NPPES file of Aug 9, 2026

Paul Markessinis, MD

Internal Medicine Physician · Queensbury, NY

Paul Markessinis, MD is an internal medicine physician with a practice address in Queensbury, New York, and NPI 1851325385, issued on Jul 10, 2006. Check the license (New York 159901, 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 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1851325385
Name
Paul Markessinis
Credential
MD
Primary taxonomy
Internal Medicine Physician 207R00000X
License number
159901 NY
Self-reported in NPPES; status is on the state search
Practice location
161 Carey RD, Queensbury, NY 12804
Phone
(518) 824-8610
Enumerated
Jul 10, 2006
Record last updated
Feb 19, 2014 (not updated in 12 years: call before relying on the address or phone)
Fax
(518) 824-2390
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 161 Carey RD

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

  1. Kristine Alix, FNPFamily Nurse Practitioner1457757221
  2. Patricia Auer, DNPFamily Nurse Practitioner1063428019
  3. Jackie Avery, DPMFoot Surgery Podiatrist1134225063
  4. Suzanne Blood, MDInternal Medicine Physician1831103555
  5. Frances Bollinger, MDNephrology Physician1801800529
  6. Richard Bryan, MDRheumatology Physician1508952953

Verify Paul Markessinis 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 159901
    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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97% fewer Medicare Part D claims than the average internal medicine physician in 2024

80 Medicare Part D claims for 19 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D.

  1. Paul Markessinis80
  2. Specialty average3,176

Most prescribed

  1. Lisinopril14 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.

Paul Markessinis among 12,067 internal medicine physician records in New York

Paul Markessinis, MD is one of 12,067 internal medicine physician records with a practice address in New York. 79% 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 8% of them.

  • NPI issued2006 · 8% of these records are older, 53% newer
  • In a Medicare fileYes · 79% of these records are
  • In the CMS Doctors and Clinicians fileNo · 60% of these records are
  • Record last updated2014 · 61% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207R00000X and a New York practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Internal Medicine Physician providers in New York

There are 12,067 internal medicine physician records in New York.

The 8 internal medicine physician records with the nearest ZIP codes

  1. Suzanne Blood, MDQueensbury, NY 128041831103555
  2. Albert Paolano, M.D.Queensbury, NY 128041386778488
  3. John Sawyer, MDQueensbury, NY 128041689688541
  4. Danushan Sooriabalan, MDQueensbury, NY 128041851550180
  5. Toni Sturm, MDQueensbury, NY 128041457341208
  6. Carlos Ares, M.D.Glens Falls, NY 128011306870613
  7. Julia Bottoni, MDGlens Falls, NY 128011770112377
  8. Asim Chaudry, M.D.Glens Falls, NY 128011679913164

Common questions

What is Paul Markessinis, MD's NPI number?

Paul Markessinis, MD's National Provider Identifier (NPI) is 1851325385, issued on Jul 10, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Paul Markessinis, MD located?

The NPPES record lists a practice address at 161 Carey RD, Queensbury, NY, 12804. Phone: (518) 824-8610. Providers update this record themselves, so call before visiting.

How can I verify Paul Markessinis, MD's license?

NPPES lists New York license number 159901, 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 Paul Markessinis, MD prescribe under Medicare Part D?

In 2024, Paul Markessinis, MD had 80 Medicare Part D claims for 19 beneficiaries; the average among internal medicine physician prescribers was 3,176. Part D covers Medicare prescriptions only.

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.