NPPES file of Aug 9, 2026

Marie Helene Sajous, M.D., M.S.

Allergy & Immunology (Internal Medicine) Physician · Mount Kisco, NY

Marie Helene Sajous, M.D., M.S. is an allergy & immunology (internal medicine) physician with a practice address in Mount Kisco, New York, and NPI 1225176688, issued on Feb 1, 2007. Check the license (New York 225073, as entered in NPPES) on the NYS Education Department, Office of the Professions; 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
1225176688
Name
Marie Helene Sajous
Credential
M.D., M.S.
Primary taxonomy
Allergy & Immunology (Internal Medicine) Physician 207RA0201X
License numbers
225073 NY
ME 98221 FL
Self-reported in NPPES; status is on the state search
Practice location
360 N Bedford RD, Mount Kisco, NY 10549
Phone
(914) 666-7171
Enumerated
Feb 1, 2007
Record last updated
Feb 16, 2026
Medicaid IDs
07852495 NY
32000011 NH
Medicare enrollment
Enrolled (PECOS I20231129000697); accepts Medicare assignment
Medical or professional school
Js Weill Medical College, Cornell University, 2005
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 360 N Bedford RD

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

  1. Patty AlvaradoPharmacist1669643581
  2. Barbara GodlewskaPharmacist1376702001
  3. Amy Hoag, RPHPharmacist1871815258
  4. Patricia Meyer, MDFamily Medicine Physician1831251214
  5. Saira Munir, PAPhysician Assistant1922486687
  6. Jehye Neptune, M.D.Family Medicine Physician1164867123

Verify Marie Helene Sajous in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersNYS Education Department, Office of the Professions
    Search for license 225073
    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 York 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% more Medicare Part D claims than the average allergy & immunology (internal medicine) physician in 2024

1,263 Medicare Part D claims for 256 beneficiaries, against an average of 789 among the 429 providers of this specialty who prescribed in Part D. Brand-name drugs were 39% of claims.

  1. Marie Helene Sajous1,263
  2. Specialty average789

Most prescribed

  1. Fluticasone Propionate217 claims
  2. Montelukast Sodium185 claims
  3. Albuterol Sulfate Hfa105 claims
  4. Azelastine Hcl71 claims
  5. Fluticasone-Salmeterol60 claims
  6. Levocetirizine Dihydrochloride55 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 practice group's MIPS final score for 2023 (Medicare payment program): 69.4 of 100

The Merit-based Incentive Payment System score is reported for the practice group, not for one clinician alone. 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 score55.6
  2. Costout of 100 · 30%42.4
  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, group reporting; category weights for 2023 (qpp.cms.gov).

Bills Medicare through one group practice

  1. Optum Medical Care PCMount Kisco, NY

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

Marie Helene Sajous among 61 allergy & immunology (internal medicine) physician records in New York

Marie Helene Sajous, M.D., M.S. is one of 61 allergy & immunology (internal medicine) physician records with a practice address in New York. 84% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2007, is newer than 52% of them.

  • NPI issued2007 · 52% of these records are older, 38% newer
  • In a Medicare fileYes · 84% of these records are
  • In the CMS Doctors and Clinicians fileYes · 62% of these records are
  • Graduated2005 · median 1999 among the 38 with a school on file
  • Record last updated2026 · 69% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RA0201X and a New York practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Allergy & Immunology (Internal Medicine) Physician providers in New York

There are 61 allergy & immunology (internal medicine) physician records in New York.

The 8 allergy & immunology (internal medicine) physician records with the nearest ZIP codes

  1. Laura Mechanic, MDWhite Plains, NY 106041134128945
  2. Mili ShumWest Harrison, NY 106041407134224
  3. Gabriele De VosBronx, NY 104691992863146
  4. Merhunisa Karagic, M.D.Bronx, NY 104611023421682
  5. Joan Lehach, M.D.New Rochelle, NY 108051740241785
  6. Aleena Mahmood, MDMiddletown, NY 109401538785506
  7. Sherry Farzan, M.D.Great Neck, NY 110211902082431
  8. Elizabeth Leef Jacobson, MDNew York, NY 100751053467886

Common questions

What is Marie Helene Sajous, M.D., M.S.'s NPI number?

Marie Helene Sajous, M.D., M.S.'s National Provider Identifier (NPI) is 1225176688, issued on Feb 1, 2007. An NPI identifies a provider in billing; it is not a license.

Where is Marie Helene Sajous, M.D., M.S. located?

The NPPES record lists a practice address at 360 N Bedford RD, Mount Kisco, NY, 10549. Phone: (914) 666-7171. Providers update this record themselves, so call before visiting.

How can I verify Marie Helene Sajous, M.D., M.S.'s license?

NPPES lists New York license number 225073, as entered by the provider. Search the NYS Education Department, Office of the Professions at https://www.op.nysed.gov/services/verifications/online-verification-searches. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

How much does Marie Helene Sajous, M.D., M.S. prescribe under Medicare Part D?

In 2024, Marie Helene Sajous, M.D., M.S. had 1,263 Medicare Part D claims for 256 beneficiaries; the average among allergy & immunology (internal medicine) physician prescribers was 789. Part D covers Medicare prescriptions only.

What is Marie Helene Sajous, M.D., M.S.'s MIPS final score?

The 2023 MIPS final score is 69.4 of 100, reported for the practice group. 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.