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ANN ULLRICH MD
NPI 1891741609
Emergency Medicine - Emergency Medical Services in Irvine, CA

Active since May 25, 2006PECOS Enrolled
16200 SAND CANYON AVE, IRVINE, CA 92618(949) 753-2000 Get Directions Write a Review

NPPES record last updated: November 29, 2021. Verified against the NPPES registry weekly; last sync: October 25, 2026.

About Ann Ullrich Md NPPES

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

ANN ULLRICH MD (NPI 1891741609) is an individual emergency medical services provider in Irvine, California, licensed in California (A062458) and active in the NPI registry since May 2006. She is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1891741609
Entity TypeIndividualFemale
Primary Taxonomy207PE0004X
Provider Legal NameANN ULLRICHCredential: MD
Location Address16200 SAND CANYON AVEIrvine, CA 92618-3714
Mailing Address32 JaponicaIrvine, CA 92618-3987
Phone(949) 753-2000
Sole ProprietorNo
Enumeration DateMay 25, 2006
Last NPPES UpdateNovember 29, 2021
✔ NPI 1891741609 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyEmergency Medicine · Emergency Medical ServicesAllopathic & Osteopathic Physicians
Taxonomy Code207PE0004X
License✔ Licensed in CA · A062458
Definition
An emergency medicine physician who specializes in non-hospital based emergency medical services (e.g., disaster site, accident scene, transport vehicle, etc.) to provide pre-hospital assessment, treatment, and transport patients.
16200 SAND CANYON AVE, Irvine, CA 92618
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Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Ann Ullrich Md 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 Ann Ullrich reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Sand Canyon Medical Group
0.1 mi
Urgent Care
16100 SAND CANYON AVE, SUITE 150
Irvine, CA 92618
  • Reassigned Medicare billing, California enrollment
  • 8 clinicians in this Medicare group
NPI 1962688390 (949) 417-0272
Southern California Permanente Medical Group
14 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

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 92618 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
$96.36 typical visit price
range $62.96 – $187.60
Typical copayment $24.09 (range $15.74 – $46.90)
Most-billed visit code 99203
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.

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.

PRESTON KIM
Hospitalist
16200 SAND CANYON AVE
IRVINE, CA 92618
Orange County (877) 742-4624
VINH TONTHAT
Emergency Medicine
16200 SAND CANYON AVE
IRVINE, CA 92618
Orange County (949) 517-3010
DR. DERRICK MAKOTO HONG M.D
Hospitalist
16200 SAND CANYON AVE
IRVINE, CA 92618
Orange County (949) 610-7245
BRETT STEPHEN MORENZ M.D.
Hospitalist
16200 SAND CANYON AVE
IRVINE, CA 92618
Orange County (949) 610-7245
LAUREN KAY DAHL LCSW
Social Worker (Clinical)
16200 SAND CANYON AVE
IRVINE, CA 92618
Orange County (714) 378-7146
IRVINE EMERGENCY PHYSICIANS MEDICAL GROUP
Emergency Medicine (Emergency Medical Services)
16200 SAND CANYON AVE
IRVINE, CA 92618
Orange County (949) 753-2000
THOMAS K RYU DO
Emergency Medicine (Emergency Medical Services)
16200 SAND CANYON AVE
IRVINE, CA 92618
Orange County (949) 753-2000
AMISUB IRVINE MEDICAL CENTER), INC.
General Acute Care Hospital
16200 SAND CANYON AVE
IRVINE, CA 92618
Orange County (949) 753-2000

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 Ann Ullrich's NPI number?

The NPI number for Ann Ullrich is 1891741609. It was assigned to this individual provider in the NPPES registry on May 25, 2006.

Where is Ann Ullrich located?

Ann Ullrich practices at 16200 Sand Canyon Ave, Irvine, CA 92618. The listed phone number is (949) 753-2000.

What is Ann Ullrich's specialty?

The primary specialty registered for this NPI is Emergency Medicine, specializing in Emergency Medical Services, with taxonomy code 207PE0004X.

Is Ann Ullrich enrolled in Medicare?

Yes. Ann Ullrich is registered in the Medicare PECOS enrollment system.

Which organizations bill Medicare for Ann Ullrich's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Ann Ullrich reassigns Medicare benefits to 2 organizations: Sand Canyon Medical Group (Irvine, CA) and Southern California Permanente Medical Group (Anaheim, 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 Ann Ullrich'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 Ann Ullrich was last updated on November 29, 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.