John A. Ambrosino, D.P.M., Inc.
NPI 1720220064 · Podiatrist · Concord, CA
Enrolled with Medicare as Part B Supplier - Clinic/Group Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
John A. Ambrosino, D.P.M., Inc. is a Podiatrist organization in Concord, CA (NPI 1720220064).
Provider details
- NPI number
- 1720220064
- Entity type
- Organization
- Primary specialty
- PodiatristPodiatric Medicine & Surgery Service Providers
- Organization subpart
- No
- Authorized official
- John Ambrosino, President/Owner(925) 827-9966
- License
- E002827 (CA)
Specialties & taxonomies
Podiatric Medicine & Surgery Service Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
17 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
- 2009-04-01
- Last updated
- 2009-04-01
Frequently asked questions
- What is John A. Ambrosino, D.P.M., Inc.'s NPI number?
- John A. Ambrosino, D.P.M., Inc.'s National Provider Identifier (NPI) is 1720220064, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is John A. Ambrosino, D.P.M., Inc.?
- John A. Ambrosino, D.P.M., Inc. is classified in the NPPES registry as Podiatrist (Podiatric Medicine & Surgery Service Providers).
- Where is John A. Ambrosino, D.P.M., Inc. located?
- John A. Ambrosino, D.P.M., Inc.'s practice location on file with NPPES is 2281 East St, Concord, CA 94520-2013.
- What is John A. Ambrosino, D.P.M., Inc.'s phone number?
- The practice phone number listed in the NPPES registry for John A. Ambrosino, D.P.M., Inc. is (925) 827-9966.
- Does John A. Ambrosino, D.P.M., Inc. accept Medicare?
- John A. Ambrosino, D.P.M., 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 John A. Ambrosino, D.P.M., Inc.?
- The authorized official listed on John A. Ambrosino, D.P.M., Inc.'s NPPES record is John Ambrosino, President/Owner. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is John A. Ambrosino, D.P.M., Inc.'s NPI active?
- Yes — John A. Ambrosino, D.P.M., Inc.'s NPI (1720220064) is active in the NPPES registry as of the last update on 2009-04-01.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.