NPPES file of Aug 9, 2026

Stacy Sun, M.D.

Obstetrics & Gynecology Physician · Rochester, NY

Stacy Sun, M.D. is an obstetrics & gynecology physician with a practice address in Rochester, New York, and NPI 1780096982, issued on May 22, 2014. Check the license (New York 3042942, 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 2023 and 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1780096982
Name
Stacy Sun
Credential
M.D.
Primary taxonomy
Obstetrics & Gynecology Physician 207V00000X
License numbers
3042942 NY
304942 NY
Self-reported in NPPES; status is on the state search
Practice location
125 Lattimore RD Ste 200, Rochester, NY 14620
Phone
(585) 273-3608
Enumerated
May 22, 2014
Record last updated
Jul 3, 2023
Medicare enrollment
Enrolled (PECOS I20200903000509); accepts Medicare assignment
Medical or professional school
Tulane University School Of Medicine, 2014
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 125 Lattimore RD Ste 200

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

  1. Jennifer Anthony, NPPsychiatric/Mental Health Nurse Practitioner1891460150
  2. Rachel Cooper, CNMAdvanced Practice Midwife1851721294
  3. Kari Foster, NPFamily Nurse Practitioner1144992694
  4. Megan Johncox, CNMAdvanced Practice Midwife1083283477
  5. Caitlin Legros, CNMAdvanced Practice Midwife1891088134
  6. Julia Maccallum, MD, MPHObstetrics & Gynecology Physician1730445131

Verify Stacy Sun 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 3042942
    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

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

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81% fewer Medicare Part D claims than the average obstetrics & gynecology physician in 2024

32 Medicare Part D claims for 15 beneficiaries, against an average of 165 among the 28,733 providers of this specialty who prescribed in Part D.

  1. Stacy Sun32
  2. Specialty average165

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.

The practice group's MIPS final score for 2023 (Medicare payment program): 76.8 of 100

The Merit-based Incentive Payment System score is reported for the practice group, not for one clinician alone. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.

  1. Qualityout of 100 · 30% of the final score68.2
  2. Costout of 100 · 30%42.7
  3. Promoting interoperabilityout of 100 · 25%100.0
  4. Improvement activities40 of 40 points · 15%100.0

Source: CMS Quality Payment Program, MIPS performance year 2023, group reporting; category weights for 2023 (qpp.cms.gov).

Bills Medicare through 2 group practices

  1. Strong Obstetrics-Gynecology GroupRochester, NY
  2. University OF RochesterRochester, NY

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

Stacy Sun among 3,174 obstetrics & gynecology physician records in New York

Stacy Sun, 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 2014, is newer than 78% of them.

  • NPI issued2014 · 78% of these records are older, 19% newer
  • In a Medicare fileYes · 76% of these records are
  • In the CMS Doctors and Clinicians fileYes · 59% of these records are
  • Graduated2014 · median 2002 among the 1,870 with a school on file
  • Record last updated2023 · 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. W Patrick Bernal, M.D.Rochester, NY 146201891750048
  2. Joan Chisholm, M.D.Rochester, NY 146201063584977
  3. Rita Clement, MDRochester, NY 146201508834201
  4. Steven Eisinger, M.D.Rochester, NY 146201932144706
  5. Kelly Herron, M.D.Rochester, NY 146201447215330
  6. Eufemia Mariano, MDRochester, NY 146201114995438
  7. Roger Olander, MDRochester, NY 146201063489839
  8. Johann Piquion-Joseph, MDRochester, NY 146201508838269

Common questions

What is Stacy Sun, M.D.'s NPI number?

Stacy Sun, M.D.'s National Provider Identifier (NPI) is 1780096982, issued on May 22, 2014. An NPI identifies a provider in billing; it is not a license.

Where is Stacy Sun, M.D. located?

The NPPES record lists a practice address at 125 Lattimore RD Ste 200, Rochester, NY, 14620. Phone: (585) 273-3608. Providers update this record themselves, so call before visiting.

How can I verify Stacy Sun, M.D.'s license?

NPPES lists New York license number 3042942, 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 Stacy Sun, M.D. prescribe under Medicare Part D?

In 2024, Stacy Sun, M.D. had 32 Medicare Part D claims for 15 beneficiaries; the average among obstetrics & gynecology physician prescribers was 165. Part D covers Medicare prescriptions only.

What is Stacy Sun, M.D.'s MIPS final score?

The 2023 MIPS final score is 76.8 of 100, reported for the practice group. The average among 454,083 clinicians with a measured score was 83.5.

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.