Seth Cowan, MS, RDN
Registered Dietitian · Silver Spring, MD
Seth Cowan, MS, RDN is a registered dietitian with a practice address in Silver Spring, Maryland, and NPI 1134731896, issued on Aug 23, 2020. Check the license (Maryland DX5034, as entered in NPPES) with the Maryland board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Seth Cowan
- Credential
- MS, RDN
- Primary taxonomy
- Registered Dietitian 133V00000X
- License number
- DX5034 MD
Self-reported in NPPES; status is on the state search - Practice location
- 112 Bluff Ter, Silver Spring, MD 20902
- Phone
- (301) 466-5348
- Enumerated
- Aug 23, 2020
- Record last updated
- Dec 6, 2022
- Medicare enrollment
- Enrolled (PECOS I20221215003259); accepts Medicare assignment
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest registered dietitian records → All 1,124 in Maryland → Look up another NPI →
Verify Seth Cowan in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Maryland board licenses this profession
Search for license DX5034Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Bills Medicare through one group practice
- Kaiser Foundation Health Plan OF The Mid Atlantic States, IncLargo, MD
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Seth Cowan among 1,124 registered dietitian records in Maryland
Seth Cowan, MS, RDN is one of 1,124 registered dietitian records with a practice address in Maryland. 11% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2020, is newer than 62% of them.
- NPI issued2020 · 62% of these records are older, 30% newer
- In a Medicare fileYes · 11% of these records are
- In the CMS Doctors and Clinicians fileYes · 13% of these records are
- Graduated2019 · median 2015 among the 143 with a school on file
- Record last updated2022 · 62% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 133V00000X and a Maryland practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Registered Dietitian providers in Maryland
There are 1,124 registered dietitian records in Maryland.
All 1,124 in Maryland → Every provider in Silver Spring → Registered Dietitian nationwide →
The 8 registered dietitian records with the nearest ZIP codes
- Lily Assefa, MS, RDN, LDNSilver Spring, MD 209021487193314
- Yee Von GanSilver Spring, MD 209021659758936
- Janet Litwack, M.S., R.D., L.D.NSilver Spring, MD 209021609180801
- Karol Moen, R.D.Silver Spring, MD 209021356749816
- Gargi Parikh, REGISTERED DIETITIANSilver Spring, MD 209021013195262
- Lara Snead, RDSilver Spring, MD 209021689198830
- Hannah Sneska, MS, RDNWheaton, MD 209021184286171
- Elizabeth Socha, RD, CDCESSilver Spring, MD 209021740123025
Common questions
What is Seth Cowan, MS, RDN's NPI number?
Seth Cowan, MS, RDN's National Provider Identifier (NPI) is 1134731896, issued on Aug 23, 2020. An NPI identifies a provider in billing; it is not a license.
Where is Seth Cowan, MS, RDN located?
The NPPES record lists a practice address at 112 Bluff Ter, Silver Spring, MD, 20902. Phone: (301) 466-5348. Providers update this record themselves, so call before visiting.
How can I verify Seth Cowan, MS, RDN's license?
NPPES lists Maryland license number DX5034, as entered by the provider. Search the Maryland board that licenses this profession; the NPPES record confirms identity 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.