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Robert M. Lazar, M.D.

  • Multi-specialty group
  • Commack, NY
  • Core specialty: Anesthesia and pain
NPI1760607311PAC ID5597656173Dmand IDNG-MGR-063896
Total HCPs
8
Physicians (MD/DO)
7
Nurses and PAs
1
Practice locations
2
Specialty areas
3
Main site
1092 Jericho Tpke Ste 2s, Commack, NY 11787-3241
Main phone
(631) 543-8660
Specialty areas
3, led by anesthesia and pain
Website and social

Parent organization

Lighthouse Gastroenterology

Independent practice · Commack, New York

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Robert M. Lazar, M.D. is a multi-specialty medical group with 2 practice locations in New York

Robert M. Lazar, M.D. is based in Commack, New York, part of Lighthouse Gastroenterology.

Sources: NPPES NPI Registry (CMS); Doctors and Clinicians National Downloadable File (CMS); Dmand AI Org Hierarchy Data; and Dmand AI Affiliation Data

Robert M. Lazar, M.D.'s NPI is 1760607311 and its PAC ID is 5597656173

Identifiers
Primary NPI (Type 2)
1760607311NPI Registry (opens in a new tab)
Medicare PAC ID
5597656173
Dmand ID
NG-MGR-063896
Medicare enrollment
Enrolled (PAC ID on file)
Contact
Main site address
1092 Jericho Tpke Ste 2s, Commack, NY 11787-3241
Main phone
(631) 543-8660
Executive emails and mobiles
Get contacts
Classification
Group type
Multi-specialty
Core specialty
Anesthesia and pain
Specialty areas
3
Site structure
Multi-site
Ownership model
Clinician owned
Leadership
Physician-led
Medicare Part B payments
$887,389
Legal name
Robert M Lazar Md PC

Sources: NPPES NPI Registry (CMS); Doctors and Clinicians National Downloadable File (CMS); Dmand AI Org Hierarchy Data; Dmand AI Organization Profile Data; and Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data

Robert M. Lazar, M.D. is part of Lighthouse Gastroenterology

Dmand AI places Robert M. Lazar, M.D. under Lighthouse Gastroenterology, an independent practice.

  • Lighthouse GastroenterologyIndependent practice
  • Robert M. Lazar, M.D.Multi-specialty medical group · Commack, NY
  • 1 other medical group

1 other medical group is part of Lighthouse Gastroenterology

Lighthouse Gastroenterology PCMedical group · New York

Source: Dmand AI Org Hierarchy Data

Org hierarchy

Map Robert M. Lazar, M.D.'s entire network

See how Robert M. Lazar, M.D. connects to Lighthouse Gastroenterology: its parent organizations, sister groups and every site of care in between, with the HCPs and leaders at each one.

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Robert M. Lazar, M.D. has 7 physicians among 8 HCPs

Physicians (MD, DO)7
Nurses1

Robert M. Lazar, M.D. physicians by specialty

  1. Anesthesiology2
  2. Gastroenterology2
  3. Anatomic pathology and clinical pathology1
  4. Anatomic pathology1
  5. Pain medicine (anesthesiology)1

Share of the group's 7 physicians.

Robert M. Lazar, M.D. physicians

Dr. Doris Naomi Tamai, DOAnesthesiologist, West Islip, NYDr. Richard Charles Feldstein, MD, MSGastroenterologist, Smithtown, NYDr. Mudnia Sheikh, MDPathologist, Flushing, NYDr. Gang He, MD, PhDPathologist, Staten Island, NYDr. Diana L. Besleaga, MDPain medicine (anesthesiology) physician, West Islip, NYDr. Craig S. Lazar, MDAnesthesiologist, Smithtown, NY
View all 8 HCPs

Sources: NPPES NPI Registry (CMS); Doctors and Clinicians National Downloadable File (CMS); and Dmand AI Affiliation Data

Robert M. Lazar, M.D. has 2 practice locations in New York

1Surgery center1Practice site

Robert M. Lazar, M.D. practice locations

North Shore Surgi-CenterSurgery center · Smithtown, NYRobert M Lazar - Primary Care - CommackPractice site · Commack, NY

Sources: Doctors and Clinicians National Downloadable File (CMS); and Dmand AI Practice Data

Full footprint

See every site where Robert M. Lazar, M.D. HCPs practice

Open all 2 practice locations with facility phones, patient visits and the HCPs at each site.

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Robert M. Lazar, M.D. covers 3 specialty areas, led by anesthesia and pain

Anesthesia and pain is Robert M. Lazar, M.D.'s core specialty, and its HCPs practice 3 subspecialties in all.

  • Anesthesia and painCore
  • Pathology and laboratory
  • Primary care

Sources: Doctors and Clinicians National Downloadable File (CMS); and Dmand AI Affiliation Data

Dmand AI tracks 1 EHR vendor at Robert M. Lazar, M.D.

Vendor and product names for each practice location are available with a free account.

EHR systems at Robert M. Lazar, M.D.
SiteEHR vendorProduct
Main siteAvailable with a free accountAvailable with a free account
1 other practice locationAvailable with a free accountAvailable with a free account

Source: Dmand AI Technology Install Data

Anesthesia and pain groups in New York similar in size to Robert M. Lazar, M.D.

These anesthesia and pain groups have the closest number of HCPs to Robert M. Lazar, M.D.

Similar medical groups by number of HCPs
Medical groupHCPs
Gupta Medical PracticeMerrick, NY8
Advanced Gastroenterology & EndoscopyPort Jefferson, NY9
Advanced Medical GroupBrooklyn, NY7
Atlantic Orthopedics & Sports MedicineBrooklyn, NY7
Consultants In Urology, PCStaten Island, NY7
See all 332 anesthesia and pain groups in New York

Sources: Dmand AI Affiliation Data; and Dmand AI Peer Benchmarks

Sources for Robert M. Lazar, M.D. data

Sources for the data on this page
Data on this pageSource
NPI, PAC ID and addressNPPES NPI Registry (CMS) (opens in a new tab)Doctors and Clinicians National Downloadable File (CMS) (opens in a new tab)
Dmand ID, phone, website, LinkedIn and group profileDmand AI Org Hierarchy DataDmand AI Organization Profile Data
Medicare Part B paymentsMedicare Physician & Other Practitioners - by Provider and Service (CMS) (opens in a new tab)
Parent organizations and sister groupsDmand AI Org Hierarchy Data
HCPs and physician specialtiesNPPES NPI Registry (CMS) (opens in a new tab)Doctors and Clinicians National Downloadable File (CMS) (opens in a new tab)Dmand AI Affiliation Data
Specialty areasDoctors and Clinicians National Downloadable File (CMS) (opens in a new tab)Dmand AI Affiliation Data
Practice locations and hospitalsDoctors and Clinicians National Downloadable File (CMS) (opens in a new tab)Dmand AI Practice Data
EHR vendorsDmand AI Technology Install Data
Similar groupsDmand AI Affiliation DataDmand AI Peer Benchmarks

Data last refreshed October 2026Report an inaccuracyRemove my information

FAQ

Frequently asked questions about Robert M. Lazar, M.D.

Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.

What is Robert M. Lazar, M.D.'s NPI number?

Robert M. Lazar, M.D.'s primary NPI (Type 2) is 1760607311.

What is Robert M. Lazar, M.D.'s PAC ID?

Robert M. Lazar, M.D.'s Medicare PAC ID is 5597656173, which means the group is enrolled in Medicare.

How many locations does Robert M. Lazar, M.D. have?

Dmand AI links Robert M. Lazar, M.D. to 2 practice locations in New York. Its main site is at 1092 Jericho Tpke Ste 2s, Commack, NY 11787-3241.

What is Robert M. Lazar, M.D.'s phone number?

Robert M. Lazar, M.D.'s main phone number is (631) 543-8660.

Who owns Robert M. Lazar, M.D.?

Dmand AI places Robert M. Lazar, M.D. under Lighthouse Gastroenterology, an independent practice.

How many physicians does Robert M. Lazar, M.D. have?

Dmand AI links 7 physicians and 8 HCPs in all to Robert M. Lazar, M.D.

What specialties does Robert M. Lazar, M.D. cover?

Robert M. Lazar, M.D. covers 3 specialty areas, led by anesthesia and pain. The largest physician specialties are anesthesiology (2), gastroenterology (2) and anatomic pathology and clinical pathology (1).

How much does Robert M. Lazar, M.D. receive from Medicare?

CMS data shows $887,389 in Medicare Part B payments to Robert M. Lazar, M.D.

What other medical groups are part of Lighthouse Gastroenterology?

Lighthouse Gastroenterology has 1 other medical group in Dmand AI, including Lighthouse Gastroenterology PC.

Selling to anesthesia and pain groups?

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