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ANA LILIA MARTINEZ M.D.
NPI 1164673299
Anesthesiology in Pasadena, CA

Active since October 07, 2008PECOS EnrolledAccepts Medicare Assignment
393 E WALNUT ST, 3RD FLOOR - PHRS, PASADENA, CA 91188(626) 405-7914 Get Directions Write a Review

NPPES record last updated: December 21, 2021. Verified against the NPPES registry weekly; last sync: October 18, 2026.

About Ana Lilia Martinez M.d. NPPES

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

ANA LILIA MARTINEZ M.D. (NPI 1164673299) is an individual anesthesiology provider in Pasadena, California, licensed in California (A93738) and active in the NPI registry since October 2008. She is enrolled in Medicare PECOS and is a graduate of Stanford University School Of Medicine (2004).

NPPES Registry Identity

NPI1164673299
Entity TypeIndividualFemale
Primary Taxonomy207L00000X
Provider Legal NameANA LILIA MARTINEZCredential: M.D.
Location Address393 E WALNUT ST, 3RD FLOOR - PHRSPasadena, CA 91188-0001
Mailing Address393 E Walnut St, 3rd Floor - PhrsPasadena, CA 91188-0001 · (626) 405-7914
Phone(626) 405-7914
Sole ProprietorNo
Medical School CMSStanford University School Of MedicineGraduated 2004
Enumeration DateOctober 7, 2008
Last NPPES UpdateDecember 21, 2021
NPPES CertifiedDecember 21, 2021
✔ NPI 1164673299 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyAnesthesiologyAllopathic & Osteopathic Physicians
Taxonomy Code207L00000X
License✔ Licensed in CA · A93738
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.
393 E WALNUT ST, Pasadena, CA 91188
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Other Names 1

Professional Name (2)Anna Lilia Martinez M.d.

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

Ana Lilia Martinez 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 ID749344083
PECOS Enrollment IDI20090130000436
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 Reassignment

Medicare enrollment records show Ana Martinez reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Southern California Permanente Medical Group
4.7 mi
Health Maintenance Organization
2626 COLORADO BLVD
Los Angeles, CA 90041
  • Reassigned Medicare billing, California enrollment
  • 13,921 clinicians in this Medicare group
NPI 1013409044 (877) 608-0044

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 20

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

MRS. MICHELLE DIAZ LCSW
Social Worker (Clinical)
393 E WALNUT ST
PASADENA, CA 91188
Los Angeles County (626) 405-6432
SONIA CRISTINA MAYS CNM, WHNP
Midwife
393 E WALNUT ST
PASADENA, CA 91188
Los Angeles County (626) 405-3224
DR. STEPHEN LUNGWEN SHIH M.D.
Pediatrics
393 E WALNUT ST, 3RD FLOOR PHR SYSTEMS
PASADENA, CA 91188
Los Angeles County (800) 823-2020
MYLENE COOK LCSW
Social Worker (Clinical)
393 E WALNUT ST
PASADENA, CA 91188
Los Angeles County (800) 464-4000
ABIGAIL COLEMAN FNP-BC
Nurse Practitioner (Family)
393 E WALNUT ST
PASADENA, CA 91188
Los Angeles County (626) 405-5000
JEREMIAH C BUENROSTRO
Social Worker (Clinical)
393 E WALNUT ST
PASADENA, CA 91188
Los Angeles County (877) 457-4772
LISET SANDOVAL
Counselor (Mental Health)
393 E WALNUT ST
PASADENA, CA 91188
Los Angeles County (833) 511-0106
MRS. ALMA DOLAUDY SILVA
Social Worker (Clinical)
393 E WALNUT ST
PASADENA, CA 91188
Los Angeles County (626) 851-1011

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 Ana Martinez's NPI number?

The NPI number for Ana Martinez is 1164673299. It was assigned to this individual provider in the NPPES registry on October 7, 2008. The provider is also known as Anna Lilia Martinez M.D..

Where is Ana Martinez located?

Ana Martinez practices at 393 E Walnut St 3rd Floor - Phrs, Pasadena, CA 91188. The listed phone number is (626) 405-7914.

What is Ana Martinez's specialty?

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

Is Ana Martinez enrolled in Medicare?

Yes. Ana Martinez 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 organization bills Medicare for Ana Martinez's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Ana Martinez reassigns Medicare benefits to Southern California Permanente Medical Group (Los Angeles, CA). The 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 Ana Martinez'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 Ana Martinez was last updated on December 21, 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.