NPPES file of Aug 9, 2026

Shirley Yong Billiot, PMHNP

Psychiatric/Mental Health Nurse Practitioner · Webster, TX

Shirley Yong Billiot, PMHNP is a psychiatric/mental health nurse practitioner with a practice address in Webster, Texas, and NPI 1649581992, issued on Jul 1, 2010. Check the license (Texas AP123741, as entered in NPPES) with the Texas board that licenses this profession; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1649581992
Name
Shirley Yong Billiot
Credential
PMHNP
Primary taxonomy
Psychiatric/Mental Health Nurse Practitioner 363LP0808X
License numbers
AP123741 TX
5006380 NC
15157 TN
RN0000151201 TN
0024170526 VA
Self-reported in NPPES; status is on the state search
Practice location
150 E Medical Center Blvd, Webster, TX 77598
Phone
(281) 481-4646
Enumerated
Jul 1, 2010
Record last updated
Nov 30, 2022
Fax
(423) 467-3644
Medicaid ID
1520055 TN
Medicare enrollment
Enrolled (PECOS I20200619000468); accepts Medicare assignment
Telehealth
Offers telehealth (CMS)
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
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Also registered at 150 E Medical Center Blvd

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Sadaf Anwar, MDFamily Medicine Physician1679560106
  2. Annette Ingraham, MDPediatrics Physician1639114762
  3. Rajamma Kalia, MDPediatrics Physician1134163355

Verify Shirley Yong Billiot in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Texas board licenses this profession
    Search for license AP123741    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Find the Texas license search

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

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57% fewer Medicare Part D claims than the average psychiatric/mental health nurse practitioner in 2024

390 Medicare Part D claims for 74 beneficiaries, against an average of 906 among the 30,717 providers of this specialty who prescribed in Part D.

  1. Shirley Billiot390
  2. Specialty average906

Most prescribed

  1. Sertraline Hcl35 claims
  2. Venlafaxine Hcl Er35 claims
  3. Trazodone Hcl34 claims
  4. Duloxetine Hcl33 claims
  5. Quetiapine Fumarate29 claims
  6. Buspirone Hcl18 claims

Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.

Bills Medicare through 2 group practices

  1. Memorial Hermann Medical GroupHouston, TX
  2. Texas Health Virtual CareMansfield, TX

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

Psychiatric/Mental Health Nurse Practitioner providers in Texas

There are 4,227 psychiatric/mental health nurse practitioner records in Texas.

All 4,227 in Texas → Every provider in Webster →

Other psychiatric/mental health nurse practitioner records in Texas

  1. Victoria Aaron-ChukwunyereRosenberg, TX1124721600
  2. Chinyere Abakasanga, PMHNPRichmond, TX1114741360
  3. Adeline Abam, APRN-CNPFort Worth, TX1902277056
  4. Julius AbamMidlothian, TX1215537857
  5. Kenneth AbaraKilleen, TX1902643919
  6. Kellie Abbee, NPSouthlake, TX1376997023
  7. Samit Abdi, PMHNPRichardson, TX1952149825
  8. Kameelah Abdul-Aziz, PMNHPSouthlake, TX1518635291
  9. Nafisat Abdulwahab, PMHNPHouston, TX1225915010
  10. Maryam Abedi, DNP, APNAustin, TX1245756220

Common questions

What is Shirley Yong Billiot, PMHNP's NPI number?

Shirley Yong Billiot, PMHNP's National Provider Identifier (NPI) is 1649581992, issued on Jul 1, 2010. An NPI identifies a provider in billing; it is not a license.

Where is Shirley Yong Billiot, PMHNP located?

The NPPES record lists a practice address at 150 E Medical Center Blvd, Webster, TX, 77598. Phone: (281) 481-4646. Providers update this record themselves, so call before visiting.

How can I verify Shirley Yong Billiot, PMHNP's license?

NPPES lists Texas license number AP123741, as entered by the provider. Search the Texas board that licenses this profession; the NPPES record confirms identity only.

How much does Shirley Yong Billiot, PMHNP prescribe under Medicare Part D?

In 2024, Shirley Yong Billiot, PMHNP had 390 Medicare Part D claims for 74 beneficiaries; the average among psychiatric/mental health nurse practitioner prescribers was 906. Part D covers Medicare prescriptions only.

Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.

Written with AI tools from the named public files; every figure is computed from those files (how it is made).

Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.