Nicholas Ning-Guang Guan, MD
Psychiatry Physician · New York, NY
Nicholas Ning-Guang Guan, MD is a psychiatry physician with a practice address in New York, New York, and NPI 1558503334, issued on Mar 25, 2009. Check the license (New York 252258, as entered in NPPES) on the NYS Education Department, Office of the Professions; the Medicare figures below come from public CMS files.
- Name
- Nicholas Ning-Guang Guan
- Credential
- MD
- Primary taxonomy
- Psychiatry Physician 2084P0800X
- License number
- 252258 NY
Self-reported in NPPES; status is on the state search - Practice location
- 391 E 10TH St, New York, NY 10009
- Phone
- (212) 961-7446
- Enumerated
- Mar 25, 2009
- Record last updated
- Mar 25, 2009 (not updated in 17 years: call before relying on the address or phone)
- Medicare enrollment
- Enrolled (PECOS I20090406000086); accepts Medicare assignment
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest psychiatry physician records → All 6,589 in New York → Look up another NPI →
Verify Nicholas Ning-Guang Guan in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersNYS Education Department, Office of the Professions
Search for license 252258Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
5.5 times the Medicare Part D claims of the average psychiatry physician in 2024
5,492 Medicare Part D claims for 324 beneficiaries, against an average of 1,000 among the 35,054 providers of this specialty who prescribed in Part D. Brand-name drugs were 6% of claims.
Most prescribed
- Trazodone Hcl605 claims
- Quetiapine Fumarate544 claims
- Sertraline Hcl340 claims
- Olanzapine311 claims
- Mirtazapine286 claims
- Clonazepam269 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: $3,620.08
106 payments; by number, the most common kind was food and beverage; the largest payer was Neurocrine Biosciences, 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 2 group practices
- Chinatown True Care Medical PLLCBrooklyn, NY
- Lawrence Y. Liang Medical PCNew York, NY
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Nicholas Ning-Guang Guan among 6,589 psychiatry physician records in New York
Nicholas Ning-Guang Guan, MD 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 2009, is newer than 62% of them.
- NPI issued2009 · 62% of these records are older, 35% newer
- In a Medicare fileYes · 72% of these records are
- In the CMS Doctors and Clinicians fileYes · 39% of these records are
- Graduated1982 · median 2002 among the 2,559 with a school on file
- Record last updated2009 · 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).
2,604 psychiatry physician records list a practice address in New York
They are 2,604 of the 98,468 NPPES records with a practice address in New York, and 6,589 psychiatry physician records in New York.
All 6,589 in New York → Every provider in New York → Psychiatry Physician nationwide →
The 8 psychiatry physician records with the nearest ZIP codes
- Ali Abu Al Hummos, MDNew York, NY 100091497867865
- Stephen Downey, MDNew York, NY 100091598260697
- Josefina Sta. Romana, M.D.New York, NY 100091003972175
- Romulo Aromin, MDNew York, NY 100101336110220
- Bernard Arons, M.D.New York, NY 100101699729160
- Robert Delgado, M.D.New York, NY 100101578569299
- Arnaldo Gonzalez-Aviles, MDNew York, NY 100101700835386
- Ira Jasser, MDNew York, NY 100101861441677
Common questions
What is Nicholas Ning-Guang Guan, MD's NPI number?
Nicholas Ning-Guang Guan, MD's National Provider Identifier (NPI) is 1558503334, issued on Mar 25, 2009. An NPI identifies a provider in billing; it is not a license.
Where is Nicholas Ning-Guang Guan, MD located?
The NPPES record lists a practice address at 391 E 10TH St, New York, NY, 10009. Phone: (212) 961-7446. Providers update this record themselves, so call before visiting.
How can I verify Nicholas Ning-Guang Guan, MD's license?
NPPES lists New York license number 252258, as entered by the provider. 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 Nicholas Ning-Guang Guan, MD prescribe under Medicare Part D?
In 2024, Nicholas Ning-Guang Guan, MD had 5,492 Medicare Part D claims for 324 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.