Gerald B. Katz, MD
Pediatrics Physician · South Weymouth, MA
Gerald B. Katz, MD is a pediatrics physician with a practice address in South Weymouth, Massachusetts, and NPI 1730170101, issued on Nov 3, 2005. Check the license (Massachusetts 34409, 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.
- Name
- Gerald B. Katz
- Credential
- MD
- Primary taxonomy
- Pediatrics Physician 208000000X
- License number
- 34409 MA
Self-reported in NPPES; status is on the state search - Practice location
- 549 Columbian St, South Weymouth, MA 02190
- Phone
- (781) 337-5680
- Enumerated
- Nov 3, 2005
- Record last updated
- May 18, 2012 (not updated in 14 years: call before relying on the address or phone)
- Fax
- (781) 337-3275
- Medicaid ID
- 2016222 MA
- Entity
- Type 1 · individual
8 nearest pediatrics physician records → All 2,628 in Massachusetts → Look up another NPI →
Also registered at 549 Columbian St
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Francis Kilduff, MDPediatrics Physician1750372165
- Patricia Tai, MDPediatrics Physician1184615528
- Joyce Traina, MDPediatrics Physician1295726610
Verify Gerald B. Katz in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMassachusetts Board of Registration in Medicine
Search for license 34409Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Gerald B. Katz among 2,628 pediatrics physician records in Massachusetts
Gerald B. Katz, MD is one of 2,628 pediatrics physician records with a practice address in Massachusetts. 25% 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 2005, is newer than 0% of them.
- NPI issued2005 · 0% of these records are older, 84% newer
- In a Medicare fileNo · 25% of these records are
- In the CMS Doctors and Clinicians fileNo · 12% of these records are
- Record last updated2012 · 63% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 208000000X and a Massachusetts practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
14 pediatrics physician records list a practice address in South Weymouth
They are 14 of the 445 NPPES records with a practice address in South Weymouth, and 2,628 pediatrics physician records in Massachusetts. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.
All 2,628 in Massachusetts → Every provider in South Weymouth → Pediatrics Physician nationwide →
The 8 pediatrics physician records with the nearest ZIP codes
- Kim Bergner, M.D.South Weymouth, MA 021901417930942
- David Berowitz, M.D.South Weymouth, MA 021901831209246
- Andrea Borgmann-Traiba, M.D.South Weymouth, MA 021901750303384
- Alison Daigneault, M.D.South Weymouth, MA 021901598872947
- Natalya Davis, MDSouth Weymouth, MA 021901952342917
- E Gruver, MDSouth Weymouth, MA 021901861453391
- Linda Han, MDWeymouth, MA 021901407069081
- Javed Hussain, MDWeymouth, MA 021901629064068
Common questions
What is Gerald B. Katz, MD's NPI number?
Gerald B. Katz, MD's National Provider Identifier (NPI) is 1730170101, issued on Nov 3, 2005. An NPI identifies a provider in billing; it is not a license.
Where is Gerald B. Katz, MD located?
The NPPES record lists a practice address at 549 Columbian St, South Weymouth, MA, 02190. Phone: (781) 337-5680. Providers update this record themselves, so call before visiting.
How can I verify Gerald B. Katz, MD's license?
NPPES lists Massachusetts license number 34409, 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.