Fabio Grassia, MD
NPI 1275141756 · Neurological Surgery Physician · Aurora, CO
Enrolled with Medicare as Practitioner - Neurosurgery · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Fabio Grassia, MD is a Neurological Surgery Physician provider in Aurora, CO (NPI 1275141756).
Provider details
- NPI number
- 1275141756
- Entity type
- Individual
- Primary specialty
- Neurological Surgery PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- TDP.0041934 (CO)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
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
2 documented practice locations
- 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.
$1,030 across 7 records (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
Additional practice locations (1)
- 777 Bannock StDenver, CO 80204-4597Phone: (303) 602-4723
Registry dates
- Enumerated
- 2020-07-21
- Last updated
- 2021-12-03
- Certified
- 2021-12-03
Frequently asked questions
- What is Fabio Grassia's NPI number?
- Fabio Grassia's National Provider Identifier (NPI) is 1275141756, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Fabio Grassia's specialty?
- Fabio Grassia is listed in the NPPES registry with a primary specialty of Neurological Surgery Physician (Allopathic & Osteopathic Physicians).
- Where is Fabio Grassia located?
- Fabio Grassia's practice location on file with NPPES is 12605 E 16th Ave, Aurora, CO 80045-2545.
- What is Fabio Grassia's phone number?
- The practice phone number listed in the NPPES registry for Fabio Grassia is (720) 848-0000.
- Does Fabio Grassia accept Medicare?
- Fabio Grassia is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Fabio Grassia's NPI active?
- Yes — Fabio Grassia's NPI (1275141756) is active in the NPPES registry as of the last update on 2021-12-03.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.