Registry data as of Aug 27, 2026

Kellie Sprague, MD

Hematology & Oncology Physician · South Portland, ME

Kellie Sprague, MD is a hematology & oncology physician with a practice address in South Portland, Maine, and NPI 1942240585, issued on Jun 8, 2006. Check the license on the Maine Board of Licensure in Medicine; the Medicare figures below come from public CMS files.

Record from CMS NPPES, loaded Aug 27, 2026 · Medicare files 2023 and 2024 · method · Verify with CMS →

NPPES recordas of Aug 27, 2026
1942240585
Name
Kellie Sprague
Credential
MD
Primary taxonomy
Hematology & Oncology Physician 207RH0003X
Practice location
265 Western Ave Ste 2, South Portland, ME 04106
Phone
(207) 661-0200
Enumerated
Jun 8, 2006
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). A record is not a license: verify it with the state board.
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Also registered at 265 Western Ave Ste 2

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Jason Adler, MDInternal Medicine Physician1194252148
  2. Magda Alden, LCSWClinical Social Worker1477190403
  3. Brittany Anderson, NPAcute Care Nurse Practitioner1558859314
  4. Michael Auster, DOInternal Medicine Physician1164929451
  5. Jessica Bian, M.D.Internal Medicine Physician1821435140
  6. Brian Cuzzo, MDInternal Medicine Physician1548828080

Verify Kellie Sprague in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMaine Board of Licensure in MedicineCheck the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS, AOA, NCCPA, AANPNot checked
Open the Maine license search

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

36% fewer Medicare Part D claims than the average hematology & oncology physician in 2024

563 Medicare Part D claims for 83 beneficiaries, against an average of 885 among the 8,428 providers of this specialty who prescribed in Part D. 21 claims were for opioids.

  1. Kellie Sprague563
  2. Specialty average885

Most prescribed

  1. Acyclovir61 claims
  2. Lenalidomide48 claims
  3. Revlimid34 claims
  4. Dexamethasone26 claims
  5. Jakafi26 claims
  6. Venclexta25 claims

Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.

The Medicare quality score for 2023: 98.1 of 100

The Merit-based Incentive Payment System score is reported for this clinician. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.

  1. Qualityout of 100 · 30% of the final score86.1
  2. Costout of 100 · 30%
  3. Promoting interoperabilityout of 100 · 25%100.0
  4. Improvement activities40 of 40 points · 15%100.0

Source: CMS Quality Payment Program, MIPS performance year 2023; category weights for 2023 (qpp.cms.gov).

Industry payments in 2024: $200.00

1 payment, mostly consulting fee; the largest payer was Sobi, Inc. The 6,678 providers of this specialty with any payment received $7,643.36 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Kellie Sprague$200.00
  2. Specialty average$7,643.36

Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.

One hospital or facility affiliation

  1. MainehealthPortland, ME

Source: CMS Doctors and Clinicians affiliations; Hospital General Information (Care Compare) (data.cms.gov). Star ratings are CMS hospital ratings, not ratings of this provider.

Hematology & Oncology Physician providers in Maine

There are 61 hematology & oncology physician records in Maine.

Other hematology & oncology physician records in Maine

  1. Erin Adler, D.O.Augusta, ME1053706069
  2. Astrid Andreescu, MDBrewer, ME1295755635
  3. Frederick Aronson, MDScarborough, ME1417928334
  4. Chiara Battelli, MDWestbrook, ME1831398551
  5. David Benton, MDTopsham, ME1336346501
  6. Sigrid Berg, MDBrewer, ME1972665834
  7. Shruti Bhandari, M.D.Brewer, ME1497169650
  8. Hans Boedeker, MDBridgton, ME1275594343
  9. Patrick Boland, MDWestbrook, ME1083140883
  10. Philip Brooks, MDBrewer, ME1942254818

Common questions

What is Kellie Sprague, MD's NPI number?

Kellie Sprague, MD's National Provider Identifier (NPI) is 1942240585, issued on Jun 8, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Kellie Sprague, MD located?

The NPPES record lists a practice address at 265 Western Ave Ste 2, South Portland, ME, 04106. Phone: (207) 661-0200. Providers update this record themselves, so call before visiting.

How can I verify Kellie Sprague, MD's license?

Search the Maine Board of Licensure in Medicine at https://www.maine.gov/md/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

How much does Kellie Sprague, MD prescribe under Medicare Part D?

In 2024, Kellie Sprague, MD had 563 Medicare Part D claims for 83 beneficiaries; the average among hematology & oncology physician prescribers was 885. Part D covers Medicare prescriptions only.

What is Kellie Sprague, MD's Medicare quality score?

The 2023 MIPS final score is 98.1 of 100. The average among 454,083 clinicians with a measured score was 83.5.

Source: CMS National Plan and Provider Enumeration System (NPPES), loaded Aug 27, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.

Every figure on PlainDoctor is rendered directly from the federal CMS NPPES registry, Medicare Part D, MIPS, and Open Payments records, no number is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 27, 2026.