NPPES file of Aug 9, 2026

Seongpan Si, M.D.

Obstetrics & Gynecology Physician · Brooklyn, NY

Seongpan Si, M.D. is an obstetrics & gynecology physician with a practice address in Brooklyn, New York, and NPI 1164422838, issued on Jul 26, 2005. Check the license (New York 234283, as entered in NPPES) on the NYS Education Department, Office of the Professions; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1164422838
Name
Seongpan Si
Credential
M.D.
Primary taxonomy
Obstetrics & Gynecology Physician 207V00000X
License number
234283 NY
Self-reported in NPPES; status is on the state search
Practice location
5517 7TH Ave, Brooklyn, NY 11220
Phone
(718) 436-3023
Enumerated
Jul 26, 2005
Record last updated
Jul 13, 2026
Fax
(718) 436-3023
Medicaid ID
02607587 NY
Medicare enrollment
Enrolled (PECOS I20050115000022); accepts Medicare assignment
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
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Also registered at 5517 7TH Ave

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Yanfeng Chen, M.D.Internal Medicine Physician1740280171
  2. Jing Hao Du, MDInternal Medicine Physician1639756786
  3. Kay Feng, AGPCNPAdult Health Nurse Practitioner1275309601
  4. Grace LiAdult Health Nurse Practitioner1235711847
  5. Zhi Peng LiPhysician Assistant1952858292
  6. Jian Yun Li-WeiFamily Nurse Practitioner1326755737

Verify Seongpan Si in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersNYS Education Department, Office of the Professions
    Search for license 234283
    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Open the New York license search

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32% fewer Medicare Part D claims than the average obstetrics & gynecology physician in 2024

113 Medicare Part D claims for 69 beneficiaries, against an average of 165 among the 28,733 providers of this specialty who prescribed in Part D. Brand-name drugs were 13% of claims.

  1. Seongpan Si113
  2. Specialty average165

Most prescribed

  1. Ciprofloxacin Hcl27 claims
  2. Clotrimazole-Betamethasone20 claims
  3. Fluconazole16 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: $63.56

3 payments; by number, the most common kind was food and beverage; the largest payer was Pfizer Inc. The 21,429 providers of this specialty with any payment received $1,030.61 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Seongpan Si$63.56
  2. Specialty average$1,030.61

Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.

Seongpan Si among 3,174 obstetrics & gynecology physician records in New York

Seongpan Si, M.D. is one of 3,174 obstetrics & gynecology physician records with a practice address in New York. 76% 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, 91% newer
  • In a Medicare fileYes · 76% of these records are
  • In the CMS Doctors and Clinicians fileYes · 59% of these records are
  • Graduated1985 · median 2002 among the 1,870 with a school on file
  • Record last updated2026 · 63% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207V00000X and a New York practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Obstetrics & Gynecology Physician providers in New York

There are 3,174 obstetrics & gynecology physician records in New York.

The 8 obstetrics & gynecology physician records with the nearest ZIP codes

  1. Sayedeh-Fatemeh Abhary, M.D.Brooklyn, NY 112201194891960
  2. Sonia Go, M.D.Brooklyn, NY 112201700973401
  3. Hye-Chun Hur, MDBrooklyn, NY 112201043283773
  4. Vuy Li, M.D.Brooklyn, NY 112201053331041
  5. Cassian LiBrooklyn, NY 112201407862493
  6. Donald Morrish, M.D.Brooklyn, NY 112201154377570
  7. Savita Mukherjee, M.D.Brooklyn, NY 112201144361189
  8. Sushanta Mukherjee, M.D.Brooklyn, NY 112201942343959

Common questions

What is Seongpan Si, M.D.'s NPI number?

Seongpan Si, M.D.'s National Provider Identifier (NPI) is 1164422838, issued on Jul 26, 2005. An NPI identifies a provider in billing; it is not a license.

Where is Seongpan Si, M.D. located?

The NPPES record lists a practice address at 5517 7TH Ave, Brooklyn, NY, 11220. Phone: (718) 436-3023. Providers update this record themselves, so call before visiting.

How can I verify Seongpan Si, M.D.'s license?

NPPES lists New York license number 234283, 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 Seongpan Si, M.D. prescribe under Medicare Part D?

In 2024, Seongpan Si, M.D. had 113 Medicare Part D claims for 69 beneficiaries; the average among obstetrics & gynecology physician prescribers was 165. 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.