What is Benjamin Katcher's NPI number?

Benjamin Katcher's National Provider Identifier (NPI) is 1518751700, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.

What is Benjamin Katcher's specialty?

Benjamin Katcher is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).

Where is Benjamin Katcher located?

Benjamin Katcher's practice location on file with NPPES is 800 Washington St, Boston, MA 02111-1552.

What is Benjamin Katcher's phone number?

The practice phone number listed in the NPPES registry for Benjamin Katcher is (617) 636-5000.

Is Benjamin Katcher's NPI active?

Yes — Benjamin Katcher's NPI (1518751700) is active in the NPPES registry as of the last update on 2025-06-28.

IndividualActive

Benjamin Katcher

NPI 1518751700 · Internal Medicine Physician · Boston, MA

Benjamin Katcher is a Internal Medicine Physician provider in Boston, MA (NPI 1518751700).

Provider details

NPI number: 1518751700
Entity type: Individual
Primary specialty: Internal Medicine PhysicianAllopathic & Osteopathic Physicians
Sex: Male
Sole proprietor: Yes
License: 3019324 (MA)

Specialties & taxonomies

Internal Medicine PhysicianPrimary207R00000XLicense 3019324 (MA)
Allopathic & Osteopathic Physicians

Profile Score

Established profile(55/100 index)

A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.

Registry tenure38% of score
1 yr in NPPES registry
Profile completeness38% of score
100% of core fields populated
Practice footprint23% of score
1 documented practice location

Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.

Practice location

800 Washington St

Boston, MA 02111-1552

Phone: (617) 636-5000

Street-level locationGet directions

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Mailing address