NPPES file of Aug 9, 2026

Marisa A. Kollmeier, MD

Radiation Oncology Physician · New York, NY

Marisa A. Kollmeier, MD is a radiation oncology physician with a practice address in New York, New York, and NPI 1215917612, issued on Jan 20, 2006. Check the license (New York 220156, 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
1215917612
Name
Marisa A. Kollmeier
Credential
MD
Primary taxonomy
Radiation Oncology Physician 2085R0001X
License number
220156 NY
Self-reported in NPPES; status is on the state search
Practice location
1275 York Ave, New York, NY 10065
Phone
(212) 639-3952
Enumerated
Jan 20, 2006
Record last updated
May 5, 2010 (not updated in 16 years: call before relying on the address or phone)
Medicare enrollment
Enrolled (PECOS I20041027001159); accepts Medicare assignment
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 1275 York Ave

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

  1. Nivedita Aanur, M.D.Internal Medicine Physician1982833471
  2. Amy Aaronson, AC-PNP, RNCritical Care Pediatric Nurse Practitioner1407323504
  3. Michelle Abboud, N.P.Acute Care Nurse Practitioner1730596008
  4. Gina Abdulahad, PA-CPhysician Assistant1174027064
  5. Wassim Abida, MD, PHDHematology & Oncology Physician1518101096
  6. Lincy Abraham, NPPediatric Nurse Practitioner1295003739

Verify Marisa A. Kollmeier 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 220156
    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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57% fewer Medicare Part D claims than the average radiation oncology physician in 2024

58 Medicare Part D claims for 24 beneficiaries, against an average of 134 among the 4,851 providers of this specialty who prescribed in Part D.

  1. Marisa Kollmeier58
  2. Specialty average134

Most prescribed

  1. Tamsulosin Hcl24 claims
  2. Oxybutynin Chloride Er11 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): 96 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 score92.6
  2. Costnot scored (reweighted)
  3. Promoting interoperabilitynot scored (reweighted)
  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).

Industry payments in 2024: $1,871.73

3 payments; by number, the most common kind was food and beverage; the largest payer was Siemens Medical Solutions USA, Inc. The 3,275 providers of this specialty with any payment received $1,897.85 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Marisa Kollmeier$1,871.73
  2. Specialty average$1,897.85

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. Memorial Radiation Oncology GroupUniondale, NY

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

Marisa A. Kollmeier among 449 radiation oncology physician records in New York

Marisa A. Kollmeier, MD is one of 449 radiation oncology physician records with a practice address in New York. 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 2006, is newer than 14% of them.

  • NPI issued2006 · 14% of these records are older, 53% newer
  • In a Medicare fileYes · 83% of these records are
  • In the CMS Doctors and Clinicians fileYes · 74% of these records are
  • Graduated1999 · median 2005 among the 331 with a school on file
  • Record last updated2010 · 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 2085R0001X and a New York practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Radiation Oncology Physician providers in New York

There are 449 radiation oncology physician records in New York.

The 8 radiation oncology physician records with the nearest ZIP codes

  1. Christopher Barker, M.D.New York, NY 100651598959058
  2. Oren Cahlon, M.D.New York, NY 100651811155633
  3. Timothy Chan, MD, PHDNew York, NY 100651538205620
  4. Silvia Formenti, M.D.New York, NY 100651568463339
  5. Daniel Higginson, M.D.New York, NY 100651043472152
  6. Jonathan Knisely, MDNew York, NY 100651245228246
  7. Sean McBride, MDNew York, NY 100651265671879
  8. William Polkinghorn, MDNew York, NY 100651821125287

Common questions

What is Marisa A. Kollmeier, MD's NPI number?

Marisa A. Kollmeier, MD's National Provider Identifier (NPI) is 1215917612, issued on Jan 20, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Marisa A. Kollmeier, MD located?

The NPPES record lists a practice address at 1275 York Ave, New York, NY, 10065. Phone: (212) 639-3952. Providers update this record themselves, so call before visiting.

How can I verify Marisa A. Kollmeier, MD's license?

NPPES lists New York license number 220156, 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 Marisa A. Kollmeier, MD prescribe under Medicare Part D?

In 2024, Marisa A. Kollmeier, MD had 58 Medicare Part D claims for 24 beneficiaries; the average among radiation oncology physician prescribers was 134. Part D covers Medicare prescriptions only.

What is Marisa A. Kollmeier, MD's MIPS final score?

The 2023 MIPS final score is 96 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.