NPPES file of Aug 9, 2026

Zenowij Majuk, MD

Gastroenterology Physician · Santa Cruz, CA

Zenowij Majuk, MD is a gastroenterology physician with a practice address in Santa Cruz, California, and NPI 1851376297, issued on Dec 8, 2005. Check the license (California G63264, as entered in NPPES) on the Medical Board of California; 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
1851376297
Name
Zenowij Majuk
Credential
MD
Primary taxonomy
Gastroenterology Physician 207RG0100X
License number
G63264 CA
Self-reported in NPPES; status is on the state search
Practice location
1505 Soquel Dr, Santa Cruz, CA 95065
Phone
(831) 713-5050
Enumerated
Dec 8, 2005
Record last updated
Apr 5, 2013 (not updated in 13 years: call before relying on the address or phone)
Fax
(831) 475-0101
Medicaid ID
00G632641 CA
Medicare enrollment
Enrolled (PECOS I20050325000568); accepts Medicare assignment
Medical or professional school
Albert Einstein College Of Medicine Of Yeshiva University, 1985
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 1505 Soquel Dr

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

  1. Justin Bennet, MD PHDGastroenterology Physician1134299308
  2. John Coffey, D.D.S.Dentist1821109158
  3. Courtney DimpelPhysician Assistant1801461983
  4. Brian Martin, PACPhysician Assistant1639182843
  5. Gerald O'Grady, M.D.Cardiovascular Disease Physician1881612513
  6. Thaila Ramanujam, MDSpecialist1801999206

Verify Zenowij Majuk in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMedical Board of California
    Search for license G63264
    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 California 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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12% fewer Medicare Part D claims than the average gastroenterology physician in 2024

712 Medicare Part D claims for 291 beneficiaries, against an average of 811 among the 16,445 providers of this specialty who prescribed in Part D. Brand-name drugs were 20% of claims.

  1. Zenowij Majuk712
  2. Specialty average811

Most prescribed

  1. Sod Sulf-Potass Sulf-Mag Sulf153 claims
  2. Omeprazole102 claims
  3. Pantoprazole Sodium60 claims
  4. Mesalamine43 claims
  5. Gavilyte-G25 claims
  6. Zenpep24 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): 30 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 score0.0
  2. Costout of 100 · 30%100.0
  3. Promoting interoperabilitynot scored (reweighted)
  4. Improvement activities0 of 40 points · 15%0.0

Source: CMS Quality Payment Program, MIPS performance year 2023; category weights for 2023 (qpp.cms.gov).

Industry payments in 2024: $1,037.58

43 payments; by number, the most common kind was food and beverage; the largest payer was Abbvie Inc. The 13,350 providers of this specialty with any payment received $5,015.95 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Zenowij Majuk$1,037.58
  2. Specialty average$5,015.95

Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.

Zenowij Majuk among 2,140 gastroenterology physician records in California

Zenowij Majuk, MD is one of 2,140 gastroenterology physician records with a practice address in California. 83% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2005, is newer than 0% of them.

  • NPI issued2005 · 0% of these records are older, 93% newer
  • In a Medicare fileYes · 83% of these records are
  • In the CMS Doctors and Clinicians fileYes · 72% of these records are
  • Graduated1985 · median 2002 among the 1,538 with a school on file
  • Record last updated2013 · 60% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RG0100X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Gastroenterology Physician providers in California

There are 2,140 gastroenterology physician records in California.

The 8 gastroenterology physician records with the nearest ZIP codes

  1. David Anjelly, M.D.Santa Cruz, CA 950651629338603
  2. Justin Bennet, MD PHDSanta Cruz, CA 950651134299308
  3. Geoffrey Bernstein, MDSanta Cruz, CA 950651609855741
  4. Krish GandhiSanta Cruz, CA 950651215382080
  5. Kourosh Ghassemi, MDSanta Cruz, CA 950651215016969
  6. Treta Goyal, M.B.B.S,, M.P.H.Santa Cruz, CA 950651558612770
  7. Thomas LarsonSanta Cruz, CA 950651427038017
  8. Gordon Lee, MDSanta Cruz, CA 950651124100367

Common questions

What is Zenowij Majuk, MD's NPI number?

Zenowij Majuk, MD's National Provider Identifier (NPI) is 1851376297, issued on Dec 8, 2005. An NPI identifies a provider in billing; it is not a license.

Where is Zenowij Majuk, MD located?

The NPPES record lists a practice address at 1505 Soquel Dr, Santa Cruz, CA, 95065. Phone: (831) 713-5050. Providers update this record themselves, so call before visiting.

How can I verify Zenowij Majuk, MD's license?

NPPES lists California license number G63264, as entered by the provider. Search the Medical Board of California at https://www.mbc.ca.gov/License-Verification/default.aspx. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

How much does Zenowij Majuk, MD prescribe under Medicare Part D?

In 2024, Zenowij Majuk, MD had 712 Medicare Part D claims for 291 beneficiaries; the average among gastroenterology physician prescribers was 811. Part D covers Medicare prescriptions only.

What is Zenowij Majuk, MD's MIPS final score?

The 2023 MIPS final score is 30 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.