Rebecca Eisenberg, M.D.
NPI 1518080639 · Medical Oncology Physician · Sanford, ME
Enrolled with Medicare as Practitioner - Hematology/Oncology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Rebecca Eisenberg, M.D. is a Medical Oncology Physician provider in Sanford, ME (NPI 1518080639).
Provider details
- NPI number
- 1518080639
- Entity type
- Individual
- Primary specialty
- Medical Oncology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Female
- Sole proprietor
- No
- License
- 231351 (MA)
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 tenure28% of score
19 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
3 documented practice locations
- Medicare service volume (vs. specialty peers)28% of score
460 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 | 312 | $92 |
| Established Patient Office Or Other Outpatient Visit With High Level of Medical Decision Making, If Using Time, 40 Minutes Or More99215 | 71 | $138 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 54 | $63 |
| New Patient Office Or Other Outpatient Visit With a High Level of Medical Decision Making, If Using Time, 60 Minutes Or More99205 | 23 | $167 |
Typical Medicare-allowed amounts for these services range $63–$167 (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 · 17 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Prochlorperazine Maleate | 78 | 55 |
| Anastrozole | 65 | 25 |
| Dexamethasone | 56 | 39 |
| Ondansetron Hcl | 53 | 42 |
| Oxycodone Hcl | 41 | 18 |
| Alendronate Sodium | 36 | 13 |
| Lenalidomidebrand: Revlimid | 30 | — |
| Abiraterone Acetate | 24 |
Practice location
Mailing address
Additional practice locations (2)
- 3073 White Mountain HwyNorth Conway, NH 03860-7101Phone: (603) 356-4904
- 11 Whitehall RdFrisbie Center for Cancer CareRochester, NH 03867-3226Phone: (603) 335-8490
Registry dates
- Enumerated
- 2007-04-06
- Last updated
- 2021-04-26
- Certified
- 2021-04-26
Frequently asked questions
- What is Rebecca Eisenberg's NPI number?
- Rebecca Eisenberg's National Provider Identifier (NPI) is 1518080639, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Rebecca Eisenberg's specialty?
- Rebecca Eisenberg is listed in the NPPES registry with a primary specialty of Medical Oncology Physician (Allopathic & Osteopathic Physicians).
- Where is Rebecca Eisenberg located?
- Rebecca Eisenberg's practice location on file with NPPES is 27 Industrial Ave Ste 101, Sanford, ME 04073-5846.
- What is Rebecca Eisenberg's phone number?
- The practice phone number listed in the NPPES registry for Rebecca Eisenberg is (207) 294-5800.
- Does Rebecca Eisenberg accept Medicare?
- Rebecca Eisenberg is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Rebecca Eisenberg's NPI active?
- Yes — Rebecca Eisenberg's NPI (1518080639) is active in the NPPES registry as of the last update on 2021-04-26.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.