1. Home
  2. Directory
  3. California
  4. Orange
  5. Anesthesiology
  6. NPI Profile

PAUL BENNETT YOST M.D.
NPI 1447271994
Anesthesiology in Orange, CA

Active since July 21, 2006PECOS EnrolledAccepts Medicare Assignment
1100 W STEWART DR, ORANGE, CA 92868(714) 633-9111(714) 744-8695 Get Directions Write a Review

NPPES record last updated: December 17, 2014. Verified against the NPPES registry weekly; last sync: October 18, 2026.

About Paul Bennett Yost M.d. NPPES

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

PAUL BENNETT YOST M.D. (NPI 1447271994) is an individual anesthesiology provider in Orange, California, licensed in California (A46285) and active in the NPI registry since July 2006. He is enrolled in Medicare PECOS and is a graduate of Baylor College Of Medicine (1986).

NPPES Registry Identity

NPI1447271994
Entity TypeIndividualMale
Primary Taxonomy207L00000X
Provider Legal NamePAUL BENNETT YOSTCredential: M.D.
Location Address1100 W STEWART DROrange, CA 92868-3849
Mailing AddressPo Box 1628Orange, CA 92856-0628 · (714) 619-4730 · Fax (714) 560-1585
Phone(714) 633-9111
Fax(714) 744-8695
Sole ProprietorYes
Medical School CMSBaylor College Of MedicineGraduated 1986
Enumeration DateJuly 21, 2006
Last NPPES UpdateDecember 17, 2014
✔ NPI 1447271994 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyAnesthesiologyAllopathic & Osteopathic Physicians
Taxonomy Code207L00000X
License✔ Licensed in CA · A46285
Definition
An anesthesiologist is trained to provide pain relief and maintenance, or restoration, of a stable condition during and immediately following an operation or an obstetric or diagnostic procedure. The anesthesiologist assesses the risk of the patient undergoing surgery and optimizes the patient's condition prior to, during and after surgery. In addition to these management responsibilities, the anesthesiologist provides medical management and consultation in pain management and critical care medicine. Anesthesiologists diagnose and treat acute, long-standing and cancer pain problems; diagnose and treat patients with critical illnesses or severe injuries; direct resuscitation in the care of patients with cardiac or respiratory emergencies, including the need for artificial ventilation; and supervise post-anesthesia recovery.
1100 W STEWART DR, Orange, CA 92868
Open in Google Maps ↗

Other Identifiers 4

Medicaid00A462850CA
Medicare PINWA46285ACA
Other00A462850CA · Blue Shield
Medicare UPINE30289

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

Paul Bennett Yost M.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.

PECOS PAC ID5092831024
PECOS Enrollment IDI20100928000828
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

3

Medicare enrollment records show Paul Yost reassigns Medicare billing to 3 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Anesthesia Medical Group Of Santa Cruz, Inc.
321 mi
Anesthesiology
1555 SOQUEL DR
Santa Cruz, CA 95065
  • Reassigned Medicare billing, California enrollment
  • 45 clinicians in this Medicare group
NPI 1871541144 (831) 462-7700
Sutter Bay Medical Foundation
332 mi
Ambulatory Surgical
2581 SAMARITAN DR, SUITE 308
San Jose, CA 95124
NPI 1043654486 (408) 876-4800
Allied Anesthesia Medical Group Inc
  • Reassigned Medicare billing, California enrollment
  • 420 clinicians in this Medicare group
No phone listed

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 4

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.

Anesthesia for lens surgery 00142
Anesthesia for lens surgery involves administering medication to numb the eye area, ensuring you feel no pain during the procedure. This can be a local anesthetic (numbing only the eye area) or general (where you're asleep). It helps make the surgery comfortable and stress-free.
41 services41 patients
Anesthesia for other procedure on large bowel using an endoscope 00811
Anesthesia for an endoscopic procedure on the large bowel ensures comfort and relaxation during the procedure. You'll be given medication to make you drowsy or asleep, eliminating any discomfort. The medication can be administered through a vein or inhaled.
39 services39 patients
Anesthesia for other procedure on esophagus, stomach, or upper small bowel using an endoscope 00731
This procedure involves the use of an endoscope, a flexible tube with a light and camera, to examine your esophagus, stomach, or upper small bowel. Anesthesia ensures you are comfortable and pain-free during the procedure.
20 services20 patients
Anesthesia for exam of colon using an endoscope 00812
Anesthesia for a colon examination with an endoscope is a method used to ensure comfort during the procedure. It involves administering medication to help you relax or sleep, thus reducing discomfort as the endoscope, a thin, flexible tube, is navigated through your colon.
17 services17 patients

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.

OC PROGRESSIVE RECOVERY INC
Psychiatry & Neurology (Psychiatry)
1100 W STEWART DR, ER DEPARTMENT
ORANGE, CA 92868
Orange County (714) 633-9111
IAN CHAIT M.D.
Anesthesiology
1100 W STEWART DR
ORANGE, CA 92868
Orange County (714) 633-9111
ROGER YASUO ARAKAKI M.D.
Anesthesiology
1100 W STEWART DR
ORANGE, CA 92868
Orange County (714) 633-9111
DR. JUSTIN SCOTT LEE M.D.
Radiology (Diagnostic Radiology)
1100 W STEWART DR
ORANGE, CA 92868
Orange County (714) 771-8171
DR. INNA SHNITER M.D.
Emergency Medicine
1100 W STEWART DR
ORANGE, CA 92868
Orange County (714) 771-8113
FRANCIS MICHAEL SWEENY M.D.
Anesthesiology
1100 W STEWART DR
ORANGE, CA 92868
Orange County (714) 633-9111
DR. WILLIAM ROBERT TRUONG PHARM.D.
Pharmacist
1100 W STEWART DR
ORANGE, CA 92868
Orange County (714) 771-8000
DR. CLAUDIA PATRICIA KLEIN MD
Anesthesiology
1100 W STEWART DR
ORANGE, CA 92868
Orange County (714) 633-9111

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 Paul Yost's NPI number?

The NPI number for Paul Yost is 1447271994. It was assigned to this individual provider in the NPPES registry on July 21, 2006.

Where is Paul Yost located?

Paul Yost practices at 1100 W Stewart Dr, Orange, CA 92868. The listed phone number is (714) 633-9111.

What is Paul Yost's specialty?

The primary specialty registered for this NPI is Anesthesiology with taxonomy code 207L00000X.

Is Paul Yost enrolled in Medicare?

Yes. Paul Yost 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 organizations bill Medicare for Paul Yost's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Paul Yost reassigns Medicare benefits to 3 organizations: Anesthesia Medical Group Of Santa Cruz, Inc. (Santa Cruz, CA), Sutter Bay Medical Foundation (San Jose, CA) and Allied Anesthesia Medical Group Inc (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 Paul Yost'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 Paul Yost was last updated on December 17, 2014. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 11 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.