DR. TRACY DORELE THIEM PH.D.
NPI 1023307766
Psychologist - Clinical in Carlsbad, CA
About Dr. Tracy Dorele Thiem Ph.d. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. TRACY DORELE THIEM PH.D. (NPI 1023307766) is an individual clinical provider in Carlsbad, California, licensed in California (24037) and active in the NPI registry since April 2011. She is enrolled in Medicare PECOS and is a graduate of Other (1999).
NPPES Registry Identity
Specialties & Licenses
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare and accepts Medicare assignment
Dr. Tracy Dorele Thiem Ph.d. 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.
Medicare Billing Reassignment
Medicare enrollment records show Tracy Thiem reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Carlsbad, CA 92008
- Reassigned Medicare billing, California enrollment
- 223 clinicians in this Medicare group
Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.
Areas of Expertise CMS Part B claims 3
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.
Physician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 92008 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
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 Thiem's NPI number?
The NPI number for Tracy Thiem is 1023307766. It was assigned to this individual provider in the NPPES registry on April 4, 2011.
Where is Tracy Thiem located?
Tracy Thiem practices at Memory Check Psychological Services PC 1902 Wright Place, 2 Fl, Carlsbad, CA 92008. The listed phone number is (888) 515-3834.
What is Tracy Thiem's specialty?
The primary specialty registered for this NPI is Psychologist, specializing in Clinical, with taxonomy code 103TC0700X.
Is Tracy Thiem enrolled in Medicare?
Yes. Tracy Thiem 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.
Which organization bills Medicare for Tracy Thiem's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Tracy Thiem reassigns Medicare benefits to Memory Check Psychological Services, A Professional Corporation (Carlsbad, CA). The 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 Thiem'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 Thiem was last updated on September 2, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 48 days 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.
# Dr. Tracy Dorele Thiem, PH.D. · NPI 1023307766
Clinical provider in Carlsbad, California. Individual provider, active in the CMS NPPES registry since April 4, 2011.
## Identity
- **NPI:** 1023307766 (Entity type: Individual)
- **Enumerated:** April 4, 2011
- **Primary specialty:** Psychologist - Clinical · taxonomy 103TC0700X
- **State license:** 24037 (California)
- **Sole proprietor:** Yes
## Practice location
- **Address:** MEMORY CHECK PSYCHOLOGICAL SERVICES PC, 1902 WRIGHT PLACE, 2 FL, Carlsbad, CA 92008
- **Phone:** (888) 515-3834
## Medicare
- **Medicare:** Enrolled (PECOS); accepts Medicare assignment
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment
- **Bills Medicare through:** Memory Check Psychological Services, A Professional Corporation (NPI 1912184219, Carlsbad, CA), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 1999
## Record status
- **NPPES last updated:** September 2, 2026
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Source: [NPI Profile](https://npiprofile.com/npi/1023307766) · Data from the CMS NPPES public registry.