KARLA W. VASQUEZ-AMAYA CRNA
NPI 1497074843
Nurse Anesthetist, Certified Registered in San Antonio, TX

Active since May 25, 2010PECOS EnrolledAccepts Medicare Assignment
520 E EUCLID AVE, SAN ANTONIO, TX 78212(210) 581-2823(210) 581-2836 Get Directions Write a Review

NPPES record last updated: December 4, 2025. Verified against the NPPES registry weekly; last sync: November 01, 2026.

Record update history: Dec 4, 2025, May 15, 2019 (2 updates tracked since 2019).

About Karla W. Vasquez-amaya Crna NPPES

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

KARLA W. VASQUEZ-AMAYA CRNA (NPI 1497074843) is an individual nurse anesthetist, certified registered in San Antonio, Texas, licensed in Texas (AP141285) and active in the NPI registry since May 2010. She is enrolled in Medicare PECOS and is a graduate of Other (2010).

NPPES Registry Identity

NPI1497074843
Entity TypeIndividualFemale
Primary Taxonomy367500000X
Provider Legal NameKARLA W. VASQUEZ-AMAYACredential: CRNA
Location Address520 E EUCLID AVESan Antonio, TX 78212-4414
Mailing Address520 E Euclid AveSan Antonio, TX 78212-4414 · (210) 581-2823 · Fax (210) 581-2836
Fax(210) 581-2836
Sole ProprietorNo
Medical School CMSOtherGraduated 2010
Enumeration DateMay 25, 2010
Last NPPES UpdateDecember 4, 20252 updates tracked since enumeration
NPPES CertifiedDecember 4, 2025
✔ NPI 1497074843 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 · AP141285✔ Licensed in FL · ANT9206034✔ Licensed in CT · 15248
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.
520 E EUCLID AVE, San Antonio, TX 78212

Other Names 1

Former Name (1)Karla W. Albino Crna

Other Identifiers 4

OtherP01084031FL · Railroad Medicare
Medicaid0025762 00FL
OtherXXX-XX-9687FL · Champus Tricare - South Region
OtherG00FUFL · Bcbs

Accepted 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

Karla W. Vasquez-amaya 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 ID244354496
PECOS Enrollment IDI20260130001198
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

5

Medicare enrollment records show Karla Vasquez-amaya reassigns Medicare billing to 5 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Anesthesiology
2221 LAKESIDE BLVD STE 600
Richardson, TX 75082
  • Reassigned Medicare billing, Arizona enrollment
  • 390 clinicians in this Medicare group
Anesthesiology
8383 N DAVIS HWY
Pensacola, FL 32514
  • Reassigned Medicare billing, Florida enrollment
  • 528 clinicians in this Medicare group
Anesthesiology
10720 W INDIAN SCHOOL RD STE 19-1039
Phoenix, AZ 85037
  • Reassigned Medicare billing, Arizona enrollment
  • 423 clinicians in this Medicare group
Anesthesiology
900 CARILLON PKWY STE 205
St Petersburg, FL 33716
  • Reassigned Medicare billing, Florida enrollment
  • Medicare enrollment name: Anesthesiologists Of Greater Orlando Inc
  • 530 clinicians in this Medicare group
Anesthesiology
2 CORPORATE DRIVE 9TH FLOOR, SUITE 955
Shelton, CT 06484
  • Reassigned Medicare billing, Connecticut enrollment
  • 727 clinicians in this Medicare group

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 78212 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
$126.40 typical visit price
range $54.84 – $166.88
Typical copayment $31.60 (range $13.71 – $41.72)
Most-billed visit code 99204
Established Patient
$68.55 typical visit price
range $17.52 – $136.11
Typical copayment $17.13 (range $4.38 – $34.02)
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.

Medicare Quality Performance CMS QPP · MIPS

Performance in the CMS Quality Payment Program: the MIPS final score across four weighted categories, and the individual quality measures reported to Medicare.

Reported Quality Measures

Pre-operative OSA assessment
Percentage of patients who undergo a surgical procedure in the operating room/procedure room that have a pre-operative assessment for Obstructive Sleep Apnea (OSA)
88%134 patients4/55-star benchmark: 100%
Providers report different measures because they deliver different services; reporting more or less information is not a reflection of quality. Star ratings appear only where CMS assigned them.

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.

Nurse Practitioner
520 E EUCLID AVE
SAN ANTONIO, TX 78212
Nurse Practitioner (Acute Care)
520 E EUCLID AVE
SAN ANTONIO, TX 78212
Nurse Practitioner
520 E EUCLID AVE
SAN ANTONIO, TX 78212
Specialist
520 E EUCLID AVE
SAN ANTONIO, TX 78212
Internal Medicine (Gastroenterology)
520 E EUCLID AVE
SAN ANTONIO, TX 78212
Physician Assistant
520 E EUCLID AVE
SAN ANTONIO, TX 78212
Internal Medicine (Gastroenterology)
520 E EUCLID AVE
SAN ANTONIO, TX 78212
Internal Medicine (Gastroenterology)
520 E EUCLID AVE, SHAILESH C KADAKIA MD PA
SAN ANTONIO, TX 78212

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 Karla Vasquez-amaya's NPI number?

The NPI number for Karla Vasquez-amaya is 1497074843. It was assigned to this individual provider in the NPPES registry on May 25, 2010. The provider is also known as Karla W. Albino Crna.

Where is Karla Vasquez-amaya located?

Karla Vasquez-amaya practices at 520 E Euclid Ave, San Antonio, TX 78212. The listed phone number is (210) 581-2823.

What is Karla Vasquez-amaya's specialty?

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

Is Karla Vasquez-amaya enrolled in Medicare?

Yes. Karla Vasquez-amaya 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 Karla Vasquez-amaya's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Karla Vasquez-amaya reassigns Medicare benefits to 5 organizations: Anesthesia Partners Of Arizona LLC (Richardson, TX), Anesthesia Physician Solutions Of North Florida, LLC (Pensacola, FL), Greater Anesthesia Solutions (Phoenix, AZ), Greater Florida Anesthesiologists, LLC (St Petersburg, FL) and Integrated Anesthesia Associates LLC (Shelton, CT). 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 Karla Vasquez-amaya's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Karla Vasquez-amaya accept?

Health plans from Blue Cross Blue Shield of Arizona, Blue Cross and Blue Shield of Texas, Oscar Health, Oscar Health Plan, Inc. and Oscar Insurance Company list Karla Vasquez-amaya 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.

When was this NPI record last updated?

The NPPES record for Karla Vasquez-amaya was last updated on December 4, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 11 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.