Michael Kosty, M.D.
NPI 1801857099 · Hematology & Oncology Physician · La Jolla, CA
Michael Kosty, M.D. is a Hematology & Oncology Physician provider in La Jolla, CA (NPI 1801857099).
Provider details
- NPI number
- 1801857099
- Entity type
- Individual
- Primary specialty
- Hematology & Oncology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- G43511 (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
20 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
2 documented practice locations
- Medicare service volume (vs. specialty peers)25% of score
495 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 Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 206 | $135 |
| Injection of Additional New Drug Or Substance Into Vein96375 | 96 | $17 |
| Administration of Chemotherapy Into Vein, 1 Hour Or Less96413 | 81 | $146 |
| Established Patient Office Or Other Outpatient Visit With High Level of Medical Decision Making, If Using Time, 40 Minutes Or More99215 | 69 | $184 |
| Infusion Into a Vein for Therapy, Prevention, Or Diagnosis, 1 Hour Or Less96365 | 27 | $71 |
| Injection of Drug Or Substance Under Skin Or Into Muscle96372 | 16 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 14 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Abiraterone Acetate | 138 | 42 |
| Prednisone | 133 | 39 |
| Gabapentin | 39 | 16 |
| Tamsulosin Hcl | 37 | 14 |
| Venlafaxine Hclbrand: Venlafaxine Hcl Er | 24 | — |
| Anastrozole | 20 | 12 |
| Omeprazole | 18 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$3,467 across 49 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)
- 15004 Innovation DrSan Diego, CA 92128-3491Phone: (858) 605-7146
Registry dates
- Enumerated
- 2006-03-29
- Last updated
- 2018-07-10
Frequently asked questions
- What is Michael Kosty's NPI number?
- Michael Kosty's National Provider Identifier (NPI) is 1801857099, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Michael Kosty's specialty?
- Michael Kosty is listed in the NPPES registry with a primary specialty of Hematology & Oncology Physician (Allopathic & Osteopathic Physicians).
- Where is Michael Kosty located?
- Michael Kosty's practice location on file with NPPES is 10666 N Torrey Pines Rd, La Jolla, CA 92037.
- What is Michael Kosty's phone number?
- The practice phone number listed in the NPPES registry for Michael Kosty is (858) 554-9559.
- Is Michael Kosty's NPI active?
- Yes — Michael Kosty's NPI (1801857099) is active in the NPPES registry as of the last update on 2018-07-10.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.