ANI MARITSA CHILINGIRIAN MD
NPI 1285214817
Anesthesiology in San Francisco, CA

Q: What is Ani Chilingirian's NPI number?

The NPI number for Ani Chilingirian is 1285214817. It was assigned to this individual provider in the NPPES registry on April 8, 2021.

Q: What is Ani Chilingirian's specialty?

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

Q: When was this NPI record last updated?

The NPPES record for Ani Chilingirian was last updated on May 20, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 17 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.

Active since April 08, 2021PECOS EnrolledAccepts Medicare Assignment

513 PARNASSUS AVE RM S436, SAN FRANCISCO, CA 94143(415) 476-3235 Get Directions Write a Review

NPPES record last updated: May 20, 2025. Verified against the NPPES registry weekly; last sync: November 01, 2026.

Record update history: May 20, 2025, Apr 8, 2021 (2 updates tracked since 2021).

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About Ani Maritsa Chilingirian Md NPPES

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

ANI MARITSA CHILINGIRIAN MD (NPI 1285214817) is an individual anesthesiology provider in San Francisco, California, licensed in California (A199163) and active in the NPI registry since April 2021. She is enrolled in Medicare PECOS and is a graduate of University Of California, San Francisco School Of Medicine (2021).

NPPES Registry Identity

NPI1285214817

Entity TypeIndividualFemale

Primary Taxonomy207L00000X

Provider Legal NameANI MARITSA CHILINGIRIANCredential: MD

Location Address513 PARNASSUS AVE RM S436San Francisco, CA 94143-2205

Mailing Address513 Parnassus Ave Rm S436San Francisco, CA 94143-2205 · (415) 476-3235

Phone(415) 476-3235

Sole ProprietorNo

Medical School CMSUniversity Of California, San Francisco School Of MedicineGraduated 2021

Enumeration DateApril 8, 2021

Last NPPES UpdateMay 20, 20252 updates tracked since enumeration

NPPES CertifiedMay 20, 2025

✔ NPI 1285214817 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyAnesthesiologyAllopathic & Osteopathic Physicians

Taxonomy Code207L00000X

License✔ Licensed in CA · A199163

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.

Also ListedStudent in an Organized Health Care Education/Training ProgramTaxonomy 390200000X

513 PARNASSUS AVE RM S436, San Francisco, CA 94143

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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 and accepts Medicare assignment

Ani Maritsa Chilingirian Md 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 ID6709389992

PECOS Enrollment IDI20250912002447

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

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

Ucsf Medical Group Business Services

Same address

Internal Medicine

400 PARNASSUS AVE
San Francisco, CA 94122

Reassigned Medicare billing, California enrollment
5,544 clinicians in this Medicare group

NPI 1477624104 (415) 353-2808

University Of California San Francisco

Same address

Internal Medicine

400 PARNASSUS AVE
San Francisco, CA 94143

Reassigned Medicare billing, California enrollment
5,645 clinicians in this Medicare group

NPI 1164512851 (415) 476-1000

University Anesthesia Medical Group

0.1 mi

Anesthesiology

505 PARNASSUS AVE
San Francisco, CA 94143

Reassigned Medicare billing, California enrollment
723 clinicians in this Medicare group

NPI 1528137296 (415) 476-1000

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

Other Providers at the Same Location NPPES 3

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

ALISON SCHULTZ

Student in an Organized Health Care Education/Training Program

513 PARNASSUS AVE RM S436
SAN FRANCISCO, CA 94143

San Francisco County (415) 514-3781

KEITH DOUGLAS SHAFFER MD

Student in an Organized Health Care Education/Training Program

513 PARNASSUS AVE RM S436
SAN FRANCISCO, CA 94143

San Francisco County (415) 476-3235

DR. JOSHUA VAUGHN PORTER MD

Student in an Organized Health Care Education/Training Program

513 PARNASSUS AVE RM S436
SAN FRANCISCO, CA 94143

San Francisco County (415) 476-3235

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 Ani Chilingirian's NPI number?

The NPI number for Ani Chilingirian is 1285214817. It was assigned to this individual provider in the NPPES registry on April 8, 2021.

Where is Ani Chilingirian located?

Ani Chilingirian practices at 513 Parnassus Ave Rm S436, San Francisco, CA 94143. The listed phone number is (415) 476-3235.

What is Ani Chilingirian's specialty?

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

Is Ani Chilingirian enrolled in Medicare?

Yes. Ani Chilingirian 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 Ani Chilingirian's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Ani Chilingirian reassigns Medicare benefits to 3 organizations: Ucsf Medical Group Business Services (San Francisco, CA), University Of California San Francisco (San Francisco, CA) and University Anesthesia Medical Group (San Francisco, 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 Ani Chilingirian'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 Ani Chilingirian was last updated on May 20, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 17 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.