What is Johnson Ching's NPI number?

Johnson Ching's National Provider Identifier (NPI) is 1720687767, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.

What is Johnson Ching's specialty?

Johnson Ching is listed in the NPPES registry with a primary specialty of Pharmacist (Pharmacy Service Providers).

Where is Johnson Ching located?

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

What is Johnson Ching's phone number?

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

Is Johnson Ching's NPI active?

Yes — Johnson Ching's NPI (1720687767) is active in the NPPES registry as of the last update on 2025-09-10.

IndividualActive

Johnson Ching

NPI 1720687767 · Pharmacist · Boston, MA

Johnson Ching is a Pharmacist provider in Boston, MA (NPI 1720687767).

Provider details

NPI number: 1720687767
Entity type: Individual
Primary specialty: PharmacistPharmacy Service Providers
Sex: Male
Sole proprietor: No
License: PH239687 (MA)

Specialties & taxonomies

PharmacistPrimary183500000XLicense PH239687 (MA)
Pharmacy Service Providers

Profile Score

Established profile(63/100 index)

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

Registry tenure38% of score
5 yrs 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

More MA providers

Mailing address