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Obstetrics/Gynecology

Wojciech Ryncarz, MD

Works at hospitals in Brooklyn, NY · New York

Summary

Dr. Wojciech Ryncarz, MD is an OB-GYN at 374 Stockholm St, Brooklyn, NY 11237. Phone: (718) 963-7266. Accepts Medicare assignment. In 2024, Wojciech Ryncarz had 16 Original Medicare patients and 29 services. NPI 1144511684. Source: CMS National Downloadable File, updated October 2, 2026; CMS Facility Affiliation Data, updated October 2, 2026; CMS Medicare Physician & Other Practitioners, data year 2024.

  • Specialty: OB-GYN (Medicare lists Obstetrics/Gynecology)
  • Address: 374 Stockholm St, Brooklyn, NY 11237 · Directions
  • Phone: (718) 963‑7266
  • Medicare: Accepts Medicare assignment
  • Hospital: Wyckoff Heights Medical Center
  • Group practice: Wyckoff Professional Medical Services PC
  • Medical school: graduated 1993 (33 years since medical school)
  • Gender (as listed): Male

From official Medicare data

This page shows what Medicare's official clinician data says about Wojciech Ryncarz, joined by NPI number (data updated October 2, 2026). It is not a recommendation or a rating. Call the office or hospital to confirm before you go.

In a medical emergency, call 911.

Quick answers

Does Wojciech Ryncarz accept Medicare assignment?
Yes. Medicare's clinician data says Wojciech Ryncarz accepts Medicare assignment (the Medicare-approved amount as full payment for covered services), as of October 2, 2026. Ask the office to confirm before your visit.
How many Medicare patients does Wojciech Ryncarz see?
In 2024, CMS data shows 16 Original Medicare patients and 29 services for Wojciech Ryncarz. This counts Original Medicare only and measures volume, not quality.
What is Wojciech Ryncarz's NPI number?
1144511684. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.

Medicare activity in 2024

Official CMS public-use data for Wojciech Ryncarz, data year 2024 (released May 21, 2026). It covers Original Medicare (fee-for-service) patients only, not Medicare Advantage or other insurance. It shows volume, not quality or outcomes. CMS hides any count of 10 or fewer patients.

Original Medicare patients16
Services billed to Medicare29
Different services or procedures14
Participating Medicare providerYes
Average age of these patients66

Hospitals where Wojciech Ryncarz works

Medicare's Facility Affiliation Data lists Wojciech Ryncarz at these hospitals (updated October 2, 2026). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians. Star rating and emergency services: Hospital General Information (CMS), data updated October 26, 2026.

Practice locations

Addresses where Wojciech Ryncarz is enrolled with Medicare (CMS data updated October 2, 2026).

Group practices

Medicare enrollment lists Wojciech Ryncarz as a member of this group (CMS data updated October 2, 2026).

  • Wyckoff Professional Medical Services PC157 clinicians in the group

Specialties

Find other Obstetrics/Gynecology doctors in New York →

Other OB-GYNs in Brooklyn

Clinicians with the same Medicare primary specialty in Brooklyn, NY — not a recommendation.

All OB-GYNs in Brooklyn →

Other clinicians in Wyckoff Professional Medical Services PC

Medicare enrollment lists these clinicians in the same group practice — not a recommendation.

Clinician information

CredentialMD
Graduation year1993 (33 years since medical school)
Gender (as listed)Male
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1144511684
CorrectionsReport an error or suggest an update →

Most corrections must be made at the source: clinicians update their NPI Registry record (NPPES) and their Medicare enrollment (PECOS); this page follows the next data release.

Sources

  1. Facility Affiliation Data — Centers for Medicare & Medicaid Services (CMS), data updated October 2, 2026, retrieved October 29, 2026
  2. Hospital General Information — CMS, data updated October 26, 2026, retrieved November 13, 2026
  3. National Downloadable File (Doctors and Clinicians) — CMS, data updated October 2, 2026, retrieved October 29, 2026
  4. Medicare Physician & Other Practitioners - by Provider — CMS, data year 2024, released May 21, 2026; Medicare Physician & Other Practitioners - by Provider and Service
  5. NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
  6. Medicare Care Compare — official Medicare tool to look up clinicians