Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.

Dr. John Samuel Laldin, MD

Individual provider Internal Medicine Physician · NPI 1467766352

Dr. John Samuel Laldin, MD is an Internal Medicine in Watertown, New York. Qualified in 2009, 17 years ago. Practices with Mercy Hospital of Buffalo, a 198-clinician group, works from 6 locations and accepts Medicare assignment. Licensed in Florida, Georgia and New York.

Years since qualifying
17
Licensed in
FL, GA, NY
In the registry since
2010
Specialties on file
4
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

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Practice location Address checks out

830 Washington St
Watertown, NY 13601-4034
Phone: (917) 691-8906
Show map & directions

Pin is approximate — placed at the ZIP-code centre, not the exact door.

Additional practice locations (5)

  • 3720 Beach Blvd, Jacksonville, FL 32207-3814 — (917) 691-8906
  • 315 S Manning Blvd, Albany, NY 12208-1707 — (518) 525-1550
  • 85 High St, Buffalo, NY 14203-1149 — (716) 630-1000
  • 100 High St, Buffalo, NY 14203-1126 — (716) 859-5600
  • 2215 Burdett Ave, Troy, NY 12180-2466 — (518) 271-3300

Specialties & licences

Internal Medicine Physician (primary) Taxonomy 207R00000X · Licence 271121 (NY)
Internal Medicine Physician Taxonomy 207R00000X · Licence ME115269 (FL)
Internal Medicine Physician Taxonomy 207R00000X · Licence 73711 (GA)
Hospitalist Physician Taxonomy 208M00000X · Licence 73711 (GA)

Record details

NPI number1467766352
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedAugust 3, 2010
Last updated in NPPESSeptember 7, 2022
Certification dateSeptember 7, 2022

Medicare enrollment

From the CMS Doctors & Clinicians file — this clinician is enrolled in Medicare.

Medicare specialtyINTERNAL MEDICINE
Medical schoolOTHER
Graduated 2009 (17 years in practice)
Group practice Mercy Hospital Of Buffalo — 198 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations3 on file with Medicare

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