Amplify Physicians of California PC
NPI 1659113439 · Ophthalmology Physician · Sunnyvale, CA
Enrolled with Medicare as Part B Supplier - Clinic/Group Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Amplify Physicians of California PC is a Ophthalmology Physician organization in Sunnyvale, CA (NPI 1659113439).
Provider details
- NPI number
- 1659113439
- Entity type
- Organization
- Primary specialty
- Ophthalmology PhysicianAllopathic & Osteopathic Physicians
- Organization subpart
- No
- Authorized official
- David Mark, Owner(408) 738-6200
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
2 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
- 2024-06-11
- Last updated
- 2024-06-11
- Certified
- 2024-06-11
Frequently asked questions
- What is Amplify Physicians of California PC's NPI number?
- Amplify Physicians of California PC's National Provider Identifier (NPI) is 1659113439, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is Amplify Physicians of California PC?
- Amplify Physicians of California PC is classified in the NPPES registry as Ophthalmology Physician (Allopathic & Osteopathic Physicians).
- Where is Amplify Physicians of California PC located?
- Amplify Physicians of California PC's practice location on file with NPPES is 1010 W Fremont Ave Ste 200, Sunnyvale, CA 94087-3019.
- What is Amplify Physicians of California PC's phone number?
- The practice phone number listed in the NPPES registry for Amplify Physicians of California PC is (408) 738-6200.
- Does Amplify Physicians of California PC accept Medicare?
- Amplify Physicians of California PC 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 Amplify Physicians of California PC?
- The authorized official listed on Amplify Physicians of California PC's NPPES record is David Mark, Owner. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is Amplify Physicians of California PC's NPI active?
- Yes — Amplify Physicians of California PC's NPI (1659113439) is active in the NPPES registry as of the last update on 2024-06-11.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.