NPPES file of Aug 9, 2026

Peter Engster, MD

Specialist · Avon, CT

Peter Engster, MD is a specialist with a practice address in Avon, Connecticut, and NPI 1710937479, issued on May 11, 2006. Check the license (Connecticut 015709, as entered in NPPES) with the Connecticut board that licenses this profession; 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
1710937479
Name
Peter Engster
Credential
MD
Primary taxonomy
Specialist 174400000X
License number
015709 CT
Self-reported in NPPES; status is on the state search
Practice location
30 W Avon RD, Avon, CT 06001
Phone
(860) 673-2581
Enumerated
May 11, 2006
Record last updated
Jul 13, 2026
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 30 W Avon RD

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

  1. Jamie BreretonOptician1972472488
  2. Jason Frankel, D.C.Chiropractor1396792792
  3. Gabriella MuratoriOptician1316533847
  4. Kelly Pfeiffer, APRNAdult Health Nurse Practitioner1427207349
  5. Mark Stevens, P.A.Medical Physician Assistant1851548374
  6. Jose Vargas, PA-CMedical Physician Assistant1487663787

Verify Peter Engster in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Connecticut board licenses this profession
    Search for license 015709
    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
Find 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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97% fewer Medicare Part D claims than the average specialist in 2024

37 Medicare Part D claims, against an average of 1,380 among the 8,233 providers of this specialty who prescribed in Part D. Brand-name drugs were 0% of claims.

  1. Peter Engster37
  2. Specialty average1,380

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.

Peter Engster among 397 specialist records in Connecticut

Peter Engster, MD is one of 397 specialist records with a practice address in Connecticut. 25% 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 14% of them.

  • NPI issued2006 · 14% of these records are older, 55% newer
  • In a Medicare fileYes · 25% of these records are
  • In the CMS Doctors and Clinicians fileNo · 15% of these records are
  • Record last updated2026 · 81% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 174400000X and a Connecticut practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Specialist providers in Connecticut

There are 397 specialist records in Connecticut.

The 8 specialist records with the nearest ZIP codes

  1. Steven Bond, M.D.Avon, CT 060011043387384
  2. David Burstein, M.D.Avon, CT 060011245307438
  3. Clinton Jambor, M.D.Avon, CT 060011497822605
  4. Tina SteenAvon, CT 060011942332911
  5. Stephen Calderon, M.D.Bloomfield, CT 060021699716183
  6. Nathan Fischer, M.D.Bloomfield, CT 060021932291523
  7. Lori Greenwald, M.D.Bloomfield, CT 060021073549978
  8. Howard Lantner, M.D.Bloomfield, CT 060021730127382

Common questions

What is Peter Engster, MD's NPI number?

Peter Engster, MD's National Provider Identifier (NPI) is 1710937479, issued on May 11, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Peter Engster, MD located?

The NPPES record lists a practice address at 30 W Avon RD, Avon, CT, 06001. Phone: (860) 673-2581. Providers update this record themselves, so call before visiting.

How can I verify Peter Engster, MD's license?

NPPES lists Connecticut license number 015709, as entered by the provider. Search the Connecticut board that licenses this profession; the NPPES record confirms identity only.

How much does Peter Engster, MD prescribe under Medicare Part D?

In 2024, Peter Engster, MD had 37 Medicare Part D claims; the average among specialist prescribers was 1,380. 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.