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GRANT MCCULLEN SCHUMAKER MD
NPI 1093418063
Emergency Medicine in Temecula, CA

Active since March 27, 2023PECOS Enrolled
31700 TEMECULA PKWY STE GME 3, TEMECULA, CA 92592(951) 331-2535 Get Directions Write a Review

NPPES record last updated: October 22, 2025. Verified against the NPPES registry weekly; last sync: August 09, 2026.

About Grant Mccullen Schumaker Md NPPES

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

GRANT MCCULLEN SCHUMAKER MD (NPI 1093418063) is an individual emergency medicine provider in Temecula, California, licensed in California (201034) and active in the NPI registry since March 2023. He is enrolled in Medicare PECOS and is a graduate of Other (2023).

NPPES Registry Identity

NPI1093418063
Entity TypeIndividualMale
Primary Taxonomy207P00000X
Provider Legal NameGRANT MCCULLEN SCHUMAKERCredential: MD
Location Address31700 TEMECULA PKWY STE GME 3Temecula, CA 92592-5896
Mailing Address31700 Temecula Pkwy Ste Gme 3Temecula, CA 92592-5896 · (951) 331-2535
Phone(951) 331-2535
Sole ProprietorNo
Medical School CMSOtherGraduated 2023
Enumeration DateMarch 27, 2023
Last NPPES UpdateOctober 22, 2025
NPPES CertifiedOctober 22, 2025
✔ NPI 1093418063 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyEmergency MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207P00000X
License✔ Licensed in CA · 201034
Definition
An emergency physician focuses on the immediate decision making and action necessary to prevent death or any further disability both in the pre-hospital setting by directing emergency medical technicians and in the emergency department. The emergency physician provides immediate recognition, evaluation, care, stabilization and disposition of a generally diversified population of adult and pediatric patients in response to acute illness and injury.
31700 TEMECULA PKWY STE GME 3, Temecula, CA 92592
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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 (PECOS)

Grant Mccullen Schumaker Md is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

PECOS PAC ID7517455173
PECOS Enrollment IDI20251024001127
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 92592 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
$91.88 typical visit price
range $59.60 – $179.42
Typical copayment $22.97 (range $14.90 – $44.85)
Most-billed visit code 99203
Established Patient
$104.64 typical visit price
range $19.37 – $146.42
Typical copayment $26.16 (range $4.84 – $36.60)
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 17

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

PHILINE JOHANNA ENDRES-SHAFER MD
Emergency Medicine
31700 TEMECULA PKWY STE GME 3
TEMECULA, CA 92592
Riverside County (951) 331-2535
REBECCA CAITLYN CHAVEZ MD
Student in an Organized Health Care Education/Training Program
31700 TEMECULA PKWY STE GME 3
TEMECULA, CA 92592
Riverside County (951) 331-2535
DR. MALAAK FAYEZ HAMZEH MD
Emergency Medicine
31700 TEMECULA PKWY STE GME 3
TEMECULA, CA 92592
Riverside County (951) 331-2535
SAMANTHA YIN DO
Student in an Organized Health Care Education/Training Program
31700 TEMECULA PKWY STE GME 3
TEMECULA, CA 92592
Riverside County (951) 331-2535
DR. TAYLOR ROUTE DO
Student in an Organized Health Care Education/Training Program
31700 TEMECULA PKWY STE GME 3
TEMECULA, CA 92592
Riverside County (951) 331-2535
MATTHEW TIACHAROEN MD
Emergency Medicine
31700 TEMECULA PKWY STE GME 3
TEMECULA, CA 92592
Riverside County (951) 331-2535
BARBARA WILLIAMS MD
Student in an Organized Health Care Education/Training Program
31700 TEMECULA PKWY STE GME 3
TEMECULA, CA 92592
Riverside County (951) 331-2535
DELLVIN NGUONLY DO
Student in an Organized Health Care Education/Training Program
31700 TEMECULA PKWY STE GME 3
TEMECULA, CA 92592
Riverside County (951) 331-2535

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 Grant Schumaker's NPI number?

The NPI number for Grant Schumaker is 1093418063. It was assigned to this individual provider in the NPPES registry on March 27, 2023.

Where is Grant Schumaker located?

Grant Schumaker practices at 31700 Temecula Pkwy Ste Gme 3, Temecula, CA 92592. The listed phone number is (951) 331-2535.

What is Grant Schumaker's specialty?

The primary specialty registered for this NPI is Emergency Medicine with taxonomy code 207P00000X.

Is Grant Schumaker enrolled in Medicare?

Yes. Grant Schumaker is registered in the Medicare PECOS enrollment system.

When was this NPI record last updated?

The NPPES record for Grant Schumaker was last updated on October 22, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 9 months 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.