NPPES file of Aug 9, 2026

Janet Claassen, MD

Allergy Physician · Albany, NY

Janet Claassen, MD is an allergy physician with a practice address in Albany, New York, and NPI 1689675605, issued on Aug 2, 2005. Check the license (New York 182037, 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, loaded Aug 27, 2026 · Medicare files 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1689675605
Name
Janet Claassen
Credential
MD
Primary taxonomy
Allergy Physician 207KA0200X
License number
182037 NY
Self-reported in NPPES; status is on the state search
Practice location
8 Southwoods Blvd, Albany, NY 12211
Phone
(518) 434-1446
Enumerated
Aug 2, 2005
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). A record is not a license: verify it with the state board.
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Also registered at 8 Southwoods Blvd

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

  1. Ellen Boyle, FNPFamily Nurse Practitioner1326049602
  2. Kemp Bundy, M.D.Allergy & Immunology Physician1396797940
  3. Samuel Burkett, ODCorneal and Contact Management Optometrist1386025492
  4. Thomas Flaim, MDAllergy Physician1932100757
  5. Kylie Jungles, MDPediatric Allergy/Immunology Physician1528681947
  6. Michael Katlan, MDAllergy Physician1427059245

Verify Janet Claassen 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 182037
    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

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46% fewer Medicare Part D claims than the average allergy physician in 2024

403 Medicare Part D claims for 93 beneficiaries, against an average of 750 among the 645 providers of this specialty who prescribed in Part D. Brand-name drugs were 38% of claims.

  1. Janet Claassen403
  2. Specialty average750

Most prescribed

  1. Montelukast Sodium84 claims
  2. Albuterol Sulfate Hfa46 claims
  3. Advair Hfa36 claims
  4. Fluticasone Propionate32 claims
  5. Azelastine Hcl31 claims
  6. Fluticasone-Salmeterol23 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: $476.14

5 payments; by number, the most common kind was food and beverage; the largest payer was AstraZeneca Pharmaceuticals LP. The 502 providers of this specialty with any payment received $9,080.33 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Janet Claassen$476.14
  2. Specialty average$9,080.33

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

Allergy Physician providers in New York

There are 109 allergy physician records in New York.

Other allergy physician records in New York

  1. Maria-Lourdes Alcasid-Escano, M.D.Riverhead, NY1750458360
  2. Sherry Arbisser, MDJamaica, NY1508992371
  3. Lev Barsky, M.D.Brooklyn, NY1073603379
  4. Kishan Battu, M.D.Troy, NY1659469765
  5. Mitchell Boxer, MDGreat Neck, NY1669472676
  6. Marc Braunstein, MDHewlett, NY1215358908
  7. Paula Brown, M.D.Fishkill, NY1205099801
  8. John Castronovo, MDBrooklyn, NY1255463600
  9. Cascya Charlot, MDBrooklyn, NY1043258726
  10. Dariusz Chrostowski, M.D.Watertown, NY1922100247

Common questions

What is Janet Claassen, MD's NPI number?

Janet Claassen, MD's National Provider Identifier (NPI) is 1689675605, issued on Aug 2, 2005. An NPI identifies a provider in billing; it is not a license.

Where is Janet Claassen, MD located?

The NPPES record lists a practice address at 8 Southwoods Blvd, Albany, NY, 12211. Phone: (518) 434-1446. Providers update this record themselves, so call before visiting.

How can I verify Janet Claassen, MD's license?

NPPES lists New York license number 182037, 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 Janet Claassen, MD prescribe under Medicare Part D?

In 2024, Janet Claassen, MD had 403 Medicare Part D claims for 93 beneficiaries; the average among allergy physician prescribers was 750. Part D covers Medicare prescriptions only.

Source: CMS National Plan and Provider Enumeration System (NPPES), loaded Aug 27, 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 27, 2026.