Soonjo Hwang, M.D.
Psychiatry Physician · Valhalla, NY
Soonjo Hwang, M.D. is a psychiatry physician with a practice address in Valhalla, New York, and NPI 1780852111, issued on Feb 19, 2008. Check the license on the NYS Education Department, Office of the Professions; the Medicare figures below come from public CMS files.
- Name
- Soonjo Hwang
- Credential
- M.D.
- Primary taxonomy
- Psychiatry Physician 2084P0800X
- Practice location
- 95 Grasslands RD, Valhalla, NY 10595
- Phone
- (347) 848-9987
- Enumerated
- Feb 19, 2008
- Record last updated
- Feb 19, 2008 (not updated in 18 years: call before relying on the address or phone)
- Medicare enrollment
- Enrolled (PECOS I20151110002253); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest psychiatry physician records → All 6,589 in New York → Look up another NPI →
Also registered at 95 Grasslands RD
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Robert Acosta, MDEmergency Medicine Physician1386656148
- Gregory Adkisson, MDAnesthesiology Physician1184621047
- Maria Aguero-Rosenfeld, M.D.Specialist1669569430
- Edward Amankwaah, CRNACertified Registered Nurse Anesthetist1457687394
- Cris Balamaci, PAPhysician Assistant1326374422
- Sukhjeewan Basran, M.D.Anesthesiology Physician1891847224
Verify Soonjo Hwang in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersNYS Education Department, Office of the ProfessionsCheck the board
- 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
93% fewer Medicare Part D claims than the average psychiatry physician in 2024
66 Medicare Part D claims, against an average of 1,000 among the 35,054 providers of this specialty who prescribed in Part D. Brand-name drugs were 17% of claims.
Most prescribed
- Clonidine Hcl12 claims
- Guanfacine Hcl Er12 claims
- Sertraline Hcl12 claims
- Risperidone11 claims
- Vyvanse11 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
- Unmc PhysiciansOmaha, NE
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Soonjo Hwang among 6,589 psychiatry physician records in New York
Soonjo Hwang, M.D. is one of 6,589 psychiatry physician records with a practice address in New York. 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 2008, is newer than 56% of them.
- NPI issued2008 · 56% of these records are older, 38% newer
- In a Medicare fileYes · 72% of these records are
- In the CMS Doctors and Clinicians fileYes · 39% of these records are
- Graduated1999 · median 2002 among the 2,559 with a school on file
- Record last updated2008 · 65% 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 New York practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
48 psychiatry physician records list a practice address in Valhalla
They are 48 of the 2,105 NPPES records with a practice address in Valhalla, and 6,589 psychiatry physician records in New York.
All 6,589 in New York → Every provider in Valhalla → Psychiatry Physician nationwide →
The 8 psychiatry physician records with the nearest ZIP codes
- Abraham Bartell, MDValhalla, NY 105951235100272
- Harvey Berman, MDValhalla, NY 105951265479943
- Joseph English, MDValhalla, NY 105951790725208
- Miriam Ewaskio, MDValhalla, NY 105951659478956
- Richard Gallagher, MDValhalla, NY 105951689631855
- Jaime Grodzicki, MDValhalla, NY 105951437100922
- Shakeeb Hussain, MDValhalla, NY 105951023109824
- Charles Kandalaft, MDValhalla, NY 105951467499798
Common questions
What is Soonjo Hwang, M.D.'s NPI number?
Soonjo Hwang, M.D.'s National Provider Identifier (NPI) is 1780852111, issued on Feb 19, 2008. An NPI identifies a provider in billing; it is not a license.
Where is Soonjo Hwang, M.D. located?
The NPPES record lists a practice address at 95 Grasslands RD, Valhalla, NY, 10595. Phone: (347) 848-9987. Providers update this record themselves, so call before visiting.
How can I verify Soonjo Hwang, M.D.'s license?
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 Soonjo Hwang, M.D. prescribe under Medicare Part D?
In 2024, Soonjo Hwang, M.D. had 66 Medicare Part D claims; 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.