DR. MARY ARMBRUSTER DO
NPI 1083300958
Emergency Medicine in Palm Springs, CA

Active since April 13, 2023PECOS Enrolled
1150 N PALM CANYON DR, PALM SPRINGS, CA 92262(760) 416-4568 Get Directions Write a Review

NPPES record last updated: March 10, 2026. Verified against the NPPES registry weekly; last sync: October 25, 2026.

Record update history: Mar 10, 2026, Dec 3, 2025, Apr 13, 2023 (3 updates tracked since 2023).

About Dr. Mary Armbruster Do NPPES

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

DR. MARY ARMBRUSTER DO (NPI 1083300958) is an individual emergency medicine provider in Palm Springs, California, licensed in California (20A23376) and active in the NPI registry since April 2023. She is enrolled in Medicare PECOS and is a graduate of Rocky Vista University College Of Osteopathic Med (2023).

NPPES Registry Identity

NPI1083300958
Entity TypeIndividualFemale
Primary Taxonomy207P00000X
Provider Legal NameDR. MARY ARMBRUSTERCredential: DO
Location Address1150 N PALM CANYON DRPalm Springs, CA 92262-4402
Mailing Address1150 N Palm Canyon DrPalm Springs, CA 92262-4402
Sole ProprietorNo
Medical School CMSRocky Vista University College Of Osteopathic MedGraduated 2023
Enumeration DateApril 13, 2023
Last NPPES UpdateMarch 10, 20263 updates tracked since enumeration
NPPES CertifiedMarch 10, 2026
✔ NPI 1083300958 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyEmergency MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207P00000X
License✔ Licensed in CA · 20A23376
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.
1150 N PALM CANYON DR, Palm Springs, CA 92262

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Dr. Mary Armbruster Do is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

PECOS PAC ID1850868043
PECOS Enrollment IDI20260424001795
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 Mary Armbruster reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Emergency Medicine
1010 THREE SPRINGS BLVD
Durango, CO 81301
  • Reassigned Medicare billing, Colorado enrollment
  • 468 clinicians in this Medicare group
Emergency Medicine
50 BUCK CREEK LANE, SUITE 100
Avon, CO 81620
  • Reassigned Medicare billing, Colorado enrollment
  • 352 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.

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 92262 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 20

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

Student in an Organized Health Care Education/Training Program
1150 N PALM CANYON DR
PALM SPRINGS, CA 92262
Student in an Organized Health Care Education/Training Program
1150 N PALM CANYON DR
PALM SPRINGS, CA 92262
Family Medicine
1150 N PALM CANYON DR
PALM SPRINGS, CA 92262
Student in an Organized Health Care Education/Training Program
1150 N PALM CANYON DR
PALM SPRINGS, CA 92262
Student in an Organized Health Care Education/Training Program
1150 N PALM CANYON DR
PALM SPRINGS, CA 92262
Emergency Medicine
1150 N PALM CANYON DR
PALM SPRINGS, CA 92262
Dietitian, Registered
1150 N PALM CANYON DR
PALM SPRINGS, CA 92262
Student in an Organized Health Care Education/Training Program
1150 N PALM CANYON DR
PALM SPRINGS, CA 92262

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 Mary Armbruster's NPI number?

The NPI number for Mary Armbruster is 1083300958. It was assigned to this individual provider in the NPPES registry on April 13, 2023.

Where is Mary Armbruster located?

Mary Armbruster practices at 1150 N Palm Canyon Dr, Palm Springs, CA 92262. The listed phone number is (760) 416-4568.

What is Mary Armbruster's specialty?

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

Is Mary Armbruster enrolled in Medicare?

Yes. Mary Armbruster is registered in the Medicare PECOS enrollment system.

Which organizations bill Medicare for Mary Armbruster's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Mary Armbruster reassigns Medicare benefits to 2 organizations: Usacs Of Colorado Inc (Durango, CO) and Usacs Community Emergency Services Of Colorado, Inc. (Avon, CO). 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 Mary Armbruster'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 Mary Armbruster was last updated on March 10, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 7 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.