NPPES file of Aug 9, 2026

Melissa Ann Lazar, M.D.

Surgery Physician · Philadelphia, PA

Melissa Ann Lazar, M.D. is a surgery physician with a practice address in Philadelphia, Pennsylvania, and NPI 1437318763, issued on Jun 2, 2008. Check the license (Pennsylvania MD439577, as entered in NPPES) on the Pennsylvania Department of State (PALS); 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
1437318763
Name
Melissa Ann Lazar
Credential
M.D.
Primary taxonomy
Surgery Physician 208600000X
License numbers
MD439577 PA
MT189310 PA
Self-reported in NPPES; status is on the state search
Practice location
1100 Walnut St, Philadelphia, PA 19107
Phone
(215) 955-6750
Enumerated
Jun 2, 2008
Record last updated
Nov 18, 2013 (not updated in 13 years: call before relying on the address or phone)
Medicaid IDs
0364924 NJ
102849660 PA
Medicare enrollment
Enrolled (PECOS I20130827000849); accepts Medicare assignment
Medical or professional school
Jefferson Medical College Of Thomas Jefferson University, 2006
Telehealth
Offers telehealth (CMS)
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 1100 Walnut St

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

  1. Alec Beekley, M.D.Trauma Surgery Physician1104880970
  2. Kylie Borden, MSGCGenetic Counselor (M.S.)1306517099
  3. George Bradford, M.D.Family Medicine Physician1558330324
  4. Shawnna Cannaday, APNFamily Nurse Practitioner1316225857
  5. Maryalice Cheney, M.D.Colon & Rectal Surgery Physician1952464877
  6. Karen Chojnacki, M.D.Surgery Physician1083630685

Verify Melissa Ann Lazar in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersPennsylvania Department of State (PALS)
    Search for license MD439577
    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 Pennsylvania license search

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72% fewer Medicare Part D claims than the average surgery physician in 2024

41 Medicare Part D claims for 29 beneficiaries, against an average of 147 among the 20,115 providers of this specialty who prescribed in Part D. Brand-name drugs were 0% of claims.

  1. Melissa Lazar41
  2. Specialty average147

Most prescribed

  1. Nystatin15 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.

Bills Medicare through one group practice

  1. Jefferson University PhysiciansPhiladelphia, PA

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

Melissa Ann Lazar among 1,867 surgery physician records in Pennsylvania

Melissa Ann Lazar, M.D. is one of 1,867 surgery physician records with a practice address in Pennsylvania. 72% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2008, is newer than 43% of them.

  • NPI issued2008 · 43% of these records are older, 51% newer
  • In a Medicare fileYes · 72% of these records are
  • In the CMS Doctors and Clinicians fileYes · 50% of these records are
  • Graduated2006 · median 2007 among the 932 with a school on file
  • Record last updated2013 · 56% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 208600000X and a Pennsylvania practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Surgery Physician providers in Pennsylvania

There are 1,867 surgery physician records in Pennsylvania.

The 8 surgery physician records with the nearest ZIP codes

  1. George Amrom, MDPhiladelphia, PA 191071104879048
  2. Wilbur Bowne, M.D.Philadelphia, PA 191071790762516
  3. Karen Chojnacki, M.D.Philadelphia, PA 191071083630685
  4. William Hughes, MDPhiladelphia, PA 191071447206867
  5. John Kairys, M.D.Philadelphia, PA 191071043230733
  6. Kris Kaulback, M.D.Philadelphia, PA 191071245250943
  7. Eugene Kennedy, M.D.Philadelphia, PA 191071902826274
  8. Susanna Nazarian, M.D., PH.D.Philadelphia, PA 191071558414011

Common questions

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

Melissa Ann Lazar, M.D.'s National Provider Identifier (NPI) is 1437318763, issued on Jun 2, 2008. An NPI identifies a provider in billing; it is not a license.

Where is Melissa Ann Lazar, M.D. located?

The NPPES record lists a practice address at 1100 Walnut St, Philadelphia, PA, 19107. Phone: (215) 955-6750. Providers update this record themselves, so call before visiting.

How can I verify Melissa Ann Lazar, M.D.'s license?

NPPES lists Pennsylvania license number MD439577, as entered by the provider. Search the Pennsylvania Department of State (PALS) at https://www.pals.pa.gov/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

How much does Melissa Ann Lazar, M.D. prescribe under Medicare Part D?

In 2024, Melissa Ann Lazar, M.D. had 41 Medicare Part D claims for 29 beneficiaries; the average among surgery physician prescribers was 147. 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.