Gregory B. Sullivan, MD
Psychiatry Physician · York, PA
Gregory B. Sullivan, MD is a psychiatry physician with a practice address in York, Pennsylvania, and NPI 1154304897, issued on Nov 28, 2005. Check the license (Pennsylvania MD037811E, as entered in NPPES) on the Pennsylvania Department of State (PALS); the Medicare figures below come from public CMS files.
- Name
- Gregory B. Sullivan
- Credential
- MD
- Primary taxonomy
- Psychiatry Physician 2084P0800X
- License number
- MD037811E PA
Self-reported in NPPES; status is on the state search - Practice location
- 1407 Williams RD, York, PA 17402
- Phone
- (717) 851-6340
- Enumerated
- Nov 28, 2005
- Record last updated
- Dec 19, 2025
- Medicaid ID
- 0011550090006 PA
- Medicare enrollment
- Enrolled (PECOS I20040123000815); accepts Medicare assignment
- Medical or professional school
- George Washington University School Of Medicine, 1985
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest psychiatry physician records → All 2,662 in Pennsylvania → Look up another NPI →
Also registered at 1407 Williams RD
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Susan Andrey-Bailey, M.S.Clinical Psychologist1548298714
- Lori Barth, CRNPPsychiatric/Mental Health Nurse Practitioner1669806659
- Robert Boro, MS LIC PSYCHOLOGISTClinical Psychologist1033377288
- Susan Bull, MSClinical Psychologist1801832126
- Emily CampbellBehavior Analyst1326844788
- Lindsay Campbell, DOPsychiatry Physician1083000806
Verify Gregory B. Sullivan in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersPennsylvania Department of State (PALS)
Search for license MD037811ECheck the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
41% more Medicare Part D claims than the average psychiatry physician in 2024
1,407 Medicare Part D claims for 104 beneficiaries, against an average of 1,000 among the 35,054 providers of this specialty who prescribed in Part D. Brand-name drugs were 5% of claims.
Most prescribed
- Venlafaxine Hcl Er116 claims
- Lorazepam92 claims
- Lamotrigine78 claims
- Clonazepam73 claims
- Duloxetine Hcl63 claims
- Buspirone Hcl59 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.
Bills Medicare through one group practice
- Wellspan Medical GroupYork, PA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Gregory B. Sullivan among 2,662 psychiatry physician records in Pennsylvania
Gregory B. Sullivan, MD is one of 2,662 psychiatry physician records with a practice address in Pennsylvania. 72% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2005, is newer than 0% of them.
- NPI issued2005 · 0% of these records are older, 94% newer
- In a Medicare fileYes · 72% of these records are
- In the CMS Doctors and Clinicians fileYes · 45% of these records are
- Graduated1985 · median 2003 among the 1,186 with a school on file
- Record last updated2025 · 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 Pennsylvania practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Psychiatry Physician providers in Pennsylvania
There are 2,662 psychiatry physician records in Pennsylvania.
All 2,662 in Pennsylvania → Every provider in York → Psychiatry Physician nationwide →
The 8 psychiatry physician records with the nearest ZIP codes
- Lindsay Campbell, DOYork, PA 174021083000806
- Nidhi Garg, MDYork, PA 174021811153190
- George Lapes, MDYork, PA 174021962448225
- Kenneth Rogers, M.D.York, PA 174021205844669
- Shirin Sultana, MDYork, PA 174021053610691
- Stephen Dilts, MDYork, PA 174031851327456
- Constance Ebong, MDYork, PA 174031962443895
- Peter Hartmann, M.D.York, PA 174031669415691
Common questions
What is Gregory B. Sullivan, MD's NPI number?
Gregory B. Sullivan, MD's National Provider Identifier (NPI) is 1154304897, issued on Nov 28, 2005. An NPI identifies a provider in billing; it is not a license.
Where is Gregory B. Sullivan, MD located?
The NPPES record lists a practice address at 1407 Williams RD, York, PA, 17402. Phone: (717) 851-6340. Providers update this record themselves, so call before visiting.
How can I verify Gregory B. Sullivan, MD's license?
NPPES lists Pennsylvania license number MD037811E, as entered by the provider. Search the Pennsylvania Department of State (PALS) at https://www.pals.pa.gov/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Gregory B. Sullivan, MD prescribe under Medicare Part D?
In 2024, Gregory B. Sullivan, MD had 1,407 Medicare Part D claims for 104 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.