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Obstetrics/Gynecology

Susan H. Lee, MD

Works at hospitals in Riverhead, NY · Stony Brook, NY · New York

Summary

Dr. Susan H. Lee, MD is an OB-GYN at 1300 Roanoke Ave, Riverhead, NY 11901. Phone: (631) 548-6000. Accepts Medicare assignment. In 2024, Susan H. Lee had 127 Original Medicare patients and 284 services. NPI 1720030042. 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.

From official Medicare data

This page shows what Medicare's official clinician data says about Susan H. Lee, 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 Susan H. Lee accept Medicare assignment?
Yes. Medicare's clinician data says Susan H. Lee 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 Susan H. Lee see?
In 2024, CMS data shows 127 Original Medicare patients and 284 services for Susan H. Lee. This counts Original Medicare only and measures volume, not quality.
What is Susan H. Lee's NPI number?
1720030042. 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 Susan H. Lee, 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 patients127
Services billed to Medicare284
Different services or procedures20
Participating Medicare providerYes
Average age of these patients73

Most frequent services

  1. Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more (99214)109 services
  2. Measurement of lymphedema extracellular fluid (93702)39 services
  3. New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more (99203)25 services
  4. Partial removal of breast (19301)18 services
  5. New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more (99204)18 services

Chronic conditions among these patients

Share of this clinician’s Original Medicare patients with each condition, as published by CMS (it describes the patients, not the care given).

  • High cholesterol75%
  • Cancer (breast, colorectal, lung, prostate, endometrial or leukemia/lymphoma)74%
  • High blood pressure65%
  • Arthritis46%
  • Osteoporosis31%
  • Anxiety24%

Hospitals where Susan H. Lee works

Medicare's Facility Affiliation Data lists Susan H. Lee 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.

  • Peconic Bay Medical CenterRiverhead, NY · Acute Care Hospital · Medicare rating: 2 of 5 stars · Emergency services: listed by Medicare · CCN 330107
  • Suny/Stony Brook University HospitalStony Brook, NY · Acute Care Hospital · Medicare rating: 5 of 5 stars · Emergency services: listed by Medicare · CCN 330393

Practice locations

Addresses where Susan H. Lee is enrolled with Medicare (CMS data updated October 2, 2026).

Group practices

Medicare enrollment lists Susan H. Lee as a member of this group (CMS data updated October 2, 2026).

  • North Shore-Lij Medical PC6,440 clinicians in the group

Specialties

Find other Obstetrics/Gynecology doctors in New York →

Other OB-GYNs in Riverhead

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

All OB-GYNs in Riverhead →

Other clinicians in North Shore-Lij Medical PC

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

Clinician information

CredentialMD
Graduation year1991 (35 years since medical school)
Gender (as listed)Female
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1720030042
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