Sarah Ketchum, M.D.
NPI 1689781536 · Hematology & Oncology Physician · South Portland, ME
Enrolled with Medicare as Practitioner - Hematology/Oncology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Sarah Ketchum, M.D. is a Hematology & Oncology Physician provider in South Portland, ME (NPI 1689781536).
Provider details
- NPI number
- 1689781536
- Entity type
- Individual
- Primary specialty
- Hematology & Oncology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Female
- Sole proprietor
- No
- License
- 017416 (ME)
Specialties & taxonomies
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
19 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
2 documented practice locations
- Medicare service volume (vs. specialty peers)25% of score
537 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) |
|---|---|---|
| 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 | 204 | $16 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 133 | $94 |
| Established Patient Office Or Other Outpatient Visit With High Level of Medical Decision Making, If Using Time, 40 Minutes Or More99215 | 81 | $136 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 55 | $65 |
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 35 Minutes99232 | 47 | $75 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 9 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Hydroxyurea | 45 | 17 |
| Anastrozole | 34 | — |
| Acyclovir | 20 | — |
| Apixabanbrand: Eliquis | 19 | — |
| Prednisone | 18 | — |
| Venetoclaxbrand: Venclexta | 17 | — |
| Lenalidomide | 14 | — |
| Dasatinibbrand: Sprycel |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$18 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
Additional practice locations (1)
- 3073 White Mountain HwyNorth Conway, NH 03860-7101Phone: (603) 356-4904Fax: (603) 356-0842
Registry dates
- Enumerated
- 2006-08-25
- Last updated
- 2024-04-25
- Certified
- 2024-04-25
Frequently asked questions
- What is Sarah Ketchum's NPI number?
- Sarah Ketchum's National Provider Identifier (NPI) is 1689781536, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Sarah Ketchum's specialty?
- Sarah Ketchum is listed in the NPPES registry with a primary specialty of Hematology & Oncology Physician (Allopathic & Osteopathic Physicians).
- Where is Sarah Ketchum located?
- Sarah Ketchum's practice location on file with NPPES is 265 Western Ave, South Portland, ME 04106-2458.
- What is Sarah Ketchum's phone number?
- The practice phone number listed in the NPPES registry for Sarah Ketchum is (207) 661-0200.
- Does Sarah Ketchum accept Medicare?
- Sarah Ketchum is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Sarah Ketchum's NPI active?
- Yes — Sarah Ketchum's NPI (1689781536) is active in the NPPES registry as of the last update on 2024-04-25.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.