • 2,052 clinicians in this Medicare group
NPI 1891981502 (714) 442-4864

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 92806 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.

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 Tracy Hatzopoulos's NPI number?

The NPI number for Tracy Hatzopoulos is 1679701817. It was assigned to this individual provider in the NPPES registry on June 25, 2009. The provider is also known as Tracy Chiem M.D..

Where is Tracy Hatzopoulos located?

Tracy Hatzopoulos practices at Anaheim Kraemer Medical Office 1 3460 East La Palma Avenue, Anaheim, CA 92806. The listed phone number is (888) 988-2800.

What is Tracy Hatzopoulos's specialty?

The primary specialty registered for this NPI is Psychiatry & Neurology, specializing in Neurology, with taxonomy code 2084N0400X.

Is Tracy Hatzopoulos enrolled in Medicare?

Yes. Tracy Hatzopoulos is registered in the Medicare PECOS enrollment system.

Which organizations bill Medicare for Tracy Hatzopoulos's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Tracy Hatzopoulos reassigns Medicare benefits to 2 organizations: Southern California Permanente Medical Group (Anaheim, CA) and Healthcare Partners Affiliates Medical Group (Tustin, CA). Each reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for Tracy Hatzopoulos's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

When was this NPI record last updated?

The NPPES record for Tracy Hatzopoulos was last updated on December 14, 2021. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 4 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.