What is David Twa's NPI number?

David Twa's National Provider Identifier (NPI) is 1710878632, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.

What is David Twa's specialty?

David Twa is listed in the NPPES registry with a primary specialty of Anatomic Pathology Physician (Allopathic & Osteopathic Physicians).

Where is David Twa located?

David Twa's practice location on file with NPPES is 300 Pasteur Dr, Palo Alto, CA 94305-2200.

What is David Twa's phone number?

The practice phone number listed in the NPPES registry for David Twa is (604) 729-5934.

Is David Twa's NPI active?

Yes — David Twa's NPI (1710878632) is active in the NPPES registry as of the last update on 2025-08-18.

IndividualActive

David Twa, MD, PHD, FRCPC, DABP

NPI 1710878632 · Anatomic Pathology Physician · Palo Alto, CA

David Twa, MD, PHD, FRCPC, DABP is a Anatomic Pathology Physician provider in Palo Alto, CA (NPI 1710878632).

Provider details

NPI number: 1710878632
Entity type: Individual
Primary specialty: Anatomic Pathology PhysicianAllopathic & Osteopathic Physicians
Credential: MD, PHD, FRCPC, DABP
Sex: Male
Sole proprietor: No
License: MD6162821 (WA)

Practice location

300 Pasteur Dr

Palo Alto, CA 94305-2200

Phone: (604) 729-5934

Street-level locationGet directions

More CA providers

Mailing address

300 Pasteur Dr

Palo Alto, CA 94305-2200

Specialties & taxonomies

Anatomic Pathology PhysicianPrimary207ZP0101XLicense A204311 (CA)
Allopathic & Osteopathic Physicians
Anatomic Pathology Physician207ZP0101XLicense MD6162821 (WA)
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.

Enumerated: 2025-07-10
Last updated: 2025-08-18
Certified: 2025-08-18

Frequently asked questions

What is David Twa's NPI number?: David Twa's National Provider Identifier (NPI) is 1710878632, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
What is David Twa's specialty?: David Twa is listed in the NPPES registry with a primary specialty of Anatomic Pathology Physician (Allopathic & Osteopathic Physicians).
Where is David Twa located?: David Twa's practice location on file with NPPES is 300 Pasteur Dr, Palo Alto, CA 94305-2200.
What is David Twa's phone number?: The practice phone number listed in the NPPES registry for David Twa is (604) 729-5934.
Is David Twa's NPI active?: Yes — David Twa's NPI (1710878632) is active in the NPPES registry as of the last update on 2025-08-18.

Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.

Provider details

Practice location

Mailing address

Specialties & taxonomies

Profile Score

Registry dates

Frequently asked questions

Specialties & taxonomies

Profile Score

Frequently asked questions