NPPES file of Aug 9, 2026

Thomas Mark Mamalakis, PMHNP

Psychiatric/Mental Health Nurse Practitioner · Richmond, VA

Thomas Mark Mamalakis, PMHNP is a psychiatric/mental health nurse practitioner with a practice address in Richmond, Virginia, and NPI 1346810173, issued on Jun 24, 2021. Check the license (Virginia 0024181685, as entered in NPPES) with the Virginia 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
1346810173
Name
Thomas Mark Mamalakis
Credential
PMHNP
Primary taxonomy
Psychiatric/Mental Health Nurse Practitioner 363LP0808X
License number
0024181685 VA
Self-reported in NPPES; status is on the state search
Practice location
2305 N Parham RD Ste 3, Richmond, VA 23229
Phone
(804) 270-1124
Enumerated
Jun 24, 2021
Record last updated
Jun 24, 2021 (not updated in 5 years: call before relying on the address or phone)
Medicare enrollment
Enrolled (PECOS I20210804001967); accepts Medicare assignment
Medical or professional school
University Of Virginia School Of Medicine, 2021
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 2305 N Parham RD Ste 3

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

  1. Elizabeth Goodman, LCSWClinical Social Worker1982168134
  2. Christine Gray, LCSWClinical Social Worker1740787126
  3. Kathleen Martin, LCSWClinical Social Worker1811184393
  4. Kimberly Southam-Gerow, NURSE PRACTITIONERPsychiatric/Mental Health Nurse Practitioner1598316424
  5. Ellen Welthy, LCSWSocial Worker1205097250

Verify Thomas Mark Mamalakis in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Virginia board licenses this profession
    Search for license 0024181685
    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 Virginia license search

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33% more Medicare Part D claims than the average psychiatric/mental health nurse practitioner in 2024

1,208 Medicare Part D claims for 95 beneficiaries, against an average of 906 among the 30,717 providers of this specialty who prescribed in Part D. Brand-name drugs were 9% of claims.

  1. Thomas Mamalakis1,208
  2. Specialty average906

Most prescribed

  1. Clonazepam86 claims
  2. Dextroamphetamine-Amphetamine80 claims
  3. Duloxetine Hcl61 claims
  4. Aripiprazole60 claims
  5. Lamotrigine59 claims
  6. Trazodone Hcl55 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: $2,879.50

134 payments; by number, the most common kind was food and beverage; the largest payer was Supernus Pharmaceuticals, 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.

  1. Thomas Mamalakis$2,879.50
  2. Specialty average$1,027.77

Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.

Bills Medicare through one group practice

  1. Dominion Behavioral HealthcareRichmond, VA

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 Virginia

There are 1,531 psychiatric/mental health nurse practitioner records in Virginia.

Other psychiatric/mental health nurse practitioner records in Virginia

  1. Chinyere Abati-Sobulo, NPFairfax, VA1932999802
  2. Sahar Abbas, PMHNP-CBristow, VA1578426466
  3. Adenike Abdulraheem, PMHNPRichmond, VA1467260901
  4. Engida AbegazeAlexandria, VA1194653311
  5. Felicia Aboagye, LNPFairfax, VA1003450412
  6. Lisa Abrams, APNGlen Allen, VA1023267838
  7. Lina AbrarFalls Church, VA1427917665
  8. Brittany Abshire, PMHNP-BCStaunton, VA1730619099
  9. Jessica Adams, ARNPNewport News, VA1841484060
  10. Kyiana Adams, NPWoodbridge, VA1760896815

Common questions

What is Thomas Mark Mamalakis, PMHNP's NPI number?

Thomas Mark Mamalakis, PMHNP's National Provider Identifier (NPI) is 1346810173, issued on Jun 24, 2021. An NPI identifies a provider in billing; it is not a license.

Where is Thomas Mark Mamalakis, PMHNP located?

The NPPES record lists a practice address at 2305 N Parham RD Ste 3, Richmond, VA, 23229. Phone: (804) 270-1124. Providers update this record themselves, so call before visiting.

How can I verify Thomas Mark Mamalakis, PMHNP's license?

NPPES lists Virginia license number 0024181685, as entered by the provider. Search the Virginia board that licenses this profession; the NPPES record confirms identity only.

How much does Thomas Mark Mamalakis, PMHNP prescribe under Medicare Part D?

In 2024, Thomas Mark Mamalakis, PMHNP had 1,208 Medicare Part D claims for 95 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.