Aisosioya A. Williams, MD
Psychiatry Physician · Baltimore, MD
Aisosioya A. Williams, MD is a psychiatry physician with a practice address in Baltimore, Maryland, and NPI 1205097391, issued on Jun 20, 2008. Check the license (Maryland D0076489, as entered in NPPES) on the Maryland Board of Physicians; the Medicare figures below come from public CMS files.
- Name
- Aisosioya A. Williams
- Credential
- MD
- Primary taxonomy
- Psychiatry Physician 2084P0800X
- License number
- D0076489 MD
Self-reported in NPPES; status is on the state search - Practice location
- 1501 Division St, Baltimore, MD 21217
- Phone
- (410) 383-8300
- Enumerated
- Jun 20, 2008
- Record last updated
- Apr 2, 2019 (not updated in 7 years: call before relying on the address or phone)
- Medicaid ID
- 358640500 MD
- Entity
- Type 1 · individual
8 nearest psychiatry physician records → All 1,451 in Maryland → Look up another NPI →
Also registered at 1501 Division St
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Ajia Adams, LMSWSocial Worker1982521894
- Rona Adams, PMHNPPsychiatric/Mental Health Nurse Practitioner1407293608
- Laura Adler, CRNP-BCFamily Nurse Practitioner1861649584
- Ugo Akara, CRNPFamily Nurse Practitioner1780197772
- Michele Alford, R.D.HDental Hygienist1548572316
- Carlos Barrero, CRNPFamily Nurse Practitioner1215590336
Verify Aisosioya A. Williams in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMaryland Board of Physicians
Search for license D0076489Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
57% fewer Medicare Part D claims than the average psychiatry physician in 2024
432 Medicare Part D claims for 67 beneficiaries, against an average of 1,000 among the 35,054 providers of this specialty who prescribed in Part D. Brand-name drugs were 7% of claims.
Most prescribed
- Lamotrigine35 claims
- Escitalopram Oxalate34 claims
- Mirtazapine31 claims
- Quetiapine Fumarate31 claims
- Trazodone Hcl28 claims
- Bupropion Xl24 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: $126.88
5 payments; by number, the most common kind was food and beverage; the largest payer was Iti, Inc. (d/b/a Intra-Cellular Therapies, 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.
Aisosioya A. Williams among 1,451 psychiatry physician records in Maryland
Aisosioya A. Williams, MD 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 2008, is newer than 62% of them.
- NPI issued2008 · 62% of these records are older, 34% newer
- In a Medicare fileYes · 63% of these records are
- In the CMS Doctors and Clinicians fileNo · 36% of these records are
- Record last updated2019 · 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).
497 psychiatry physician records list a practice address in Baltimore
They are 497 of the 35,183 NPPES records with a practice address in Baltimore, and 1,451 psychiatry physician records in Maryland.
All 1,451 in Maryland → Every provider in Baltimore → Psychiatry Physician nationwide →
The 8 psychiatry physician records with the nearest ZIP codes
- Beatrice Denefield, M.D.Baltimore, MD 212171962450619
- Nadia Zakriya, M.D.Baltimore, MD 212171992959431
- Sajid Baig, M.D.Baltimore, MD 212181235493982
- Leroy Bell, M.D.Baltimore, MD 212181568434181
- Robert Cumming, MDBaltimore, MD 212181669439964
- Frank Eisenberg, M.D.Baltimore, MD 212181891892246
- Efigenia Geli-Geocadin, MD, MPHBaltimore, MD 212181780781773
- Arthur Hildreth, MDBaltimore, MD 212181821054073
Common questions
What is Aisosioya A. Williams, MD's NPI number?
Aisosioya A. Williams, MD's National Provider Identifier (NPI) is 1205097391, issued on Jun 20, 2008. An NPI identifies a provider in billing; it is not a license.
Where is Aisosioya A. Williams, MD located?
The NPPES record lists a practice address at 1501 Division St, Baltimore, MD, 21217. Phone: (410) 383-8300. Providers update this record themselves, so call before visiting.
How can I verify Aisosioya A. Williams, MD's license?
NPPES lists Maryland license number D0076489, 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 Aisosioya A. Williams, MD prescribe under Medicare Part D?
In 2024, Aisosioya A. Williams, MD had 432 Medicare Part D claims for 67 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.