Sivakumar Reddy, MD
NPI 1710947858 · Hematology & Oncology Physician · Roseville, CA
Enrolled with Medicare as Practitioner - Hematology/Oncology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Sivakumar Reddy, MD is a Hematology & Oncology Physician provider in Roseville, CA (NPI 1710947858).
Provider details
- NPI number
- 1710947858
- Entity type
- Individual
- Primary specialty
- Hematology & Oncology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- 00A776420 (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
1 documented practice location
- Medicare service volume (vs. specialty peers)25% of score
1,288 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 | 881 | $135 |
| Established Patient Office Or Other Outpatient Visit With High Level of Medical Decision Making, If Using Time, 40 Minutes Or More99215 | 201 | $190 |
| New Patient Office Or Other Outpatient Visit With a High Level of Medical Decision Making, If Using Time, 60 Minutes Or More99205 | 60 | $231 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 60 | $96 |
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 50 Minutes99233 | 52 | $121 |
| New Patient Office Or Other Outpatient Visit With Moderate Level of Medical Decision Making, If Using Time, 45 Minutes Or More |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 47 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Prochlorperazine Maleate | 131 | 84 |
| Potassium Chloride | 112 | 52 |
| Lorazepam | 88 | 27 |
| Hydrocodone/Acetaminophenbrand: Hydrocodone-Acetaminophen | 75 | 28 |
| Allopurinol | 68 | 19 |
| Ondansetron Hcl | 67 | 40 |
| Gabapentin | 65 | 14 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$195 across 4 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
- 2006-03-24
- Last updated
- 2013-05-24
Frequently asked questions
- What is Sivakumar Reddy's NPI number?
- Sivakumar Reddy's National Provider Identifier (NPI) is 1710947858, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Sivakumar Reddy's specialty?
- Sivakumar Reddy is listed in the NPPES registry with a primary specialty of Hematology & Oncology Physician (Allopathic & Osteopathic Physicians).
- Where is Sivakumar Reddy located?
- Sivakumar Reddy's practice location on file with NPPES is Two Medical Plaza, Roseville, CA 95661.
- What is Sivakumar Reddy's phone number?
- The practice phone number listed in the NPPES registry for Sivakumar Reddy is (916) 782-5106.
- Does Sivakumar Reddy accept Medicare?
- Sivakumar Reddy is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Sivakumar Reddy's NPI active?
- Yes — Sivakumar Reddy's NPI (1710947858) is active in the NPPES registry as of the last update on 2013-05-24.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.