NPPES file of Aug 9, 2026

Peter Alan Jezewski, DDS PHD

Periodontics · Chelsea, MA

Peter Alan Jezewski, DDS PHD is a periodontics with a practice address in Chelsea, Massachusetts, and NPI 1730102088, issued on Jul 26, 2006. Check the license (Massachusetts 21238, as entered in NPPES) with the Massachusetts 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
1730102088
Name
Peter Alan Jezewski
Credential
DDS PHD
Primary taxonomy
Periodontics 1223P0300X
License number
21238 MA
Self-reported in NPPES; status is on the state search
Practice location
100 Everett Ave, Chelsea, MA 02150
Phone
(617) 884-4444
Enumerated
Jul 26, 2006
Record last updated
Jul 8, 2007 (not updated in 19 years: call before relying on the address or phone)
Fax
(617) 884-4448
Medicaid ID
0204544 MA
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 100 Everett Ave

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

  1. Elsa Garcia, MEDAddiction (Substance Use Disorder) Counselor1215156039
  2. Amy Harris, MEDAddiction (Substance Use Disorder) Counselor1770701625
  3. Susan Inonog, M.D.Internal Medicine Physician1922369933
  4. Pranav Kaushish, D.M.D.General Practice Dentistry1245689421
  5. Barbara Kelley, PNPPediatric Nurse Practitioner1063564045
  6. Bharathan Kumaraguru, DMDGeneral Practice Dentistry1598794315

Verify Peter Alan Jezewski in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Massachusetts board licenses this profession
    Search for license 21238
    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 Massachusetts license search

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65% fewer Medicare Part D claims than the average periodontics in 2024

98 Medicare Part D claims for 52 beneficiaries, against an average of 277 among the 4,191 providers of this specialty who prescribed in Part D. 19 claims were for opioids.

  1. Peter Jezewski98
  2. Specialty average277

Most prescribed

  1. Amoxicillin40 claims
  2. Hydrocodone-Acetaminophen16 claims
  3. Chlorhexidine Gluconate14 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.

Peter Alan Jezewski among 390 periodontics records in Massachusetts

Peter Alan Jezewski, DDS PHD is one of 390 periodontics records with a practice address in Massachusetts. 54% 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 2% of them.

  • NPI issued2006 · 2% of these records are older, 72% newer
  • In a Medicare fileYes · 54% of these records are
  • In the CMS Doctors and Clinicians fileNo · 0% of these records are
  • Record last updated2007 · 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 1223P0300X and a Massachusetts practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Periodontics providers in Massachusetts

There are 390 periodontics records in Massachusetts.

The 8 periodontics records with the nearest ZIP codes

  1. Gerald Grasso, DMDEverett, MA 021491497916217
  2. Robert Solomon, DMD, MMSCRevere, MA 021511831249127
  3. Mansour Alaskar, BDSMalden, MA 021481851542377
  4. Maha BahammamMalden, MA 021481013140417
  5. Michael Ho, DMDMalden, MA 021481821011172
  6. Peter Tae-Jin Kwon, DMDMalden, MA 021481326121492
  7. Jaleh Cooney, DMDMedford, MA 021551205840170
  8. Paul Levy, DDSMedford, MA 021551891861498

Common questions

What is Peter Alan Jezewski, DDS PHD's NPI number?

Peter Alan Jezewski, DDS PHD's National Provider Identifier (NPI) is 1730102088, issued on Jul 26, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Peter Alan Jezewski, DDS PHD located?

The NPPES record lists a practice address at 100 Everett Ave, Chelsea, MA, 02150. Phone: (617) 884-4444. Providers update this record themselves, so call before visiting.

How can I verify Peter Alan Jezewski, DDS PHD's license?

NPPES lists Massachusetts license number 21238, as entered by the provider. Search the Massachusetts board that licenses this profession; the NPPES record confirms identity only.

How much does Peter Alan Jezewski, DDS PHD prescribe under Medicare Part D?

In 2024, Peter Alan Jezewski, DDS PHD had 98 Medicare Part D claims for 52 beneficiaries; the average among periodontics prescribers was 277. 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.