Giovanni Begossi, M.D.
NPI 1053460873 · Surgical Oncology Physician · Oakland, CA
Enrolled with Medicare as Practitioner - General Surgery · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Giovanni Begossi, M.D. is a Surgical Oncology Physician provider in Oakland, CA (NPI 1053460873).
Provider details
- NPI number
- 1053460873
- Entity type
- Individual
- Primary specialty
- Surgical Oncology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- A112608 (CA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Other Service Providers
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
19 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
394 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) |
|---|---|---|
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 88 | $109 |
| Initial Hospital Care With Straightforward Or Low Level of Medical Decision Making, Per Day, If Using Time, at Least 40 Minutes99221 | 45 | $91 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 40 | $154 |
| New Patient Office Or Other Outpatient Visit With a High Level of Medical Decision Making, If Using Time, 60 Minutes Or More99205 | 35 | $252 |
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 35 Minutes99232 | 29 | $88 |
| Established Patient Office Or Other Outpatient Visit With High Level of Medical Decision Making, If Using Time, 40 Minutes Or More |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$249 across 3 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)
- 4053 Lone Tree Way Ste 201Antioch, CA 94531-6210Phone: (925) 776-7725Fax: (510) 506-7728
- 365 Hawthorne Ave101Oakland, CA 94609-3107Phone: (510) 465-5523
Registry dates
- Enumerated
- 2007-01-10
- Last updated
- 2020-06-26
- Certified
- 2020-06-26
Frequently asked questions
- What is Giovanni Begossi's NPI number?
- Giovanni Begossi's National Provider Identifier (NPI) is 1053460873, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Giovanni Begossi's specialty?
- Giovanni Begossi is listed in the NPPES registry with a primary specialty of Surgical Oncology Physician (Allopathic & Osteopathic Physicians).
- Where is Giovanni Begossi located?
- Giovanni Begossi's practice location on file with NPPES is 350 30th St Ste 411, Oakland, CA 94609-3425.
- What is Giovanni Begossi's phone number?
- The practice phone number listed in the NPPES registry for Giovanni Begossi is (510) 204-8168.
- Does Giovanni Begossi accept Medicare?
- Giovanni Begossi is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Giovanni Begossi's NPI active?
- Yes — Giovanni Begossi's NPI (1053460873) is active in the NPPES registry as of the last update on 2020-06-26.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.