Mary Beth Alder, RN , BSN, NP, DNSC
Nurse Practitioner · Washington, DC
Mary Beth Alder, RN , BSN, NP, DNSC is a nurse practitioner with a practice address in Washington, District of Columbia, and NPI 1548450463, issued on Jul 26, 2007. Check the license (District of Columbia RN1015562, as entered in NPPES) with the District of Columbia board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Mary Beth Alder
- Credential
- RN , BSN, NP, DNSC
- Primary taxonomy
- Nurse Practitioner 363L00000X
- License numbers
- RN1015562 DC
0001096719 VA
Self-reported in NPPES; status is on the state search - Practice location
- 1140 Varnum St NE Ste 203, Washington, DC 20017
- Phone
- (202) 525-5175
- Enumerated
- Jul 26, 2007
- Record last updated
- Mar 25, 2022
- Fax
- (202) 450-6088
- Medicare enrollment
- Enrolled (PECOS I20201110001819); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest nurse practitioner records → All 244 in District of Columbia → Look up another NPI →
Also registered at 1140 Varnum St NE Ste 203
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Ilana BrowningPsychiatric/Mental Health Nurse Practitioner1003651639
- Bernadette GormanSocial Worker1861072373
- Anthony Purcell, LICSWClinical Social Worker1932631512
Verify Mary Beth Alder 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 RN1015562Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
1% fewer Medicare Part D claims than the average nurse practitioner in 2024
1,103 Medicare Part D claims for 89 beneficiaries, against an average of 1,109 among the 54,319 providers of this specialty who prescribed in Part D.
Most prescribed
- Atorvastatin Calcium56 claims
- Amlodipine Besylate46 claims
- Albuterol Sulfate Hfa45 claims
- Rosuvastatin Calcium41 claims
- Symbicort35 claims
- Clonazepam32 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: $962.91
45 payments; by number, the most common kind was food and beverage; the largest payer was ViiV Healthcare Company. The 38,884 providers of this specialty with any payment received $791.64 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 one group practice
- Washington Health InstituteWashington, DC
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Mary Beth Alder among 244 nurse practitioner records in District of Columbia
Mary Beth Alder, RN , BSN, NP, DNSC is one of 244 nurse practitioner records with a practice address in District of Columbia. 57% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2007, is newer than 29% of them.
- NPI issued2007 · 29% of these records are older, 60% newer
- In a Medicare fileYes · 57% of these records are
- In the CMS Doctors and Clinicians fileYes · 36% of these records are
- Graduated1990 · median 2018 among the 89 with a school on file
- Record last updated2022 · 56% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363L00000X 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).
Nurse Practitioner providers in District of Columbia
There are 244 nurse practitioner records in District of Columbia.
All 244 in District of Columbia → Every provider in Washington → Nurse Practitioner nationwide →
The 8 nurse practitioner records with the nearest ZIP codes
- Charmaine CooperWashington, DC 200171164669495
- Paulette Delapenha, DNP,CRNPWashington, DC 200171275684565
- Sharon Lenton, CNMWashington, DC 200171093725228
- Agnes MoneriWashington, DC 200171760088108
- Rachael AlexanderWashington, DC 200161619677259
- Lauren Chapnick, CRNPWashington, DC 200161669716338
- Peter DennisWashington, DC 200161861270605
- Susan ElyWashington, DC 200161396035549
Common questions
What is Mary Beth Alder, RN , BSN, NP, DNSC's NPI number?
Mary Beth Alder, RN , BSN, NP, DNSC's National Provider Identifier (NPI) is 1548450463, issued on Jul 26, 2007. An NPI identifies a provider in billing; it is not a license.
Where is Mary Beth Alder, RN , BSN, NP, DNSC located?
The NPPES record lists a practice address at 1140 Varnum St NE Ste 203, Washington, DC, 20017. Phone: (202) 525-5175. Providers update this record themselves, so call before visiting.
How can I verify Mary Beth Alder, RN , BSN, NP, DNSC's license?
NPPES lists District of Columbia license number RN1015562, as entered by the provider. Search the District of Columbia board that licenses this profession; the NPPES record confirms identity only.
How much does Mary Beth Alder, RN , BSN, NP, DNSC prescribe under Medicare Part D?
In 2024, Mary Beth Alder, RN , BSN, NP, DNSC had 1,103 Medicare Part D claims for 89 beneficiaries; the average among nurse practitioner prescribers was 1,109. 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.