NPPES file of Aug 9, 2026

Marc Adam Weiskopf, MD

Neurology Physician · Peabody, MA

Marc Adam Weiskopf, MD is a neurology physician with a practice address in Peabody, Massachusetts, and NPI 1922233360, issued on May 28, 2009. Check the license (Massachusetts 255992, 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 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1922233360
Name
Marc Adam Weiskopf
Credential
MD
Primary taxonomy
Neurology Physician 2084N0400X
License number
255992 MA
Self-reported in NPPES; status is on the state search
Practice location
6 Essex Center Dr, Peabody, MA 01960
Phone
(978) 532-8010
Enumerated
May 28, 2009
Record last updated
Jul 31, 2014 (not updated in 12 years: call before relying on the address or phone)
Fax
(978) 532-8011
Medicare enrollment
Enrolled (PECOS I20161205000265); accepts Medicare assignment
Medical or professional school
State University Of New York At Buffalo School Of Medicine, 2009
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 6 Essex Center Dr

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

  1. Bart Blaeser, D.M.D., M.D.Oral and Maxillofacial Surgery (Dentist)1477544609
  2. Cynthia Brown, MDNeurology Physician1861443798
  3. Daniel Brown, DPMPodiatrist1124133657
  4. Joanne Brown, LICSWClinical Social Worker1821329111
  5. Robert Canova, M.D.Nephrology Physician1437183720
  6. Matthew Capozzi, DPMFoot & Ankle Surgery Podiatrist1821298241

Verify Marc Adam Weiskopf 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 255992
    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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3.4 times the Medicare Part D claims of the average neurology physician in 2024

4,594 Medicare Part D claims for 731 beneficiaries, against an average of 1,370 among the 15,005 providers of this specialty who prescribed in Part D. Brand-name drugs were 9% of claims.

  1. Marc Weiskopf4,594
  2. Specialty average1,370

Most prescribed

  1. Donepezil Hcl507 claims
  2. Carbidopa-Levodopa415 claims
  3. Gabapentin354 claims
  4. Levetiracetam307 claims
  5. Memantine Hcl228 claims
  6. Divalproex Sodium169 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.

Industry payments in 2024: $5,555.56

245 payments; by number, the most common kind was food and beverage; the largest payer was Abbvie 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. Marc Weiskopf$5,555.56
  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. Essex Neurological Associates PCPeabody, MA

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

Marc Adam Weiskopf among 964 neurology physician records in Massachusetts

Marc Adam Weiskopf, MD 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 2009, is newer than 57% of them.

  • NPI issued2009 · 57% of these records are older, 39% newer
  • In a Medicare fileYes · 75% of these records are
  • In the CMS Doctors and Clinicians fileYes · 64% of these records are
  • Graduated2009 · median 2006 among the 612 with a school on file
  • Record last updated2014 · 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).

Neurology Physician providers in Massachusetts

There are 964 neurology physician records in Massachusetts.

The 8 neurology physician records with the nearest ZIP codes

  1. Amy Amick, M.D.Peabody, MA 019601790975829
  2. Cynthia Brown, MDPeabody, MA 019601861443798
  3. Kara Chisholm, MDPeabody, MA 019601548485741
  4. David Crowley, M.D.Peabody, MA 019601124097712
  5. Andrew Leader-Cramer, M.D.Peabody, MA 019601942278171
  6. Sanford Levy, M.D.Peabody, MA 019601245209840
  7. Anna Litvak, M.D.Peabody, MA 019601093784688
  8. Edgar Robertson, M.D.Peabody, MA 019601003885203

Common questions

What is Marc Adam Weiskopf, MD's NPI number?

Marc Adam Weiskopf, MD's National Provider Identifier (NPI) is 1922233360, issued on May 28, 2009. An NPI identifies a provider in billing; it is not a license.

Where is Marc Adam Weiskopf, MD located?

The NPPES record lists a practice address at 6 Essex Center Dr, Peabody, MA, 01960. Phone: (978) 532-8010. Providers update this record themselves, so call before visiting.

How can I verify Marc Adam Weiskopf, MD's license?

NPPES lists Massachusetts license number 255992, 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 Marc Adam Weiskopf, MD prescribe under Medicare Part D?

In 2024, Marc Adam Weiskopf, MD had 4,594 Medicare Part D claims for 731 beneficiaries; the average among neurology physician prescribers was 1,370. Part D covers Medicare prescriptions only.

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.