Karen Russell, MD
NPI 1265492375 · Hematology & Oncology Physician · Tallahassee, FL
Enrolled with Medicare as Practitioner - Hematology/Oncology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Karen Russell, MD is a Hematology & Oncology Physician provider in Tallahassee, FL (NPI 1265492375).
Provider details
- NPI number
- 1265492375
- Entity type
- Individual
- Primary specialty
- Hematology & Oncology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Female
- Sole proprietor
- No
- License
- 0101235467 (VA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
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
254 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 | 240 | $132 |
| Established Patient Office Or Other Outpatient Visit With High Level of Medical Decision Making, If Using Time, 40 Minutes Or More99215 | 14 | $188 |
Typical Medicare-allowed amounts for these services range $132–$188 (2024). The Medicare-allowed amount is what Medicare recognizes for a service under fee-for-service — a reference figure for 2024, not a price quote and not what you would be billed. Medicare Part B covers roughly an eighth of all NPIs (65+ skew); services with fewer than 11 beneficiaries are suppressed by CMS. Source: CMS Medicare Physician & Other Practitioners, by Provider & Service.
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 35 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Anastrozole | 221 | 71 |
| Gabapentin | 61 | 21 |
| Apixabanbrand: Eliquis | 55 | 15 |
| Letrozole | 47 | 16 |
| Hydrocodone/Acetaminophenbrand: Hydrocodone-Acetaminophen | 46 | 15 |
| Lorazepam | 39 | 11 |
| Oxycodone Hcl |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$22 across 1 record (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
- 2006-03-23
- Last updated
- 2015-05-06
Frequently asked questions
- What is Karen Russell's NPI number?
- Karen Russell's National Provider Identifier (NPI) is 1265492375, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Karen Russell's specialty?
- Karen Russell is listed in the NPPES registry with a primary specialty of Hematology & Oncology Physician (Allopathic & Osteopathic Physicians).
- Where is Karen Russell located?
- Karen Russell's practice location on file with NPPES is 1775 One Healing Pl, Tallahassee, FL 32308-4600.
- What is Karen Russell's phone number?
- The practice phone number listed in the NPPES registry for Karen Russell is (850) 431-5360.
- Does Karen Russell accept Medicare?
- Karen Russell is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Karen Russell's NPI active?
- Yes — Karen Russell's NPI (1265492375) is active in the NPPES registry as of the last update on 2015-05-06.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.