Ryan Callahan, DPM
NPI 1265010284 · Podiatrist · Boston, MA
Enrolled with Medicare as Practitioner - Podiatry · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Ryan Callahan, DPM is a Podiatrist provider in Boston, MA (NPI 1265010284).
Provider details
- NPI number
- 1265010284
- Entity type
- Individual
- Primary specialty
- PodiatristPodiatric Medicine & Surgery Service Providers
- Credential
- DPM
- Sex
- Male
- Sole proprietor
- No
- License
- E6042 (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 tenure33% of score
5 yrs in NPPES registry
- Profile completeness33% of score
100% of core fields populated
- Practice footprint20% of score
1 documented practice location
- Open Payments transparency13% of score
Has Open Payments disclosures (2024)
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.
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$32 across 1 record (Open Payments 2024)
Open Payments discloses payments and transfers of value (meals, travel, consulting, research, royalties) from drug and device makers to providers. This is a transparency signal, not a verdict — such payments are legal and common, and their presence is neither an endorsement nor a criticism. Source: CMS Open Payments, program year 2024.
Practice location
Mailing address
Registry dates
- Enumerated
- 2021-03-31
- Last updated
- 2026-02-12
- Certified
- 2026-02-12
Frequently asked questions
- What is Ryan Callahan's NPI number?
- Ryan Callahan's National Provider Identifier (NPI) is 1265010284, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Ryan Callahan's specialty?
- Ryan Callahan is listed in the NPPES registry with a primary specialty of Podiatrist (Podiatric Medicine & Surgery Service Providers).
- Where is Ryan Callahan located?
- Ryan Callahan's practice location on file with NPPES is 150 S Huntington Ave, Boston, MA 02130-4817.
- What is Ryan Callahan's phone number?
- The practice phone number listed in the NPPES registry for Ryan Callahan is (857) 364-4802.
- Does Ryan Callahan accept Medicare?
- Ryan Callahan is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Ryan Callahan's NPI active?
- Yes — Ryan Callahan's NPI (1265010284) is active in the NPPES registry as of the last update on 2026-02-12.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.