Saskia Kaplin Matthews, PMHNP-BC
Psychiatric/Mental Health Nurse Practitioner · Washington, DC
Saskia Kaplin Matthews, PMHNP-BC is a psychiatric/mental health nurse practitioner with a practice address in Washington, District of Columbia, and NPI 1336834464, issued on Apr 5, 2023. Check the license (District of Columbia NP500019275, as entered in NPPES) with the District of Columbia board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Saskia Kaplin Matthews
- Credential
- PMHNP-BC
- Primary taxonomy
- Psychiatric/Mental Health Nurse Practitioner 363LP0808X
- License numbers
- NP500019275 DC
0024191151 VA
RN2359085 MA
Self-reported in NPPES; status is on the state search - Practice location
- 1200 G St NW Ste 800, Washington, DC 20005
- Phone
- (410) 627-7190
- Enumerated
- Apr 5, 2023
- Record last updated
- Sep 10, 2025
- Medicare enrollment
- Enrolled (PECOS I20250418000176); accepts Medicare assignment
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest psychiatric/mental health nurse practitioner records → All 215 in District of Columbia → Look up another NPI →
Also registered at 1200 G St NW Ste 800
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Waliah Abdul-Razaq, MDPsychiatry Physician1225617814
- Isaiah AjayiBehavior Technician1558973487
- Siri AtangaBehavior Technician1518229319
- Olivia BalungiBehavior Technician1366040461
- Barbara Bard, NONEBehavior Technician1548924038
- Sarah BrennanBehavior Technician1811521396
Verify Saskia Kaplin Matthews in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich District of Columbia board licenses this profession
Search for license NP500019275Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
89% fewer Medicare Part D claims than the average psychiatric/mental health nurse practitioner in 2024
97 Medicare Part D claims for 32 beneficiaries, against an average of 906 among the 30,717 providers of this specialty who prescribed in Part D.
Most prescribed
- Quetiapine Fumarate12 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: $188.60
3 payments; by number, the most common kind was food and beverage; the largest payer was Otsuka America Pharmaceutical, 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
- Commonwealth Counseling Associates IncVienna, VA
- Some IncWashington, DC
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Saskia Kaplin Matthews among 215 psychiatric/mental health nurse practitioner records in District of Columbia
Saskia Kaplin Matthews, PMHNP-BC is one of 215 psychiatric/mental health nurse practitioner records with a practice address in District of Columbia. 63% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2023, is newer than 73% of them.
- NPI issued2023 · 73% of these records are older, 14% newer
- In a Medicare fileYes · 63% of these records are
- In the CMS Doctors and Clinicians fileYes · 45% of these records are
- Graduated2023 · median 2021 among the 97 with a school on file
- Record last updated2025 · 24% 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 District of Columbia 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 District of Columbia
There are 215 psychiatric/mental health nurse practitioner records in District of Columbia.
All 215 in District of Columbia → Every provider in Washington → Psychiatric/Mental Health Nurse Practitioner nationwide →
The 8 psychiatric/mental health nurse practitioner records with the nearest ZIP codes
- Martins AziengbeWashington, DC 200051659618908
- Elizabeth Comstock, APRN, PMHNP-BCWashington, DC 200051972335883
- Colin Demeritt, DNP, MS, PMHNP-BCWashington, DC 200051538986120
- Milan Flanagan, DNPWashington, DC 200051689211302
- Diego Macedo, DNPWashington, DC 200051720823800
- Marlaine Registe, ARNPWashington, DC 200051669768578
- Alana Ward, PMHNPWashington, DC 200051538653290
- Animbeng AsongweWashington, DC 200041609139096
Common questions
What is Saskia Kaplin Matthews, PMHNP-BC's NPI number?
Saskia Kaplin Matthews, PMHNP-BC's National Provider Identifier (NPI) is 1336834464, issued on Apr 5, 2023. An NPI identifies a provider in billing; it is not a license.
Where is Saskia Kaplin Matthews, PMHNP-BC located?
The NPPES record lists a practice address at 1200 G St NW Ste 800, Washington, DC, 20005. Phone: (410) 627-7190. Providers update this record themselves, so call before visiting.
How can I verify Saskia Kaplin Matthews, PMHNP-BC's license?
NPPES lists District of Columbia license number NP500019275, as entered by the provider. Search the District of Columbia board that licenses this profession; the NPPES record confirms identity only.
How much does Saskia Kaplin Matthews, PMHNP-BC prescribe under Medicare Part D?
In 2024, Saskia Kaplin Matthews, PMHNP-BC had 97 Medicare Part D claims for 32 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.