Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.

Anna Halina Niegowska, MD

Individual provider Hematology & Oncology Physician · NPI 1437190634

Anna Halina Niegowska, MD is a Hematology in Portland, Maine. Qualified in 1989, 37 years ago. Practices with Mercy Hospital, a 308-clinician group, accepts Medicare assignment and offers telehealth. Licensed in Maine.

Years since qualifying
37
Licensed in
ME
In the registry since
2006
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

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Practice location Address checks out

144 State St
Portland, ME 04101-3776
Phone: (207) 879-3030
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Hematology & Oncology Physician (primary) Taxonomy 207RH0003X · Licence 015692 (ME)

Record details

NPI number1437190634
Entity typeIndividual (Type 1)
GenderFemale
Credentials MD
Sole proprietorNo
NPI enumeratedJune 9, 2006
Last updated in NPPESJuly 8, 2007

Medicare enrollment

From the CMS Doctors & Clinicians file — this clinician is enrolled in Medicare.

Medicare specialtyHEMATOLOGY
Medical schoolOTHER
Graduated 1989 (37 years in practice)
Group practice Mercy Hospital — 308 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
TelehealthOffers telehealth services
Practice locations4 on file with Medicare

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