ASHLY THOMAS CRNA
NPI 1659805638
Nurse Anesthetist, Certified Registered in Houston, TX

Active since April 17, 2017Accepts Medicare Assignment
83.66/100
CMS Quality Rating
1515 HOLCOMBE BLVD, HOUSTON, TX 77030(713) 792-6161 Get Directions Write a Review

NPPES record last updated: January 18, 2019. Verified against the NPPES registry weekly; last sync: October 18, 2026.

Record update history: Jan 18, 2019, Jul 13, 2017, Apr 17, 2017 (3 updates tracked since 2017).

About Ashly Thomas Crna NPPES

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

ASHLY THOMAS CRNA (NPI 1659805638) is an individual nurse anesthetist, certified registered in Houston, Texas, licensed in Texas (AP134341) and active in the NPI registry since April 2017. She is affiliated with Texas Orthopedic Hospital, maintains a secondary practice location in Houston, and is a graduate of Other (2017).

NPPES Registry Identity

NPI1659805638
Entity TypeIndividualFemale
Primary Taxonomy367500000X
Provider Legal NameASHLY THOMASCredential: CRNA
Location Address1515 HOLCOMBE BLVDHouston, TX 77030
Mailing AddressP O Box 4439Houston, TX 77210-4439 · (713) 792-2991
Sole ProprietorNo
Medical School CMSOtherGraduated 2017
Enumeration DateApril 17, 2017
Last NPPES UpdateJanuary 18, 20193 updates tracked since enumeration
✔ NPI 1659805638 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyNurse Anesthetist, Certified RegisteredPhysician Assistants & Advanced Practice Nursing Providers
Taxonomy Code367500000X
License✔ Licensed in TX · AP134341
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.
1515 HOLCOMBE BLVD, Houston, TX 77030

Secondary Practice Location 1

Location 17900 Fannin St, Suite 1750Houston, TX 77054-2934 · Phone (713) 790-1349 · Fax (713) 790-0028

Other Identifiers 2

Other372084903TX · Cshcn Medicaid
Medicaid372084902TX

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

Ashly Thomas 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 ID2365711413
PECOS Enrollment IDI20170705000608

Medicare Billing Reassignments

10

Medicare enrollment records show Ashly Thomas reassigns Medicare billing to 10 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Multi-Specialty
1515 HOLCOMBE BLVD
Houston, TX 77030
  • Reassigned Medicare billing, Texas enrollment
  • 2,675 clinicians in this Medicare group
Ophthalmology
3100 WESLAYAN ST, STE 400
Houston, TX 77027
  • Reassigned Medicare billing, Texas enrollment
  • 78 clinicians in this Medicare group
Anesthesiology
1015 MEDICAL CENTER BLVD, STE. 1500
Webster, TX 77598
  • Reassigned Medicare billing, Texas enrollment
  • 32 clinicians in this Medicare group
Nurse Anesthetist, Certified Registered
1015 W MEDICAL CENTER BLVD STE 1200
Webster, TX 77598
  • Reassigned Medicare billing, Texas enrollment
  • 710 clinicians in this Medicare group
Anesthesiology
333 N TEXAS AVE STE 1000
Webster, TX 77598
  • Reassigned Medicare billing, Texas enrollment
  • 543 clinicians in this Medicare group
Anesthesiology
310 KINGWOOD EXECUTIVE DR STE A
Kingwood, TX 77339
  • Reassigned Medicare billing, Texas enrollment
  • 27 clinicians in this Medicare group
Anesthesiology
219 OAK DR S STE A
Lake Jackson, TX 77566
  • Reassigned Medicare billing, Texas enrollment
  • 11 clinicians in this Medicare group
Specialist
109 PARKING WAY ST
Lake Jackson, TX 77566
  • Reassigned Medicare billing, Texas enrollment
  • 31 clinicians in this Medicare group
Anesthesiology
1737 BRIARCREST DR STE 14
Bryan, TX 77802
  • Reassigned Medicare billing, Texas enrollment
  • 840 clinicians in this Medicare group
Nurse Anesthetist, Certified Registered
7505 S. MAIN ST STE# 520
Houston, TX 77030
  • Reassigned Medicare billing, Texas enrollment
  • 38 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.

Areas of Expertise CMS Part B claims

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 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.
15 services15 patients

Hospital Affiliations CMS Care Compare

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

Texas Orthopedic Hospital

Acute Care Hospitals · Houston, TX
OwnershipVoluntary non-profit - Other
CMS Certification Number450804
Location7401 South Main StreetHouston, TX 77030 · Harris County
Emergency services

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 77030 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
$134.06 typical visit price
range $58.24 – $176.98
Typical copayment $33.51 (range $14.56 – $44.24)
Most-billed visit code 99204
Established Patient
$72.62 typical visit price
range $18.60 – $143.93
Typical copayment $18.15 (range $4.65 – $35.98)
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.

83.66/100
MIPS Final ScoreMerit-based Incentive Payment System · CMS Quality Payment Program
Scored as part of a group practice
Quality90.45
Improvement Activities40
Cost63.05

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.

Psychiatry & Neurology (Neurology)
1515 HOLCOMBE BLVD
HOUSTON, TX 77030
Internal Medicine (Nephrology)
1515 HOLCOMBE BLVD, 77030-4009
HOUSTON, TX 77030
Surgery
1515 HOLCOMBE BLVD
HOUSTON, TX 77030
Pathology (Anatomic Pathology & Clinical Pathology)
1515 HOLCOMBE BLVD
HOUSTON, TX 77030
Anesthesiology
1515 HOLCOMBE BLVD
HOUSTON, TX 77030
Internal Medicine (Medical Oncology)
1515 HOLCOMBE BLVD
HOUSTON, TX 77030
Physician Assistant
1515 HOLCOMBE BLVD
HOUSTON, TX 77030
Nurse Practitioner
1515 HOLCOMBE BLVD
HOUSTON, TX 77030

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 Ashly Thomas's NPI number?

The NPI number for Ashly Thomas is 1659805638. It was assigned to this individual provider in the NPPES registry on April 17, 2017.

Where is Ashly Thomas located?

Ashly Thomas practices at 1515 Holcombe Blvd, Houston, TX 77030. The listed phone number is (713) 792-6161.

What is Ashly Thomas's specialty?

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

Is Ashly Thomas enrolled in Medicare?

Yes. Ashly Thomas 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 Ashly Thomas's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Ashly Thomas reassigns Medicare benefits to 10 organizations: Physicians Referral Service (Houston, TX), Berkeley Eye Institute, PLLC (Houston, TX), Bahec LLC (Webster, TX), Endo Sedation LLC (Webster, TX), Texans Anesthesia Associates PLLC (Webster, TX) and 5 more organizations, listed in the Medicare section above. 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 Ashly Thomas's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Ashly Thomas accept?

Health plans from Blue Cross and Blue Shield of Texas and UnitedHealthcare list Ashly Thomas 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 Ashly Thomas affiliated with any hospitals?

According to CMS data, Ashly Thomas is affiliated with Texas Orthopedic Hospital.

When was this NPI record last updated?

The NPPES record for Ashly Thomas was last updated on January 18, 2019. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 7 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.