Nicholas Ronald Gregorio, MD
Forensic Psychiatry Physician · Sacramento, CA
Nicholas Ronald Gregorio, MD is a forensic psychiatry physician with a practice address in Sacramento, California, and NPI 1497382998, issued on Mar 24, 2020. Check the license (California A200776, as entered in NPPES) on the Medical Board of California; the federal record below is the public data PlainDoctor holds for this provider.
- Name
- Nicholas Ronald Gregorio
- Credential
- MD
- Primary taxonomy
- Forensic Psychiatry Physician 2084F0202X
- License number
- A200776 CA
Self-reported in NPPES; status is on the state search - Practice location
- 4900 Broadway Ste 2800, Sacramento, CA 95820
- Phone
- (916) 734-0870
- Enumerated
- Mar 24, 2020
- Record last updated
- Jul 1, 2025
- Entity
- Type 1 · individual
8 nearest forensic psychiatry physician records → All 109 in California → Look up another NPI →
Also registered at 4900 Broadway Ste 2800
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Warren KanePsychiatry Physician1992233175
- Richard Seeber, MDChild & Adolescent Psychiatry Physician1679100994
- Eve SolomonForensic Psychiatry Physician1194362673
Verify Nicholas Ronald Gregorio in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license A200776Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Nicholas Ronald Gregorio among 109 forensic psychiatry physician records in California
Nicholas Ronald Gregorio, MD is one of 109 forensic psychiatry physician records with a practice address in California. 41% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does not. Its NPI, issued in 2020, is newer than 96% of them.
- NPI issued2020 · 96% of these records are older, 2% newer
- In a Medicare fileNo · 41% of these records are
- In the CMS Doctors and Clinicians fileNo · 14% of these records are
- Record last updated2025 · 53% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 2084F0202X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Forensic Psychiatry Physician providers in California
There are 109 forensic psychiatry physician records in California. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.
All 109 in California → Every provider in Sacramento → Forensic Psychiatry Physician nationwide →
The 8 forensic psychiatry physician records with the nearest ZIP codes
- Eve SolomonSacramento, CA 958201194362673
- Andrea Bunker, MDSacramento, CA 958171639665227
- Edgar Catingub, M.D.Sacramento, CA 958231619950870
- Eunbit Cho, MDSacramento, CA 958171801321716
- Archangel De Leon, M.DSacramento, CA 958231083977201
- Keelin Garvey, MDSacramento, CA 958171518005784
- George Graman, M.D.Sacramento, CA 958171568447662
- Hunter Neely, MDSacramento, CA 958171891292793
Common questions
What is Nicholas Ronald Gregorio, MD's NPI number?
Nicholas Ronald Gregorio, MD's National Provider Identifier (NPI) is 1497382998, issued on Mar 24, 2020. An NPI identifies a provider in billing; it is not a license.
Where is Nicholas Ronald Gregorio, MD located?
The NPPES record lists a practice address at 4900 Broadway Ste 2800, Sacramento, CA, 95820. Phone: (916) 734-0870. Providers update this record themselves, so call before visiting.
How can I verify Nicholas Ronald Gregorio, MD's license?
NPPES lists California license number A200776, as entered by the provider. Search the Medical Board of California at https://www.mbc.ca.gov/License-Verification/default.aspx. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. 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.