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ZACHARY SAM APPENZELLER PSY.D.
NPI 1821774472
Psychologist - Clinical in Houston, TX

Active since June 27, 2023PECOS Enrolled
5615 H. MARK CROSSWELL JR ST., HOUSTON, TX 77021(713) 500-1500(713) 500-2714 Get Directions Write a Review

NPPES record last updated: June 27, 2023. Verified against the NPPES registry weekly; last sync: August 09, 2026.

About Zachary Sam Appenzeller Psy.d. NPPES

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

ZACHARY SAM APPENZELLER PSY.D. (NPI 1821774472) is an individual clinical provider in Houston, Texas, licensed in Texas (39769) and active in the NPI registry since June 2023. He is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1821774472
Entity TypeIndividualMale
Primary Taxonomy103TC0700X
Provider Legal NameZACHARY SAM APPENZELLERCredential: PSY.D.
Location Address5615 H. MARK CROSSWELL JR ST.Houston, TX 77021
Mailing Address1941 East RdHouston, TX 77054-6010
Phone(713) 500-1500
Fax(713) 500-2714
Sole ProprietorYes
Enumeration DateJune 27, 2023
NPPES CertifiedJune 13, 2023
✔ NPI 1821774472 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyPsychologist · ClinicalBehavioral Health & Social Service Providers
Taxonomy Code103TC0700X
License✔ Licensed in TX · 39769
Definition
A psychologist who provides continuing and comprehensive mental and behavioral health care for individuals and families; consultation to agencies and communities; training, education and supervision; and research-based practice. It is a specialty in breadth -- one that is broadly inclusive of severe psychopathology -- and marked by comprehensiveness and integration of knowledge and skill from a broad array of disciplines within and outside of psychology proper. The scope of clinical psychology encompasses all ages, multiple diversities and varied systems.
5615 H. MARK CROSSWELL JR ST., Houston, TX 77021
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Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Community Health Choice.Insurance ›

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Zachary Sam Appenzeller Psy.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.

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 77021 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
$176.98 typical visit price
range $58.24 – $176.98
Typical copayment $44.24 (range $14.56 – $44.24)
Most-billed visit code 99205
Established Patient
$102.71 typical visit price
range $18.60 – $143.93
Typical copayment $25.67 (range $4.65 – $35.98)
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 Zachary Appenzeller's NPI number?

The NPI number for Zachary Appenzeller is 1821774472. It was assigned to this individual provider in the NPPES registry on June 27, 2023.

Where is Zachary Appenzeller located?

Zachary Appenzeller practices at 5615 H. Mark Crosswell Jr St., Houston, TX 77021. The listed phone number is (713) 500-1500.

What is Zachary Appenzeller's specialty?

The primary specialty registered for this NPI is Psychologist, specializing in Clinical, with taxonomy code 103TC0700X.

Is Zachary Appenzeller enrolled in Medicare?

Yes. Zachary Appenzeller is registered in the Medicare PECOS enrollment system.

What insurance does Zachary Appenzeller accept?

Health plans from Community Health Choice list Zachary Appenzeller as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.

When was this NPI record last updated?

The NPPES record for Zachary Appenzeller was last updated on June 27, 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.