NPPES file of Aug 9, 2026

Simone Blaser, MD

Infectious Disease Physician · New Haven, CT

Simone Blaser, MD is an infectious disease physician with a practice address in New Haven, Connecticut, and NPI 1811450034, issued on Apr 14, 2019. Check the license (Connecticut 82640, 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 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1811450034
Name
Simone Blaser
Credential
MD
Primary taxonomy
Infectious Disease Physician 207RI0200X
License number
82640 CT
Self-reported in NPPES; status is on the state search
Practice location
20 York St, New Haven, CT 06510
Phone
(203) 688-4242
Enumerated
Apr 14, 2019
Record last updated
Aug 1, 2025
Medicare enrollment
Enrolled (PECOS I20251106000433); accepts Medicare assignment
Medical or professional school
New York University School Of Medicine, 2019
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 20 York St

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

  1. Cyrena Abbasi, MDStudent in an Organized Health Care Education/Training Program1609703289
  2. Ali Abboud, MD, MBAStudent in an Organized Health Care Education/Training Program1942943097
  3. Basil Abdalla, MDStudent in an Organized Health Care Education/Training Program1154905057
  4. Jasmina AbdallaStudent in an Organized Health Care Education/Training Program1700638590
  5. Sarah AbdallahPsychiatry Physician1740800952
  6. Usama Abdelghany, PHARM DOncology Pharmacist1548827843

Verify Simone Blaser in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersConnecticut Medical Examining Board
    Search for license 82640
    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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98% fewer Medicare Part D claims than the average infectious disease physician in 2024

11 Medicare Part D claims, against an average of 689 among the 7,388 providers of this specialty who prescribed in Part D.

  1. Simone Blaser11
  2. Specialty average689

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.

Bills Medicare through one group practice

  1. Yale UniversityNew Haven, CT

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

Simone Blaser among 202 infectious disease physician records in Connecticut

Simone Blaser, MD is one of 202 infectious disease physician records with a practice address in Connecticut. 77% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2019, is newer than 92% of them.

  • NPI issued2019 · 92% of these records are older, 5% newer
  • In a Medicare fileYes · 77% of these records are
  • In the CMS Doctors and Clinicians fileYes · 68% of these records are
  • Graduated2019 · median 2003 among the 136 with a school on file
  • Record last updated2025 · 66% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RI0200X and a Connecticut practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Infectious Disease Physician providers in Connecticut

There are 202 infectious disease physician records in Connecticut.

The 8 infectious disease physician records with the nearest ZIP codes

  1. Anoli Borad, MDNew Haven, CT 065101699881532
  2. David Calfee, MDNew Haven, CT 065101467481291
  3. Mahalia Desruisseaux, MDNew Haven, CT 065101063603918
  4. Brinda Emu, MDNew Haven, CT 065101245328509
  5. Gerald Friedland, MDNew Haven, CT 065101174506653
  6. Mark Lustberg, MDNew Haven, CT 065101104948934
  7. Richard Martinello, MDNew Haven, CT 065101639152846
  8. Lynn MatthewsNew Haven, CT 065101316016439

Common questions

What is Simone Blaser, MD's NPI number?

Simone Blaser, MD's National Provider Identifier (NPI) is 1811450034, issued on Apr 14, 2019. An NPI identifies a provider in billing; it is not a license.

Where is Simone Blaser, MD located?

The NPPES record lists a practice address at 20 York St, New Haven, CT, 06510. Phone: (203) 688-4242. Providers update this record themselves, so call before visiting.

How can I verify Simone Blaser, MD's license?

NPPES lists Connecticut license number 82640, 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.

How much does Simone Blaser, MD prescribe under Medicare Part D?

In 2024, Simone Blaser, MD had 11 Medicare Part D claims; the average among infectious disease physician prescribers was 689. 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.