NPPES file of Aug 9, 2026

Illya Tolokh, M.D., PH.D.

Neurology Physician · Burlington, MA

Illya Tolokh, M.D., PH.D. is a neurology physician with a practice address in Burlington, Massachusetts, and NPI 1528472073, issued on Jun 12, 2014. Check the license (Massachusetts 269872, as entered in NPPES) on the Massachusetts Board of Registration in Medicine; 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
1528472073
Name
Illya Tolokh
Credential
M.D., PH.D.
Primary taxonomy
Neurology Physician 2084N0400X
License number
269872 MA
Self-reported in NPPES; status is on the state search
Practice location
Lahey Hospital & Medical Center, Burlington, MA 01805
Phone
(781) 744-8640
Enumerated
Jun 12, 2014
Record last updated
Dec 4, 2019 (not updated in 7 years: call before relying on the address or phone)
Fax
(781) 744-5581
Medicare enrollment
Enrolled (PECOS I20191218001845); accepts Medicare assignment
Medical or professional school
Washington 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 Lahey Hospital & Medical Center

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

  1. Daniel Arnett, MDCardiovascular Disease Physician1972846004
  2. Florian Hackl, M.D.Anesthesiology Physician1164842613
  3. Kenya Hanspard, MDHospitalist Physician1932170305
  4. Andrea Janda, PA-CPhysician Assistant1346729860
  5. Iqra Javeed, M.D.Endocrinology, Diabetes & Metabolism Physician1568884559
  6. Livia KellyAcute Care Nurse Practitioner1073065587

Verify Illya Tolokh in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMassachusetts Board of Registration in Medicine
    Search for license 269872
    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 Massachusetts 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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13% more Medicare Part D claims than the average neurology physician in 2024

1,544 Medicare Part D claims for 250 beneficiaries, against an average of 1,370 among the 15,005 providers of this specialty who prescribed in Part D. Brand-name drugs were 7% of claims.

  1. Illya Tolokh1,544
  2. Specialty average1,370

Most prescribed

  1. Levetiracetam357 claims
  2. Lamotrigine207 claims
  3. Lacosamide124 claims
  4. Gabapentin85 claims
  5. Clobazam59 claims
  6. Phenobarbital57 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): 91.4 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.

  1. Qualityout of 100 · 30% of the final score76.9
  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: $99.77

1 payment: food and beverage; the largest payer was SK Life Science, 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. Illya Tolokh$99.77
  2. Specialty average$8,318.07

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. Lahey Clinic IncBurlington, MA

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

Illya Tolokh among 964 neurology physician records in Massachusetts

Illya Tolokh, M.D., PH.D. is one of 964 neurology physician records with a practice address in Massachusetts. 75% 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 73% of them.

  • NPI issued2014 · 73% of these records are older, 24% newer
  • In a Medicare fileYes · 75% of these records are
  • In the CMS Doctors and Clinicians fileYes · 64% of these records are
  • Graduated2014 · median 2006 among the 612 with a school on file
  • Record last updated2019 · 59% 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 Massachusetts practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

37 neurology physician records list a practice address in Burlington

They are 37 of the 2,620 NPPES records with a practice address in Burlington, and 964 neurology physician records in Massachusetts.

The 8 neurology physician records with the nearest ZIP codes

  1. Diana Apetauerova, MDBurlington, MA 018051861564346
  2. Chris Burke, M.D.Burlington, MA 018051477563088
  3. Ann Camac, MDBurlington, MA 018051275630212
  4. Paul Gross, M.D.Burlington, MA 018051063510048
  5. Jose Gutrecht, MDBurlington, MA 018051114082989
  6. Gisela Held, MDBurlington, MA 018051386707370
  7. Julie Leegwater-Kim, MD PHDBurlington, MA 018051093761587
  8. Carol Moheban, M.D.Burlington, MA 018051295891109

Common questions

What is Illya Tolokh, M.D., PH.D.'s NPI number?

Illya Tolokh, M.D., PH.D.'s National Provider Identifier (NPI) is 1528472073, issued on Jun 12, 2014. An NPI identifies a provider in billing; it is not a license.

Where is Illya Tolokh, M.D., PH.D. located?

The NPPES record lists a practice address at Lahey Hospital & Medical Center, Burlington, MA, 01805. Phone: (781) 744-8640. Providers update this record themselves, so call before visiting.

How can I verify Illya Tolokh, M.D., PH.D.'s license?

NPPES lists Massachusetts license number 269872, as entered by the provider. Search the Massachusetts Board of Registration in Medicine at https://findmydoctor.mass.gov/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

How much does Illya Tolokh, M.D., PH.D. prescribe under Medicare Part D?

In 2024, Illya Tolokh, M.D., PH.D. had 1,544 Medicare Part D claims for 250 beneficiaries; the average among neurology physician prescribers was 1,370. Part D covers Medicare prescriptions only.

What is Illya Tolokh, M.D., PH.D.'s MIPS final score?

The 2023 MIPS final score is 91.4 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.