Jeffrey Robert Koretzky, MD
Internal Medicine Physician · Howell, NJ
Jeffrey Robert Koretzky, MD is an internal medicine physician with a practice address in Howell, New Jersey, and NPI 1942271283, issued on Jan 26, 2006. Check the license (New Jersey 25MA06614600, as entered in NPPES) on the New Jersey State Board of Medical Examiners; the Medicare figures below come from public CMS files.
- Name
- Jeffrey Robert Koretzky
- Credential
- MD
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License number
- 25MA06614600 NJ
Self-reported in NPPES; status is on the state search - Practice location
- 4618 Route 9 South, Howell, NJ 07731
- Phone
- (732) 364-5533
- Enumerated
- Jan 26, 2006
- Record last updated
- Aug 21, 2014 (not updated in 12 years: call before relying on the address or phone)
- Fax
- (732) 367-1325
- Medicaid ID
- 7421702 NJ
- Medicare enrollment
- Enrolled (PECOS I20050616001042); accepts Medicare assignment
- Medical or professional school
- Rutgers New Jersey Medical School, 1993
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest internal medicine physician records → All 4,632 in New Jersey → Look up another NPI →
Also registered at 4618 Route 9 South
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Kenneth Lipkowitz, MDInternal Medicine Physician1588635817
Verify Jeffrey Robert Koretzky in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersNew Jersey State Board of Medical Examiners
Search for license 25MA06614600Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
2.3 times the Medicare Part D claims of the average internal medicine physician in 2024
7,215 Medicare Part D claims for 608 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. Brand-name drugs were 11% of claims. 72 claims were for opioids.
Most prescribed
- Alprazolam331 claims
- Levothyroxine Sodium274 claims
- Clindamycin Hcl247 claims
- Atorvastatin Calcium236 claims
- Simvastatin229 claims
- Metformin Hcl189 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): 12.4 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: $390.05
24 payments; by number, the most common kind was food and beverage; the largest payer was AstraZeneca Pharmaceuticals LP. The 50,334 providers of this specialty with any payment received $1,303.06 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.
Jeffrey Robert Koretzky among 4,632 internal medicine physician records in New Jersey
Jeffrey Robert Koretzky, MD is one of 4,632 internal medicine physician records with a practice address in New Jersey. 82% 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 8% of them.
- NPI issued2006 · 8% of these records are older, 50% newer
- In a Medicare fileYes · 82% of these records are
- In the CMS Doctors and Clinicians fileYes · 68% of these records are
- Graduated1993 · median 2000 among the 3,132 with a school on file
- Record last updated2014 · 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 207R00000X and a New Jersey practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
14 internal medicine physician records list a practice address in Howell
They are 14 of the 427 NPPES records with a practice address in Howell, and 4,632 internal medicine physician records in New Jersey.
All 4,632 in New Jersey → Every provider in Howell → Internal Medicine Physician nationwide →
The 8 internal medicine physician records with the nearest ZIP codes
- Stuti Agrawal, MDHowell, NJ 077311154395192
- Paul Axelrad, M.D.Howell, NJ 077311689765620
- Durga Bodala, MDHowell, NJ 077311750341392
- Elizabeth Pinky De Perio, M.D.Howell, NJ 077311033138540
- Kenneth Lipkowitz, MDHowell, NJ 077311588635817
- Xiaoming Liu, M.D.Howell, NJ 077311679674816
- David Lombardi, MDHowell, NJ 077311144368358
- Diego Morreale, M.D.Howell, NJ 077311770583098
Common questions
What is Jeffrey Robert Koretzky, MD's NPI number?
Jeffrey Robert Koretzky, MD's National Provider Identifier (NPI) is 1942271283, issued on Jan 26, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Jeffrey Robert Koretzky, MD located?
The NPPES record lists a practice address at 4618 Route 9 South, Howell, NJ, 07731. Phone: (732) 364-5533. Providers update this record themselves, so call before visiting.
How can I verify Jeffrey Robert Koretzky, MD's license?
NPPES lists New Jersey license number 25MA06614600, as entered by the provider. Search the New Jersey State Board of Medical Examiners at https://newjersey.mylicense.com/verification/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Jeffrey Robert Koretzky, MD prescribe under Medicare Part D?
In 2024, Jeffrey Robert Koretzky, MD had 7,215 Medicare Part D claims for 608 beneficiaries; the average among internal medicine physician prescribers was 3,176. Part D covers Medicare prescriptions only.
What is Jeffrey Robert Koretzky, MD's MIPS final score?
The 2023 MIPS final score is 12.4 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.