Anna Halina Niegowska, MD
Hematology & Oncology Physician · Portland, ME
Anna Halina Niegowska, MD is a hematology & oncology physician with a practice address in Portland, Maine, and NPI 1437190634, issued on Jun 9, 2006. Check the license (Maine 015692, as entered in NPPES) on the Maine Board of Licensure in Medicine; the Medicare figures below come from public CMS files.
- Name
- Anna Halina Niegowska
- Credential
- MD
- Primary taxonomy
- Hematology & Oncology Physician 207RH0003X
- License number
- 015692 ME
Self-reported in NPPES; status is on the state search - Practice location
- 144 State St, Portland, ME 04101
- Phone
- (207) 879-3030
- Enumerated
- Jun 9, 2006
- Record last updated
- Jul 8, 2007 (not updated in 19 years: call before relying on the address or phone)
- Medicare enrollment
- Enrolled (PECOS I20040517000938); accepts Medicare assignment
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest hematology & oncology physician records → All 77 in Maine → Look up another NPI →
Also registered at 144 State St
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Francis Altman, M.D.Anesthesiology Physician1033138797
- David Andrews, M.D.Anesthesiology Physician1861429268
- Sandra Aubelangella, CNSPsychiatric/Mental Health Nurse Practitioner1306883129
- Mary Louise Bates, M.D.Anesthesiology Physician1427035666
- Normand Begin, CRNACertified Registered Nurse Anesthetist1235186412
- Denise BenedictPhysician Office Based Coding Specialist1487907978
Verify Anna Halina Niegowska in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMaine Board of Licensure in Medicine
Search for license 015692Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
12% fewer Medicare Part D claims than the average hematology & oncology physician in 2024
768 Medicare Part D claims for 200 beneficiaries, against an average of 877 among the 10,784 providers of this specialty who prescribed in Part D. Brand-name drugs were 13% of claims. 50 claims were for opioids.
Most prescribed
- Anastrozole265 claims
- Tamoxifen Citrate60 claims
- Exemestane53 claims
- Letrozole48 claims
- Alendronate Sodium41 claims
- Gabapentin21 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.
Industry payments in 2024: $197.67
3 payments; by number, the most common kind was food and beverage; the largest payer was AstraZeneca Pharmaceuticals LP. The 8,560 providers of this specialty with any payment received $7,481.41 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.
Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.
Bills Medicare through one group practice
- Mercy HospitalPortland, ME
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Anna Halina Niegowska among 77 hematology & oncology physician records in Maine
Anna Halina Niegowska, 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 2006, is newer than 5% of them.
- NPI issued2006 · 5% of these records are older, 60% newer
- In a Medicare fileYes · 82% of these records are
- In the CMS Doctors and Clinicians fileYes · 69% of these records are
- Graduated1989 · median 2006 among the 53 with a school on file
- Record last updated2007 · 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).
Hematology & Oncology Physician providers in Maine
There are 77 hematology & oncology physician records in Maine.
All 77 in Maine → Every provider in Portland → Hematology & Oncology Physician nationwide →
The 8 hematology & oncology physician records with the nearest ZIP codes
- Lowell Inhorn, M.D.Portland, ME 041021467428698
- Milaim Mustafa, M.D.Portland, ME 041021609154467
- 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
Common questions
What is Anna Halina Niegowska, MD's NPI number?
Anna Halina Niegowska, MD's National Provider Identifier (NPI) is 1437190634, issued on Jun 9, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Anna Halina Niegowska, MD located?
The NPPES record lists a practice address at 144 State St, Portland, ME, 04101. Phone: (207) 879-3030. Providers update this record themselves, so call before visiting.
How can I verify Anna Halina Niegowska, MD's license?
NPPES lists Maine license number 015692, 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 Anna Halina Niegowska, MD prescribe under Medicare Part D?
In 2024, Anna Halina Niegowska, MD had 768 Medicare Part D claims for 200 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.