Ann Soo Kim, MD
Hematology & Oncology Physician · South Portland, ME
Ann Soo Kim, MD is a hematology & oncology physician with a practice address in South Portland, Maine, and NPI 1457970436, issued on Apr 10, 2020. Check the license (Maine MD30503, as entered in NPPES) on the Maine Board of Licensure in Medicine; the Medicare figures below come from public CMS files.
- Name
- Ann Soo Kim
- Credential
- MD
- Primary taxonomy
- Hematology & Oncology Physician 207RH0003X
- License numbers
- MD30503 ME
1015087 MA
39508 NH
Self-reported in NPPES; status is on the state search - Practice location
- 265 Western Ave Ste 2, South Portland, ME 04106
- Phone
- (207) 661-0200
- Enumerated
- Apr 10, 2020
- Record last updated
- Jun 22, 2026
- Fax
- (207) 661-0299
- Entity
- Type 1 · individual
8 nearest hematology & oncology physician records → All 77 in Maine → Look up another NPI →
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.
- Jason Adler, MDHematology & Oncology Physician1194252148
- Magda Alden, LCSWClinical Social Worker1477190403
- Brittany Anderson, NPAcute Care Nurse Practitioner1558859314
- Michael Auster, DOHematology & Oncology Physician1164929451
- Jessica Bian, M.D.Medical Oncology Physician1821435140
- Brian Cuzzo, MDHematology & Oncology Physician1548828080
Verify Ann Soo Kim in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMaine Board of Licensure in Medicine
Search for license MD30503Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
81% fewer Medicare Part D claims than the average hematology & oncology physician in 2024
167 Medicare Part D claims for 37 beneficiaries, against an average of 877 among the 10,784 providers of this specialty who prescribed in Part D.
Most prescribed
- Promacta18 claims
- Methotrexate15 claims
- Zarxio11 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.
Ann Soo Kim among 77 hematology & oncology physician records in Maine
Ann Soo Kim, MD is one of 77 hematology & oncology physician records with a practice address in Maine. 82% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2020, is newer than 99% of them.
- NPI issued2020 · 99% of these records are older, 0% newer
- In a Medicare fileYes · 82% of these records are
- In the CMS Doctors and Clinicians fileNo · 69% of these records are
- Record last updated2026 · 42% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RH0003X and a Maine practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
12 hematology & oncology physician records list a practice address in South Portland
They are 12 of the 1,143 NPPES records with a practice address in South Portland, and 77 hematology & oncology physician records in Maine.
All 77 in Maine → Every provider in South Portland → Hematology & Oncology Physician nationwide →
The 8 hematology & oncology physician records with the nearest ZIP codes
- Jason Adler, MDSouth Portland, ME 041061194252148
- Michael Auster, DOSouth Portland, ME 041061164929451
- Brian Cuzzo, MDSouth Portland, ME 041061548828080
- Pamela Egan, M.D.South Portland, ME 041061073874509
- Judit Gellen, M.D.South Portland, ME 041061407817406
- Xiao Hu, MDSouth Portland, ME 041061346731957
- Sarah Ketchum, M.D.South Portland, ME 041061689781536
- Thomas Kuczmarski, MDSouth Portland, ME 041061952862815
Common questions
What is Ann Soo Kim, MD's NPI number?
Ann Soo Kim, MD's National Provider Identifier (NPI) is 1457970436, issued on Apr 10, 2020. An NPI identifies a provider in billing; it is not a license.
Where is Ann Soo Kim, 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 Ann Soo Kim, MD's license?
NPPES lists Maine license number MD30503, as entered by the provider. 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 Ann Soo Kim, MD prescribe under Medicare Part D?
In 2024, Ann Soo Kim, MD had 167 Medicare Part D claims for 37 beneficiaries; the average among hematology & oncology physician prescribers was 877. Part D covers Medicare prescriptions only.
Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 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.
Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.