Robert Carroll, M.D.
NPI 1295875854 · Hematology & Oncology Physician · Newport Beach, CA
Enrolled with Medicare as Practitioner - Hematology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Robert Carroll, M.D. is a Hematology & Oncology Physician provider in Newport Beach, CA (NPI 1295875854).
Provider details
- NPI number
- 1295875854
- Entity type
- Individual
- Primary specialty
- Hematology & Oncology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- A69851 (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
19 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
404 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 Straightforward Or Low Level of Medical Decision Making, Per Day, If Using Time, at Least 25 Minutes99231 | 111 | $51 |
| Initial Hospital Care With Straightforward Or Low-Level Medical Decision Making, If Using Time, at Least 55 Minutes99222 | 106 | $134 |
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 35 Minutes99232 | 105 | $81 |
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 50 Minutes99233 | 42 | $122 |
| Initial Hospital Care With Moderate Level of Medical Decision Making, If Using Time, at Least 75 Minutes99223 | 22 | $179 |
| Initial Hospital Care With Straightforward Or Low Level of Medical Decision Making, Per Day, If Using Time, at Least 40 Minutes |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$876 across 11 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
- 2007-02-06
- Last updated
- 2010-05-13
Frequently asked questions
- What is Robert Carroll's NPI number?
- Robert Carroll's National Provider Identifier (NPI) is 1295875854, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Robert Carroll's specialty?
- Robert Carroll is listed in the NPPES registry with a primary specialty of Hematology & Oncology Physician (Allopathic & Osteopathic Physicians).
- Where is Robert Carroll located?
- Robert Carroll's practice location on file with NPPES is 20162 Sw Birch St, Newport Beach, CA 92660-0787.
- What is Robert Carroll's phone number?
- The practice phone number listed in the NPPES registry for Robert Carroll is (949) 553-3330.
- Does Robert Carroll accept Medicare?
- Robert Carroll is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Robert Carroll's NPI active?
- Yes — Robert Carroll's NPI (1295875854) is active in the NPPES registry as of the last update on 2010-05-13.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.