Erika Marshall, MD
Psychiatry Physician · Chappaqua, NY
Erika Marshall, MD is a psychiatry physician with a practice address in Chappaqua, New York, and NPI 1417134198, issued on Jan 25, 2008. Check the license (New York 225596, as entered in NPPES) on the NYS Education Department, Office of the Professions; the Medicare figures below come from public CMS files.
- Name
- Erika Marshall
- Credential
- MD
- Primary taxonomy
- Psychiatry Physician 2084P0800X
- License number
- 225596 NY
Self-reported in NPPES; status is on the state search - Practice location
- 400 King St Ste 7, Chappaqua, NY 10514
- Phone
- (914) 864-0966
- Enumerated
- Jan 25, 2008
- Entity
- Type 1 · individual
Also registered at 400 King St Ste 7
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Nofar Arastehmanesh, PSYDPsychologist1013737790
- Emily Bly, PHDClinical Psychologist1558659037
- Kaitlin CarsonClinical Psychologist1194469569
- Heather Rosen, PHDPsychologist1003295494
Verify Erika Marshall in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersNYS Education Department, Office of the Professions
Search for license 225596Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS, AOA, NCCPA, AANPNot checked
91% fewer Medicare Part D claims than the average psychiatry physician in 2024
95 Medicare Part D claims, against an average of 1,010 among the 32,287 providers of this specialty who prescribed in Part D.
Most prescribed
- Oxcarbazepine14 claims
- Bupropion Hcl Sr13 claims
- Zolpidem Tartrate Er13 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.
6 psychiatry physician records list a Chappaqua practice address
They are 6 of the 223 NPPES records with a Chappaqua practice address, and 6,167 psychiatry physician records in New York.
All 6 in Chappaqua → All 6,167 in New York → Every provider in Chappaqua →
Other psychiatry physician records in New York
- Muhammad AadilBronx, NY1366928947
- Geetha Aakalu, M.D.Monticello, NY1770628661
- Harry Aaron, M.D.New York, NY1821116187
- Lisa Aaron, MDPeekskill, NY1316097934
- Shelley AaronsNew York, NY1770883258
- Benjamin Abastillas, M.D.Hyde Park, NY1750439832
- Tessie AbastillasMarcy, NY1801098496
- Ashraf Abaza, M.D.New York, NY1831105246
- Israr Abbasi, MDLakewood, NY1518925437
- Maheen Abbasi, M.D.Bronx, NY1225480965
Common questions
What is Erika Marshall, MD's NPI number?
Erika Marshall, MD's National Provider Identifier (NPI) is 1417134198, issued on Jan 25, 2008. An NPI identifies a provider in billing; it is not a license.
Where is Erika Marshall, MD located?
The NPPES record lists a practice address at 400 King St Ste 7, Chappaqua, NY, 10514. Phone: (914) 864-0966. Providers update this record themselves, so call before visiting.
How can I verify Erika Marshall, MD's license?
NPPES lists New York license number 225596, as entered by the provider. Search the NYS Education Department, Office of the Professions at https://www.op.nysed.gov/services/verifications/online-verification-searches. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Erika Marshall, MD prescribe under Medicare Part D?
In 2024, Erika Marshall, MD had 95 Medicare Part D claims; the average among psychiatry physician prescribers was 1,010. Part D covers Medicare prescriptions only.
Source: CMS National Plan and Provider Enumeration System (NPPES), loaded Aug 27, 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.
Every figure on PlainDoctor is rendered directly from the federal CMS NPPES registry, Medicare Part D, MIPS, and Open Payments records, no number is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 27, 2026.