NPPES file of Aug 9, 2026

Michael D. Hollander, MD

Diagnostic Radiology Physician · Danbury, CT

Michael D. Hollander, MD is a diagnostic radiology physician with a practice address in Danbury, Connecticut, and NPI 1164466744, issued on Jun 15, 2006. Check the license (Connecticut 55264, as entered in NPPES) on the Connecticut Medical Examining Board; 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
1164466744
Name
Michael D. Hollander
Credential
MD
Primary taxonomy
Diagnostic Radiology Physician 2085R0202X
License numbers
55264 CT
0101230387 VA
Self-reported in NPPES; status is on the state search
Practice location
2 Riverview Dr, Danbury, CT 06810
Phone
(203) 426-3002
Enumerated
Jun 15, 2006
Record last updated
Mar 17, 2018 (not updated in 8 years: call before relying on the address or phone)
Medicaid ID
007234694 VA
Medicare enrollment
Enrolled (PECOS I20160804002617); accepts Medicare assignment
Medical or professional school
Georgetown University School Of Medicine, 1991
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 2 Riverview Dr

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

  1. Peter Ackerman, PA-C, ATC, CSCSSurgical Physician Assistant1487614160
  2. Kristin Aponte, PA-CSurgical Physician Assistant1073097283
  3. Abiola Atanda, M.DOrthopaedic Surgery Physician1477814671
  4. Philip Black, ATC, PA-CSurgical Physician Assistant1023587094
  5. G Darrow, PA-CSurgical Physician Assistant1437190618
  6. James Depuy, MDOrthopaedic Surgery Physician1184726598

Verify Michael D. Hollander in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersConnecticut Medical Examining Board
    Search for license 55264
    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 Connecticut 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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The MIPS final score for 2023 (Medicare payment program): 71 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 score84.9
  2. Costout of 100 · 30%66.0
  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: $50.86

1 payment: food and beverage; the largest payer was Medtronic, Inc. The 8,048 providers of this specialty with any payment received $2,488.38 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Michael Hollander$50.86
  2. Specialty average$2,488.38

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

Bills Medicare through 3 group practices

  1. Danbury Radiological Associates, PCDanbury, CT
  2. Radiology And Imaging Specialists OF LakelandWestport, CT
  3. Specialty Imaging Associates LLCDanbury, CT

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

Michael D. Hollander among 619 diagnostic radiology physician records in Connecticut

Michael D. Hollander, MD is one of 619 diagnostic radiology physician records with a practice address in Connecticut. 74% 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 28% of them.

  • NPI issued2006 · 28% of these records are older, 45% newer
  • In a Medicare fileYes · 74% of these records are
  • In the CMS Doctors and Clinicians fileYes · 70% of these records are
  • Graduated1991 · median 2003 among the 432 with a school on file
  • Record last updated2018 · 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 2085R0202X and a Connecticut practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

27 diagnostic radiology physician records list a practice address in Danbury

They are 27 of the 2,412 NPPES records with a practice address in Danbury, and 619 diagnostic radiology physician records in Connecticut.

The 8 diagnostic radiology physician records with the nearest ZIP codes

  1. Scott Berger, M.D.Danbury, CT 068101366430027
  2. Barbara Blanco, M.D.Danbury, CT 068101023003209
  3. Bradford Bottger, M.D.Danbury, CT 068101922093400
  4. Andrea Crowley, MDDanbury, CT 068101861474165
  5. Francis Flaherty, M.D.Danbury, CT 068101528056280
  6. Kirt Frederickson, M.D.Danbury, CT 068101144218819
  7. Donald Hulnick, M.D.Danbury, CT 068101992790489
  8. Thorsten Krebs, M.D.Danbury, CT 068101144215633

Common questions

What is Michael D. Hollander, MD's NPI number?

Michael D. Hollander, MD's National Provider Identifier (NPI) is 1164466744, issued on Jun 15, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Michael D. Hollander, MD located?

The NPPES record lists a practice address at 2 Riverview Dr, Danbury, CT, 06810. Phone: (203) 426-3002. Providers update this record themselves, so call before visiting.

How can I verify Michael D. Hollander, MD's license?

NPPES lists Connecticut license number 55264, as entered by the provider. Search the Connecticut Medical Examining Board at https://www.elicense.ct.gov/Lookup/LicenseLookup.aspx. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

What is Michael D. Hollander, MD's MIPS final score?

The 2023 MIPS final score is 71 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.