Karlos Oregel, M.D.
NPI 1184913006 · Hematology & Oncology Physician · Huntington Beach, CA
Enrolled with Medicare as Practitioner - Hematology/Oncology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Karlos Oregel, M.D. is a Hematology & Oncology Physician provider in Huntington Beach, CA (NPI 1184913006).
Provider details
- NPI number
- 1184913006
- Entity type
- Individual
- Primary specialty
- Hematology & Oncology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- A130317 (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
15 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)25% of score
512 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 High Level of Medical Decision Making, If Using Time, 40 Minutes Or More99215 | 245 | $148 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 175 | $100 |
| Telephone Or Internet Assessment With Verbal and Written Report By Consulting Physician, 11-20 Minutes99447 | 29 | $36 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 27 | $137 |
| New Patient Office Or Other Outpatient Visit With a High Level of Medical Decision Making, If Using Time, 60 Minutes Or More99205 | 23 | $185 |
| Initial Hospital Care With Straightforward Or Low Level of Medical Decision Making, Per Day, If Using Time, at Least 40 Minutes |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 8 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Letrozole | 68 | 18 |
| Exemestane | 48 | — |
| Ondansetronbrand: Ondansetron Odt | 17 | — |
| Palbociclibbrand: Ibrance | 16 | — |
| Enzalutamidebrand: Xtandi | 16 | — |
| Rivaroxabanbrand: Xarelto | 12 | — |
| Omeprazole | 11 | — |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$8,614 across 8 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
Registry dates
- Enumerated
- 2011-03-31
- Last updated
- 2023-07-17
- Certified
- 2023-07-17
Frequently asked questions
- What is Karlos Oregel's NPI number?
- Karlos Oregel's National Provider Identifier (NPI) is 1184913006, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Karlos Oregel's specialty?
- Karlos Oregel is listed in the NPPES registry with a primary specialty of Hematology & Oncology Physician (Allopathic & Osteopathic Physicians).
- Where is Karlos Oregel located?
- Karlos Oregel's practice location on file with NPPES is 19582 Beach Blvd Ste 212, Huntington Beach, CA 92648-5923.
- What is Karlos Oregel's phone number?
- The practice phone number listed in the NPPES registry for Karlos Oregel is (714) 252-9415.
- Does Karlos Oregel accept Medicare?
- Karlos Oregel is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Karlos Oregel's NPI active?
- Yes — Karlos Oregel's NPI (1184913006) is active in the NPPES registry as of the last update on 2023-07-17.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.