Gregory Botta, M.D./PH.D.
NPI 1881006955 · Hematology & Oncology Physician · La Jolla, CA
Enrolled with Medicare as Practitioner - Hematology/Oncology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Gregory Botta, M.D./PH.D. is a Hematology & Oncology Physician provider in La Jolla, CA (NPI 1881006955).
Provider details
- NPI number
- 1881006955
- Entity type
- Individual
- Primary specialty
- Hematology & Oncology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D./PH.D.
- Sex
- Male
- Sole proprietor
- No
- License
- A140495 (CA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
12 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)28% of score
696 Medicare services, 2024 (ranked within specialty)
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 methodology.
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 High Level of Medical Decision Making, If Using Time, 40 Minutes Or More99215 | 214 | $145 |
| Established Patient Office Or Other Outpatient Visit With High Level of Medical Decision Making, If Using Time, 40 Minutes Or More99215 | 152 | $192 |
| Prolonged Office Or Other Outpatient Evaluation and Management Service(s) Beyond the Maximum Required Time of the Primary Procedure Which Has Been Selected Using Total Time on the Date of the Primary Service; Each Additional 15 Minutes By the Physician OrG2212 | 66 | $32 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 40 | $137 |
| Prolonged Office Or Other Outpatient Evaluation and Management Service(s) Beyond the Maximum Required Time of the Primary Procedure Which Has Been Selected Using Total Time on the Date of the Primary Service; Each Additional 15 Minutes By the Physician OrG2212 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 18 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Prochlorperazine Maleate | 53 | 29 |
| Ondansetron Hcl | 43 | 26 |
| Lipase/Protease/Amylasebrand: Creon | 28 | 17 |
| Lorazepam | 20 | 12 |
| Olanzapine | 20 | 11 |
| Levothyroxine Sodium | 18 | — |
| Omeprazole | 17 | — |
Practice location
Mailing address
Registry dates
- Enumerated
- 2014-05-23
- Last updated
- 2025-11-12
- Certified
- 2025-11-12
Frequently asked questions
- What is Gregory Botta's NPI number?
- Gregory Botta's National Provider Identifier (NPI) is 1881006955, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Gregory Botta's specialty?
- Gregory Botta is listed in the NPPES registry with a primary specialty of Hematology & Oncology Physician (Allopathic & Osteopathic Physicians).
- Where is Gregory Botta located?
- Gregory Botta's practice location on file with NPPES is 10666 N Torrey Pines Rd, La Jolla, CA 92037-1027.
- What is Gregory Botta's phone number?
- The practice phone number listed in the NPPES registry for Gregory Botta is (858) 554-3200.
- Does Gregory Botta accept Medicare?
- Gregory Botta is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Gregory Botta's NPI active?
- Yes — Gregory Botta's NPI (1881006955) is active in the NPPES registry as of the last update on 2025-11-12.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.