Margaret Parker, PMHNP-BC
Psychiatric/Mental Health Nurse Practitioner · Houston, TX
Margaret Parker, PMHNP-BC is a psychiatric/mental health nurse practitioner with a practice address in Houston, Texas, and NPI 1144791716, issued on Dec 7, 2018. Check the license (Texas AP139820, as entered in NPPES) with the Texas board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Margaret Parker
- Credential
- PMHNP-BC
- Primary taxonomy
- Psychiatric/Mental Health Nurse Practitioner 363LP0808X
- License number
- AP139820 TX
Self-reported in NPPES; status is on the state search - Practice location
- 3418 Highway 6 S Ste Unit311 Houston, Houston, TX 77082
- Phone
- (832) 569-5151
- Enumerated
- Dec 7, 2018
- Record last updated
- Jun 10, 2022
- Medicare enrollment
- Enrolled (PECOS I20190314002423); accepts Medicare assignment
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest psychiatric/mental health nurse practitioner records → All 4,227 in Texas → Look up another NPI →
Verify Margaret Parker in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Texas board licenses this profession
Search for license AP139820Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
18% more Medicare Part D claims than the average psychiatric/mental health nurse practitioner in 2024
1,069 Medicare Part D claims for 82 beneficiaries, against an average of 906 among the 30,717 providers of this specialty who prescribed in Part D. Brand-name drugs were 1% of claims.
Most prescribed
- Bupropion Xl104 claims
- Aripiprazole94 claims
- Hydroxyzine Pamoate90 claims
- Fluoxetine Hcl82 claims
- Buspirone Hcl78 claims
- Trazodone Hcl66 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.
Industry payments in 2024: $36.22
1 payment: food and beverage; the largest payer was Indivior Inc. The 23,362 providers of this specialty with any payment received $1,027.77 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.
Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.
Bills Medicare through 2 group practices
- Author Health Professionals, PCHouston, TX
- Telemedicine Group PCRoseville, CA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Margaret Parker among 4,227 psychiatric/mental health nurse practitioner records in Texas
Margaret Parker, PMHNP-BC is one of 4,227 psychiatric/mental health nurse practitioner records with a practice address in Texas. 66% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2018, is newer than 25% of them.
- NPI issued2018 · 25% of these records are older, 70% newer
- In a Medicare fileYes · 66% of these records are
- In the CMS Doctors and Clinicians fileYes · 53% of these records are
- Graduated2018 · median 2021 among the 2,245 with a school on file
- Record last updated2022 · 18% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363LP0808X and a Texas practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (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 Houston → Psychiatric/Mental Health Nurse Practitioner nationwide →
The 8 psychiatric/mental health nurse practitioner records with the nearest ZIP codes
- Winifred AgadaHouston, TX 770821609730076
- Olatimbo Aladeloye, PMHNPHouston, TX 770821780372128
- Busola Ariyo, APRNHouston, TX 770821689387367
- Taylor CollierHouston, TX 770821154268738
- Fatoumata Diallo, NPHouston, TX 770821942185715
- Vivian ElegeHouston, TX 770821922318344
- Kebba Lobba, APRNHouston, TX 770821811656887
- Juah Nimene, APRNHouston, TX 770821346830114
Common questions
What is Margaret Parker, PMHNP-BC's NPI number?
Margaret Parker, PMHNP-BC's National Provider Identifier (NPI) is 1144791716, issued on Dec 7, 2018. An NPI identifies a provider in billing; it is not a license.
Where is Margaret Parker, PMHNP-BC located?
The NPPES record lists a practice address at 3418 Highway 6 S Ste Unit311 Houston, Houston, TX, 77082. Phone: (832) 569-5151. Providers update this record themselves, so call before visiting.
How can I verify Margaret Parker, PMHNP-BC's license?
NPPES lists Texas license number AP139820, as entered by the provider. Search the Texas board that licenses this profession; the NPPES record confirms identity only.
How much does Margaret Parker, PMHNP-BC prescribe under Medicare Part D?
In 2024, Margaret Parker, PMHNP-BC had 1,069 Medicare Part D claims for 82 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.
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.