Welch Pasteur Allergy Medical Group Inc
NPI 1578571154 · Allergy Physician · Palo Alto, CA
Enrolled with Medicare as Part B Supplier - Clinic/Group Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Welch Pasteur Allergy Medical Group Inc is a Allergy Physician organization in Palo Alto, CA (NPI 1578571154).
Provider details
- NPI number
- 1578571154
- Entity type
- Organization
- Primary specialty
- Allergy PhysicianAllopathic & Osteopathic Physicians
- Organization subpart
- No
- Authorized official
- Anita Choy, President(650) 322-3847
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
19 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
Mailing address
Registry dates
- Enumerated
- 2006-08-03
- Last updated
- 2010-01-19
Frequently asked questions
- What is Welch Pasteur Allergy Medical Group Inc's NPI number?
- Welch Pasteur Allergy Medical Group Inc's National Provider Identifier (NPI) is 1578571154, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is Welch Pasteur Allergy Medical Group Inc?
- Welch Pasteur Allergy Medical Group Inc is classified in the NPPES registry as Allergy Physician (Allopathic & Osteopathic Physicians).
- Where is Welch Pasteur Allergy Medical Group Inc located?
- Welch Pasteur Allergy Medical Group Inc's practice location on file with NPPES is 1101 Welch Rd, Palo Alto, CA 94304-1904.
- What is Welch Pasteur Allergy Medical Group Inc's phone number?
- The practice phone number listed in the NPPES registry for Welch Pasteur Allergy Medical Group Inc is (650) 322-3847.
- Does Welch Pasteur Allergy Medical Group Inc accept Medicare?
- Welch Pasteur Allergy Medical Group Inc is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Who is the authorized official for Welch Pasteur Allergy Medical Group Inc?
- The authorized official listed on Welch Pasteur Allergy Medical Group Inc's NPPES record is Anita Choy, President. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is Welch Pasteur Allergy Medical Group Inc's NPI active?
- Yes — Welch Pasteur Allergy Medical Group Inc's NPI (1578571154) is active in the NPPES registry as of the last update on 2010-01-19.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.