NPPES file of Aug 9, 2026

Peter Y. Cai, M.D.

Pediatric Urology Physician · Boston, MA

Peter Y. Cai, M.D. is a pediatric urology physician with a practice address in Boston, Massachusetts, and NPI 1093177339, issued on Mar 25, 2016. Check the license (Massachusetts 1023479, as entered in NPPES) on the Massachusetts Board of Registration in Medicine; the federal record below is the public data PlainDoctor holds for this provider.

Record from CMS NPPES, file of Aug 9, 2026 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1093177339
Name
Peter Y. Cai
Credential
M.D.
Primary taxonomy
Pediatric Urology Physician 2088P0231X
License number
1023479 MA
Self-reported in NPPES; status is on the state search
Practice location
300 Longwood Ave, Boston, MA 02115
Phone
(617) 355-6000
Enumerated
Mar 25, 2016
Record last updated
Jun 20, 2025
Medicare enrollment
Enrolled (PECOS I20250625003530); may accept Medicare assignment
Medical or professional school
University Of Florida College Of Medicine, 2016
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 300 Longwood Ave

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

  1. Sylvia Abadir, MDPediatric Cardiology Physician1427366459
  2. Isabel Abbott, MDNeurology with Special Qualifications in Child Neurology Physician1033772579
  3. Kristin Abdelnour, PTPhysical Therapist1982821302
  4. Mohamed Abdelrahman, MDThoracic Surgery (Cardiothoracic Vascular Surgery) Physician1558050591
  5. Nadia Abdulrazak, N.P.Adult Health Nurse Practitioner1952616682
  6. Dhatri AbeyaratneStudent in an Organized Health Care Education/Training Program1437098233

Verify Peter Y. Cai in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMassachusetts Board of Registration in Medicine
    Search for license 1023479
    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 Massachusetts license search

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Peter Y. Cai among 17 pediatric urology physician records in Massachusetts

Peter Y. Cai, M.D. is one of 17 pediatric urology physician records with a practice address in Massachusetts. 71% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does not. Its NPI, issued in 2016, is newer than 88% of them.

  • NPI issued2016 · 88% of these records are older, 6% newer
  • In a Medicare fileNo · 71% of these records are
  • In the CMS Doctors and Clinicians fileYes · 65% of these records are
  • Graduated2016 · median 2007 among the 11 with a school on file
  • Record last updated2025 · 47% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 2088P0231X and a Massachusetts practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Pediatric Urology Physician providers in Massachusetts

There are 17 pediatric urology physician records in Massachusetts. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.

The 8 pediatric urology physician records with the nearest ZIP codes

  1. Julia Finkelstein, MDBoston, MA 021151871885087
  2. Melise Keays, MDBoston, MA 021151053650481
  3. Michael Kurtz, M.D.Boston, MA 021151366647943
  4. Richard Lee, M.D.Boston, MA 021151306051545
  5. Ted Lee, MDBoston, MA 021151366855678
  6. Erin McNamara, MDBoston, MA 021151962669895
  7. Venkat Ramakrishnan, MD, PHDBoston, MA 021151558894543
  8. Abhishek Seth, M.D.Boston, MA 021151790089936

Common questions

What is Peter Y. Cai, M.D.'s NPI number?

Peter Y. Cai, M.D.'s National Provider Identifier (NPI) is 1093177339, issued on Mar 25, 2016. An NPI identifies a provider in billing; it is not a license.

Where is Peter Y. Cai, M.D. located?

The NPPES record lists a practice address at 300 Longwood Ave, Boston, MA, 02115. Phone: (617) 355-6000. Providers update this record themselves, so call before visiting.

How can I verify Peter Y. Cai, M.D.'s license?

NPPES lists Massachusetts license number 1023479, as entered by the provider. Search the Massachusetts Board of Registration in Medicine at https://findmydoctor.mass.gov/. 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. 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.