NPPES file of Aug 9, 2026

Heather Siedenburg

Pulmonary Disease Physician · New York, NY

Heather Siedenburg is a pulmonary disease physician with a practice address in New York, New York, and NPI 1144540964, issued on Jun 3, 2010. Check the license (New York 274494, 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 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1144540964
Name
Heather Siedenburg
Primary taxonomy
Pulmonary Disease Physician 207RP1001X
License number
274494 NY
Self-reported in NPPES; status is on the state search
Practice location
1 St Avenue And E 16TH Street, New York, NY 10003
Phone
(212) 420-2377
Enumerated
Jun 3, 2010
Record last updated
Jun 17, 2021 (not updated in 5 years: call before relying on the address or phone)
Medicare enrollment
Enrolled (PECOS I20160602002145); accepts Medicare assignment
Medical or professional school
New York College Of Osteo Medicine Of New York Institute Of Technology, 2010
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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Verify Heather Siedenburg 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 274494
    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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Bills Medicare through one group practice

  1. Upmc Altoona Regional Health Services, Inc.Altoona, PA

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

Heather Siedenburg among 1,230 pulmonary disease physician records in New York

Heather Siedenburg is one of 1,230 pulmonary disease physician records with a practice address in New York. 87% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2010, is newer than 70% of them.

  • NPI issued2010 · 70% of these records are older, 27% newer
  • In a Medicare fileYes · 87% of these records are
  • In the CMS Doctors and Clinicians fileYes · 77% of these records are
  • Graduated2010 · median 1999 among the 943 with a school on file
  • Record last updated2021 · 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 207RP1001X and a New York practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Pulmonary Disease Physician providers in New York

There are 1,230 pulmonary disease physician records in New York.

The 8 pulmonary disease physician records with the nearest ZIP codes

  1. Doreen Addrizzo-Harris, MDNew York, NY 100031356314017
  2. Alfredo Astua, MDNew York, NY 100031134358609
  3. Mona Bashar, MDNew York, NY 100031932172699
  4. Adam Brenner, MDNew York, NY 100031255599791
  5. William Dinan, M.D.New York, NY 100031154438489
  6. Michael Khilkin, D.O.New York, NY 100031780724591
  7. Matthias Kugler, M.D.New York, NY 100031922298090
  8. Albert Miller, M. D.New York, NY 100031134294606

Common questions

What is Heather Siedenburg's NPI number?

Heather Siedenburg's National Provider Identifier (NPI) is 1144540964, issued on Jun 3, 2010. An NPI identifies a provider in billing; it is not a license.

Where is Heather Siedenburg located?

The NPPES record lists a practice address at 1 St Avenue And E 16TH Street, New York, NY, 10003. Phone: (212) 420-2377. Providers update this record themselves, so call before visiting.

How can I verify Heather Siedenburg's license?

NPPES lists New York license number 274494, 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.

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.