Lynn Sievert, NP
NPI 1265482400 · Hematology & Oncology Physician · Clifton Springs, NY
Enrolled with Medicare as Practitioner - Nurse Practitioner · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Lynn Sievert, NP is a Hematology & Oncology Physician provider in Clifton Springs, NY (NPI 1265482400).
Provider details
- NPI number
- 1265482400
- Entity type
- Individual
- Primary specialty
- Hematology & Oncology PhysicianAllopathic & Osteopathic Physicians
- Credential
- NP
- Sex
- Female
- License
- 370009 (NY)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Physician Assistants & Advanced Practice Nursing Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
20 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)28% of score
318 Medicare services, 2024 (ranked within specialty)
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 methodology.
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 | 104 | $79 |
| Visit Complexity Inherent to Evaluation and Management Associated With Medical Care Services That Serve As the Continuing Focal Point for All Needed Health Care Services And/Or With Medical Care Services That Are Part of Ongoing Care Related to a Patient'SG2211 | 97 | $13 |
| Established Patient Office Or Other Outpatient Visit With High Level of Medical Decision Making, If Using Time, 40 Minutes Or More99215 | 75 | $117 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 42 | $53 |
Typical Medicare-allowed amounts for these services range $13–$117 (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 · 34 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Enzalutamidebrand: Xtandi | 204 | 26 |
| Prednisone | 126 | 35 |
| Abiraterone Acetate | 118 | 22 |
| Finasteride | 117 | 24 |
| Bicalutamide | 107 | 23 |
| Levothyroxine Sodium | 86 | 21 |
| Gabapentin | 75 | 17 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-05-10
- Last updated
- 2023-07-03
Frequently asked questions
- What is Lynn Sievert's NPI number?
- Lynn Sievert's National Provider Identifier (NPI) is 1265482400, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Lynn Sievert's specialty?
- Lynn Sievert is listed in the NPPES registry with a primary specialty of Hematology & Oncology Physician (Allopathic & Osteopathic Physicians).
- Where is Lynn Sievert located?
- Lynn Sievert's practice location on file with NPPES is 6 Ambulance Drive, Clifton Springs, NY 14432.
- What is Lynn Sievert's phone number?
- The practice phone number listed in the NPPES registry for Lynn Sievert is (315) 462-1472.
- Does Lynn Sievert accept Medicare?
- Lynn Sievert is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Lynn Sievert's NPI active?
- Yes — Lynn Sievert's NPI (1265482400) is active in the NPPES registry as of the last update on 2023-07-03.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.