NPPES file of Aug 9, 2026

Mark Leekoff, MD

Neurology Physician · Bridgewater, NJ

Mark Leekoff, MD is a neurology physician with a practice address in Bridgewater, New Jersey, and NPI 1598183311, issued on Mar 29, 2014. Check the license (New Jersey 25MA10958400, as entered in NPPES) on the New Jersey State Board of Medical Examiners; 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
1598183311
Name
Mark Leekoff
Credential
MD
Primary taxonomy
Neurology Physician 2084N0400X
License number
25MA10958400 NJ
Self-reported in NPPES; status is on the state search
Practice location
1125 Route 22 Ste 155, Bridgewater, NJ 08807
Phone
(908) 947-9863
Enumerated
Mar 29, 2014
Record last updated
Jul 2, 2024
Fax
(732) 560-3206
Medicare enrollment
Enrolled (PECOS I20210729003562); accepts Medicare assignment
Medical or professional school
West Virginia University School Of Medicine, 2014
Telehealth
Offers telehealth (CMS)
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 1125 Route 22 Ste 155

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

  1. Taylore Chanillo, NP, APRN, FNP-BC, RNFamily Nurse Practitioner1982352530
  2. Mayce Haj-AliRheumatology Physician1205280641
  3. Justin Lo Re, D.O.Neurology Physician1073052999

Verify Mark Leekoff in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersNew Jersey State Board of Medical Examiners
    Search for license 25MA10958400
    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 Jersey 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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60% fewer Medicare Part D claims than the average neurology physician in 2024

554 Medicare Part D claims for 170 beneficiaries, against an average of 1,370 among the 15,005 providers of this specialty who prescribed in Part D. Brand-name drugs were 17% of claims.

  1. Mark Leekoff554
  2. Specialty average1,370

Most prescribed

  1. Baclofen62 claims
  2. Dalfampridine Er37 claims
  3. Gabapentin37 claims
  4. Oxybutynin Chloride Er25 claims
  5. Dimethyl Fumarate24 claims
  6. Modafinil23 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): 93.7 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.

  1. Qualityout of 100 · 30% of the final score77.8
  2. Costnot scored (reweighted)
  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; category weights for 2023 (qpp.cms.gov).

Industry payments in 2024: $39,889.53

144 payments; by number, the most common kind was food and beverage; the largest payer was TG Therapeutics, Inc. The 10,858 providers of this specialty with any payment received $8,318.07 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Mark Leekoff$39,890
  2. Specialty average$8,318

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

  1. Practice Associates Medical GroupMorristown, NJ

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

Mark Leekoff among 577 neurology physician records in New Jersey

Mark Leekoff, MD is one of 577 neurology 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 2014, is newer than 78% of them.

  • NPI issued2014 · 78% of these records are older, 20% newer
  • In a Medicare fileYes · 82% of these records are
  • In the CMS Doctors and Clinicians fileYes · 72% of these records are
  • Graduated2014 · median 2002 among the 417 with a school on file
  • Record last updated2024 · 50% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 2084N0400X and a New Jersey practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Neurology Physician providers in New Jersey

There are 577 neurology physician records in New Jersey.

The 8 neurology physician records with the nearest ZIP codes

  1. Imran Khan, M.DBridgewater, NJ 088071669728556
  2. Justin Lo Re, D.O.Bridgewater, NJ 088071073052999
  3. Srinivasa Potluri, MDBridgewater, NJ 088071427088897
  4. Andrea Reznik, MDBridgewater, NJ 088071780644641
  5. Andrew Sylvester, M.D.Bridgewater, NJ 088071770560120
  6. Dipakkumar Pandya, M.D.Annandale, NJ 088011265486294
  7. Manish Viradia, MDAnnandale, NJ 088011457345324
  8. Tiffany Walck, APN-CAnnandale, NJ 088011952043200

Common questions

What is Mark Leekoff, MD's NPI number?

Mark Leekoff, MD's National Provider Identifier (NPI) is 1598183311, issued on Mar 29, 2014. An NPI identifies a provider in billing; it is not a license.

Where is Mark Leekoff, MD located?

The NPPES record lists a practice address at 1125 Route 22 Ste 155, Bridgewater, NJ, 08807. Phone: (908) 947-9863. Providers update this record themselves, so call before visiting.

How can I verify Mark Leekoff, MD's license?

NPPES lists New Jersey license number 25MA10958400, 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 Mark Leekoff, MD prescribe under Medicare Part D?

In 2024, Mark Leekoff, MD had 554 Medicare Part D claims for 170 beneficiaries; the average among neurology physician prescribers was 1,370. Part D covers Medicare prescriptions only.

What is Mark Leekoff, MD's MIPS final score?

The 2023 MIPS final score is 93.7 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.