Shawn Lawrence Cassady, M.D.
Psychiatry Physician · Aberdeen, MD
Shawn Lawrence Cassady, M.D. is a psychiatry physician with a practice address in Aberdeen, Maryland, and NPI 1902912918, issued on Aug 22, 2006. Check the license (Maryland D34142, as entered in NPPES) on the Maryland Board of Physicians; the Medicare figures below come from public CMS files.
- Name
- Shawn Lawrence Cassady
- Credential
- M.D.
- Primary taxonomy
- Psychiatry Physician 2084P0800X
- License number
- D34142 MD
Self-reported in NPPES; status is on the state search - Practice location
- 135 N Parke St, Aberdeen, MD 21001
- Phone
- (443) 625-1600
- Enumerated
- Aug 22, 2006
- Record last updated
- Dec 16, 2021 (not updated in 5 years: call before relying on the address or phone)
- Medicare enrollment
- Enrolled (PECOS I20101025000151); accepts Medicare assignment
- Medical or professional school
- University Of Maryland School Of Medicine, 1985
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest psychiatry physician records → All 1,451 in Maryland → Look up another NPI →
Also registered at 135 N Parke St
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Molly Bagli, LCSW-CClinical Social Worker1598491417
- Marissa Bartone, LCSW-CClinical Social Worker1699474262
- Samantha Bauman, LGPCProfessional Counselor1609241249
- Rebecca Beals, LCPCProfessional Counselor1699840801
Verify Shawn Lawrence Cassady in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMaryland Board of Physicians
Search for license D34142Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
29% fewer Medicare Part D claims than the average psychiatry physician in 2024
712 Medicare Part D claims for 55 beneficiaries, against an average of 1,000 among the 35,054 providers of this specialty who prescribed in Part D. Brand-name drugs were 9% of claims.
Most prescribed
- Quetiapine Fumarate67 claims
- Clozapine44 claims
- Olanzapine43 claims
- Divalproex Sodium42 claims
- Lamotrigine38 claims
- Sertraline Hcl29 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: $281.28
13 payments; by number, the most common kind was food and beverage; the largest payer was Janssen Pharmaceuticals, Inc. The 13,693 providers of this specialty with any payment received $4,954.93 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
- Key Point Health Services, Inc.Baltimore, MD
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Shawn Lawrence Cassady among 1,451 psychiatry physician records in Maryland
Shawn Lawrence Cassady, M.D. is one of 1,451 psychiatry physician records with a practice address in Maryland. 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 2006, is newer than 6% of them.
- NPI issued2006 · 6% of these records are older, 59% newer
- In a Medicare fileYes · 63% of these records are
- In the CMS Doctors and Clinicians fileYes · 36% of these records are
- Graduated1985 · median 2000 among the 525 with a school on file
- Record last updated2021 · 60% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 2084P0800X and a Maryland practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
5 psychiatry physician records list a practice address in Aberdeen
They are 5 of the 361 NPPES records with a practice address in Aberdeen, and 1,451 psychiatry physician records in Maryland.
All 1,451 in Maryland → Every provider in Aberdeen → Psychiatry Physician nationwide →
The 8 psychiatry physician records with the nearest ZIP codes
- Hina Aamir, M.D.Aberdeen, MD 210011376777979
- Abdulhafiz Ahmed, M.D.Aberdeen, MD 210011508949496
- Lubna Izzathullah, M.D.Aberdeen, MD 210011730372228
- Ranjana Verma, M.D.Aberdeen, MD 210011144243783
- Lakshmi Baddela, M.D.Abingdon, MD 210091477585941
- Paul Bossie, MDSilver Spring, MD 209931235292160
- Michael Davis, M.D., PH.D.Silver Spring, MD 209931578717187
- Nicole McLeod, PMHNPAbingdon, MD 210091194308320
Common questions
What is Shawn Lawrence Cassady, M.D.'s NPI number?
Shawn Lawrence Cassady, M.D.'s National Provider Identifier (NPI) is 1902912918, issued on Aug 22, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Shawn Lawrence Cassady, M.D. located?
The NPPES record lists a practice address at 135 N Parke St, Aberdeen, MD, 21001. Phone: (443) 625-1600. Providers update this record themselves, so call before visiting.
How can I verify Shawn Lawrence Cassady, M.D.'s license?
NPPES lists Maryland license number D34142, as entered by the provider. Search the Maryland Board of Physicians at https://www.mbp.state.md.us/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Shawn Lawrence Cassady, M.D. prescribe under Medicare Part D?
In 2024, Shawn Lawrence Cassady, M.D. had 712 Medicare Part D claims for 55 beneficiaries; the average among psychiatry physician prescribers was 1,000. 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.