David Santiago-Dieppa, MD
NPI 1083984983 · Neurological Surgery Physician · San Diego, CA
Enrolled with Medicare as Practitioner - Neurosurgery · source: CMS PECOS Public Provider Enrollment (2026.04.01)
David Santiago-Dieppa, MD is a Neurological Surgery Physician provider in San Diego, CA (NPI 1083984983).
Provider details
- NPI number
- 1083984983
- Entity type
- Individual
- Primary specialty
- Neurological Surgery PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- A132049 (CA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
14 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
3 documented practice locations
- Medicare service volume (vs. specialty peers)25% of score
594 Medicare services, 2024 (ranked within specialty)
- Open Payments transparency10% of score
Has Open Payments disclosures (2024)
Medicare volume is ranked against active providers in the same specialty. 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 .
What this provider does (Medicare)
Based on Medicare fee-for-service claims, 2024; not all care is captured.
| Service (HCPCS) | Medicare services | Typical Medicare-allowed (2024) |
|---|---|---|
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 50 Minutes99233 | 175 | $120 |
| Initial Hospital Care With Moderate Level of Medical Decision Making, If Using Time, at Least 75 Minutes99223 | 98 | $176 |
| Established Patient Office Or Other Outpatient Visit With High Level of Medical Decision Making, If Using Time, 40 Minutes Or More99215 | 96 | $190 |
| Insertion of Tube Into Internal Neck Artery for Diagnosis Or Treatment With Review By Radiologist36224 | 32 | $318 |
| Established Patient Office Or Other Outpatient Visit With High Level of Medical Decision Making, If Using Time, 40 Minutes Or More99215 | 32 | $148 |
| Critical Care, First 30-74 Minutes99291 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$32,737 across 59 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 (2)
- 3020 Childrens WaySan Diego, CA 92123-4223Phone: (858) 966-8574
- 7910 Frost StSan Diego, CA 92123-2771Phone: (858) 966-8574
Registry dates
- Enumerated
- 2012-01-09
- Last updated
- 2022-11-23
- Certified
- 2022-11-23
Frequently asked questions
- What is David Santiago-Dieppa's NPI number?
- David Santiago-Dieppa's National Provider Identifier (NPI) is 1083984983, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is David Santiago-Dieppa's specialty?
- David Santiago-Dieppa is listed in the NPPES registry with a primary specialty of Neurological Surgery Physician (Allopathic & Osteopathic Physicians).
- Where is David Santiago-Dieppa located?
- David Santiago-Dieppa's practice location on file with NPPES is 200 W Arbor Dr, San Diego, CA 92103-9000.
- What is David Santiago-Dieppa's phone number?
- The practice phone number listed in the NPPES registry for David Santiago-Dieppa is (800) 926-8273.
- Does David Santiago-Dieppa accept Medicare?
- David Santiago-Dieppa is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is David Santiago-Dieppa's NPI active?
- Yes — David Santiago-Dieppa's NPI (1083984983) is active in the NPPES registry as of the last update on 2022-11-23.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.