NPPES file of Aug 9, 2026

Robert Joseph Lum

Physician Assistant · Bay Shore, NY

Robert Joseph Lum is a physician assistant with a practice address in Bay Shore, New York, and NPI 1104641232, issued on Nov 22, 2024. Check the license with the New York board that licenses this profession; the Medicare figures below come from public CMS files.

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

NPPES recordNPPES file of Aug 9, 2026
1104641232
Name
Robert Joseph Lum
Primary taxonomy
Physician Assistant 363A00000X
Practice location
301 E Main St, Bay Shore, NY 11706
Phone
(631) 968-3000
Enumerated
Nov 22, 2024
Record last updated
Apr 3, 2025
Medicare enrollment
Enrolled (PECOS I20250519002920); accepts Medicare assignment
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.
Download card Updates feed

8 nearest physician assistant records → All 15,555 in New York → Look up another NPI →

Also registered at 301 E Main St

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

  1. John Abbate, PT,DPTPhysical Therapist1588201701
  2. Samer Abu DayehEmergency Medicine Physician1730882697
  3. Tracie Ackerman, ANP-C, AGACNPAdult Health Nurse Practitioner1154417848
  4. Tyler Acton, PACPhysician Assistant1528898707
  5. James Adams, RPA-CPhysician Assistant1811070105
  6. Abimbola AdebajoPrimary Care Nurse Practitioner1942684667

Verify Robert Joseph Lum in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich New York board licenses this professionCheck 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 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.

Is this page about you? You can ask us to correct, restrict or remove it: how.

Bills Medicare through one group practice

  1. North Shore-Lij Medical PCManhasset, NY

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

Robert Joseph Lum among 15,555 physician assistant records in New York

Robert Joseph Lum is one of 15,555 physician assistant records with a practice address in New York. 74% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2024, is newer than 83% of them.

  • NPI issued2024 · 83% of these records are older, 11% newer
  • In a Medicare fileYes · 74% of these records are
  • In the CMS Doctors and Clinicians fileYes · 52% of these records are
  • Graduated2025 · median 2018 among the 8,158 with a school on file
  • Record last updated2025 · 48% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363A00000X and a New York practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

142 physician assistant records list a practice address in Bay Shore

They are 142 of the 1,931 NPPES records with a practice address in Bay Shore, and 15,555 physician assistant records in New York.

All 15,555 in New York → Every provider in Bay Shore → Physician Assistant nationwide →

The 8 physician assistant records with the nearest ZIP codes

  1. Gayle Bergner-Carey, PABay Shore, NY 117061982657821
  2. Amy Contino-Garrett, PABay Shore, NY 117061336167584
  3. Cynthia Coons, PABay Shore, NY 117061518985712
  4. Deborah Crossman, PABay Shore, NY 117061588682736
  5. Michele Crowell, PABay Shore, NY 117061366476202
  6. Donna Digregorio, PABay Shore, NY 117061093762064
  7. Karla Gesslein, PABay Shore, NY 117061558395400
  8. John Hallowell, PA-C, MBABay Shore, NY 117061629066303

Common questions

What is Robert Joseph Lum's NPI number?

Robert Joseph Lum's National Provider Identifier (NPI) is 1104641232, issued on Nov 22, 2024. An NPI identifies a provider in billing; it is not a license.

Where is Robert Joseph Lum located?

The NPPES record lists a practice address at 301 E Main St, Bay Shore, NY, 11706. Phone: (631) 968-3000. Providers update this record themselves, so call before visiting.

How can I verify Robert Joseph Lum's license?

Search the New York board that licenses this profession; the NPPES record confirms identity 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.

Written with AI tools from the named public files; every figure is computed from those files (how it is made).

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.