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LIZANN MERCADO PONFERRADA CRNA
NPI 1679131650
Nurse Anesthetist, Certified Registered in San Diego, CA

Active since June 04, 2019Accepts Medicare Assignment
2841 RENDOVA RD, SAN DIEGO, CA 92155(619) 522-2715 Get Directions Write a Review

NPPES record last updated: August 6, 2026. Verified against the NPPES registry weekly; last sync: October 18, 2026.

Record update history: Aug 6, 2026, Mar 4, 2024, Feb 17, 2023 and 3 more (6 updates tracked since 2019).

About Lizann Mercado Ponferrada Crna NPPES

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

LIZANN MERCADO PONFERRADA CRNA (NPI 1679131650) is an individual nurse anesthetist, certified registered in San Diego, California, licensed in Texas (AP142348) and active in the NPI registry since June 2019. She is affiliated with Sentara Leigh Hospital, maintains 2 additional practice locations, and is a graduate of Other (2019).

NPPES Registry Identity

NPI1679131650
Entity TypeIndividualFemale
Primary Taxonomy367500000X
Provider Legal NameLIZANN MERCADO PONFERRADACredential: CRNA
Location Address2841 RENDOVA RDSan Diego, CA 92155-5490
Mailing Address34800 Bob Wilson DrSan Diego, CA 92134-1098
Phone(619) 522-2715
Sole ProprietorNo
Medical School CMSOtherGraduated 2019
Enumeration DateJune 4, 2019
Last NPPES UpdateAugust 6, 20266 updates tracked since enumeration
NPPES CertifiedAugust 6, 2026
✔ NPI 1679131650 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyNurse Anesthetist, Certified RegisteredPhysician Assistants & Advanced Practice Nursing Providers
Taxonomy Code367500000X
Licenses✔ Licensed in TX · AP142348✔ Licensed in TX · 819085✔ Licensed in VA · 0024196052
Definition
(1) A licensed registered nurse with advanced specialty education in anesthesia who, in collaboration with appropriate health care professionals, provides preoperative, intraoperative, and postoperative care to patients and assists in management and resuscitation of critical patients in intensive care, coronary care, and emergency situations. Nurse anesthetists are certified following successful completion of credentials and state licensure review and a national examination directed by the Council on Certification of Nurse Anesthetists. (2) A registered nurse who is qualified by special training to administer anesthesia in collaboration with a physician or dentist and who can assist in the care of patients who are in critical condition.
2841 RENDOVA RD, San Diego, CA 92155
Open in Google Maps ↗

Secondary Practice Locations 2

Location 1620 John Paul Jones CirPortsmouth, VA 23708-2111 · Phone (757) 953-5000
Location 234800 Bob Wilson DrSan Diego, CA 92134-1098 · Phone (619) 532-6400

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Blue Cross and Blue Shield of Texas.Insurance ›

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

Lizann Mercado Ponferrada Crna 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 ID1850621525
PECOS Enrollment IDI20260319000215

Medicare Billing Reassignments

2

Medicare enrollment records show Lizann Ponferrada reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Northstar Anesthesia Of Virginia, LLC
2,274 mi
Anesthesiology
2501 PARKERS LN
Alexandria, VA 22306
  • Reassigned Medicare billing, Virginia enrollment
  • 631 clinicians in this Medicare group
NPI 1194488791 (214) 687-0497
Smg Anesthesia Specialists LLC
2,336 mi
Anesthesiology
2025 GLENN MITCHELL DR
Virginia Beach, VA 23456
  • Reassigned Medicare billing, Virginia enrollment
  • 707 clinicians in this Medicare group
NPI 1518205004 (757) 507-1000

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

Hospital Affiliations CMS Care Compare

Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.

Sentara Leigh Hospital

Acute Care Hospitals · Norfolk, VA
4/5 CMS rating
OwnershipVoluntary non-profit - Other
CMS Certification Number490046
Location830 Kempsville RoadNorfolk, VA 23502 · Norfolk City County
Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 92155 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
$140.22 typical visit price
range $62.10 – $184.71
Typical copayment $35.05 (range $15.52 – $46.17)
Most-billed visit code 99204
Established Patient
$76.87 typical visit price
range $20.62 – $151.42
Typical copayment $19.21 (range $5.15 – $37.85)
Most-billed visit code 99213
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 15

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

DR. PAYTON CLINE DO
Family Medicine
2841 RENDOVA RD
SAN DIEGO, CA 92155
San Diego County (619) 437-2860
JOSHUA W. JOHNSON
Dentist
2841 RENDOVA RD
SAN DIEGO, CA 92155
San Diego County (619) 556-4157
DR. MICHAEL WILLIAM HORNACEK M.D.
Surgery
2841 RENDOVA RD
SAN DIEGO, CA 92155
San Diego County (619) 437-2860
ANDREW WILSON MD
General Practice
2841 RENDOVA RD
SAN DIEGO, CA 92155
San Diego County (619) 437-3262
SHAUN DAVID DUNSTON DNP
Nurse Anesthetist, Certified Registered
2841 RENDOVA RD
SAN DIEGO, CA 92155
San Diego County (619) 437-2860
JUSTIN FREDERICKS DO
General Practice
2841 RENDOVA RD
SAN DIEGO, CA 92155
San Diego County (727) 742-6825
DR. TODD RANDAL SEECH PHD
Psychologist (Clinical)
2841 RENDOVA RD
SAN DIEGO, CA 92155
San Diego County (760) 716-0851
SAMANTHA ERIKA KEEFER MD
General Practice
2841 RENDOVA RD
SAN DIEGO, CA 92155
San Diego County (619) 437-2860

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 Lizann Ponferrada's NPI number?

The NPI number for Lizann Ponferrada is 1679131650. It was assigned to this individual provider in the NPPES registry on June 4, 2019.

Where is Lizann Ponferrada located?

Lizann Ponferrada practices at 2841 Rendova Rd, San Diego, CA 92155. The listed phone number is (619) 522-2715.

What is Lizann Ponferrada's specialty?

The primary specialty registered for this NPI is Nurse Anesthetist, Certified Registered with taxonomy code 367500000X.

Is Lizann Ponferrada enrolled in Medicare?

Yes. Lizann Ponferrada 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 Lizann Ponferrada's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Lizann Ponferrada reassigns Medicare benefits to 2 organizations: Northstar Anesthesia Of Virginia, LLC (Alexandria, VA) and Smg Anesthesia Specialists LLC (Virginia Beach, VA). 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 Lizann Ponferrada's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Lizann Ponferrada accept?

Health plans from Blue Cross and Blue Shield of Texas list Lizann Ponferrada as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.

Is Lizann Ponferrada affiliated with any hospitals?

According to CMS data, Lizann Ponferrada is affiliated with Sentara Leigh Hospital.

When was this NPI record last updated?

The NPPES record for Lizann Ponferrada was last updated on August 6, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 2 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.