Mary J. Korpacz Fink, D.O.
Family Medicine Physician · Islip, NY
Mary J. Korpacz Fink, D.O. is a family medicine physician with a practice address in Islip, New York, and NPI 1770543068, issued on Mar 23, 2006. Check the license (New York 202371, as entered in NPPES) on the NYS Education Department, Office of the Professions; the Medicare figures below come from public CMS files.
- Name
- Mary J. Korpacz Fink
- Credential
- D.O.
- Primary taxonomy
- Family Medicine Physician 207Q00000X
- License number
- 202371 NY
Self-reported in NPPES; status is on the state search - Practice location
- 152 Islip Ave, Islip, NY 11751
- Phone
- (631) 277-1616
- Enumerated
- Mar 23, 2006
- Record last updated
- Sep 1, 2010 (not updated in 16 years: call before relying on the address or phone)
- Fax
- (631) 277-1804
- Medicare enrollment
- Enrolled (PECOS I20040904000001); accepts Medicare assignment
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest family medicine physician records → All 6,417 in New York → Look up another NPI →
Also registered at 152 Islip Ave
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Josie Bajarias, PTPhysical Therapist1609103894
- Khadim Betts, PTPhysical Therapist1245401470
- Avraham Calev, PH.D.Clinical Psychologist1396780714
- Leo Fink, D.O.Family Medicine Physician1386604957
- Genine Francis, M.D.Family Medicine Physician1386723716
- Roberta Mayer, P.T.Physical Therapist1578640967
Verify Mary J. Korpacz Fink 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 202371Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
4% fewer Medicare Part D claims than the average family medicine physician in 2024
3,389 Medicare Part D claims for 281 beneficiaries, against an average of 3,544 among the 117,163 providers of this specialty who prescribed in Part D. Brand-name drugs were 9% of claims. 41 claims were for opioids.
Most prescribed
- Atorvastatin Calcium227 claims
- Rosuvastatin Calcium149 claims
- Amlodipine Besylate140 claims
- Omeprazole106 claims
- Levothyroxine Sodium104 claims
- Metoprolol Succinate101 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.
The MIPS final score for 2023 (Medicare payment program): 91.3 of 100
The Merit-based Incentive Payment System score is reported for this clinician. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.
Source: CMS Quality Payment Program, MIPS performance year 2023; category weights for 2023 (qpp.cms.gov).
Industry payments in 2024: $32.17
1 payment: food and beverage; the largest payer was Exact Sciences Corporation. The 55,478 providers of this specialty with any payment received $902.55 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 one group practice
- Chs Physician Partners PCRoslyn, NY
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Mary J. Korpacz Fink among 6,417 family medicine physician records in New York
Mary J. Korpacz Fink, D.O. is one of 6,417 family medicine physician records with a practice address in New York. 81% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2006, is newer than 9% of them.
- NPI issued2006 · 9% of these records are older, 58% newer
- In a Medicare fileYes · 81% of these records are
- In the CMS Doctors and Clinicians fileYes · 65% of these records are
- Graduated1989 · median 2007 among the 4,188 with a school on file
- Record last updated2010 · 58% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207Q00000X and a New York practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
8 family medicine physician records list a practice address in Islip
They are 8 of the 356 NPPES records with a practice address in Islip, and 6,417 family medicine physician records in New York.
All 6,417 in New York → Every provider in Islip → Family Medicine Physician nationwide →
The 8 family medicine physician records with the nearest ZIP codes
- Nana Yaa Baffour-Awuah, M.D.Islip, NY 117511619322476
- Nirmala D'Auguste Dejesus, MDIslip, NY 117511063152767
- Christine Delgaizo, M.D.Islip, NY 117511740297415
- Gloria Escobar, MDIslip, NY 117511992978654
- Leo Fink, D.O.Islip, NY 117511386604957
- Genine Francis, M.D.Islip, NY 117511386723716
- Elaine Schaefer, D.OIslip, NY 117511871753186
- Mara Cofler -Koldorff, MDIslip Terrace, NY 117521003196171
Common questions
What is Mary J. Korpacz Fink, D.O.'s NPI number?
Mary J. Korpacz Fink, D.O.'s National Provider Identifier (NPI) is 1770543068, issued on Mar 23, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Mary J. Korpacz Fink, D.O. located?
The NPPES record lists a practice address at 152 Islip Ave, Islip, NY, 11751. Phone: (631) 277-1616. Providers update this record themselves, so call before visiting.
How can I verify Mary J. Korpacz Fink, D.O.'s license?
NPPES lists New York license number 202371, 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 Mary J. Korpacz Fink, D.O. prescribe under Medicare Part D?
In 2024, Mary J. Korpacz Fink, D.O. had 3,389 Medicare Part D claims for 281 beneficiaries; the average among family medicine physician prescribers was 3,544. Part D covers Medicare prescriptions only.
What is Mary J. Korpacz Fink, D.O.'s MIPS final score?
The 2023 MIPS final score is 91.3 of 100. 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.