Yelena Patsiornik, MD
Hematology & Oncology Physician · Brewer, ME
Yelena Patsiornik, MD is a hematology & oncology physician with a practice address in Brewer, Maine, and NPI 1639364243, issued on Sep 7, 2007. Check the license (Maine MD18105, as entered in NPPES) on the Maine Board of Licensure in Medicine; the Medicare figures below come from public CMS files.
- Name
- Yelena Patsiornik
- Credential
- MD
- Primary taxonomy
- Hematology & Oncology Physician 207RH0003X
- License number
- MD18105 ME
Self-reported in NPPES; status is on the state search - Practice location
- 43 Whiting Hill RD Ste 300, Brewer, ME 04412
- Phone
- (207) 973-7478
- Enumerated
- Sep 7, 2007
- Record last updated
- Nov 16, 2020 (not updated in 6 years: call before relying on the address or phone)
- Fax
- (207) 973-7807
- Medicare enrollment
- Enrolled (PECOS I20240909003828); 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 43 Whiting Hill RD Ste 300
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Mansour Almarhoon, M.DNeurology Physician1609202373
Verify Yelena Patsiornik in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMaine Board of Licensure in Medicine
Search for license MD18105Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
44% fewer Medicare Part D claims than the average hematology & oncology physician in 2024
493 Medicare Part D claims for 128 beneficiaries, against an average of 877 among the 10,784 providers of this specialty who prescribed in Part D. Brand-name drugs were 23% of claims.
Most prescribed
- Eliquis52 claims
- Abiraterone Acetate38 claims
- Dexamethasone32 claims
- Lenalidomide32 claims
- Prednisone31 claims
- Hydroxyurea23 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: $243.68
2 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
- White Plains Physician Services PCWhite Plains, NY
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Yelena Patsiornik among 77 hematology & oncology physician records in Maine
Yelena Patsiornik, 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 2007, is newer than 40% of them.
- NPI issued2007 · 40% of these records are older, 42% newer
- In a Medicare fileYes · 82% of these records are
- In the CMS Doctors and Clinicians fileYes · 69% of these records are
- Graduated1992 · median 2006 among the 53 with a school on file
- Record last updated2020 · 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).
15 hematology & oncology physician records list a practice address in Brewer
They are 15 of the 359 NPPES records with a practice address in Brewer, and 77 hematology & oncology physician records in Maine.
All 77 in Maine → Every provider in Brewer → Hematology & Oncology Physician nationwide →
The 8 hematology & oncology physician records with the nearest ZIP codes
- Astrid Andreescu, MDBrewer, ME 044121295755635
- Sigrid Berg, MDBrewer, ME 044121972665834
- Shruti Bhandari, M.D.Brewer, ME 044121497169650
- Philip Brooks, MDBrewer, ME 044121942254818
- Audrey Garrett, MDBrewer, ME 044121467483859
- Khalil KamarBrewer, ME 044121750801312
- Thomas Openshaw, MDBrewer, ME 044121588695811
- Sheila Karina Pascual, MDBrewer, ME 044121841510864
Common questions
What is Yelena Patsiornik, MD's NPI number?
Yelena Patsiornik, MD's National Provider Identifier (NPI) is 1639364243, issued on Sep 7, 2007. An NPI identifies a provider in billing; it is not a license.
Where is Yelena Patsiornik, MD located?
The NPPES record lists a practice address at 43 Whiting Hill RD Ste 300, Brewer, ME, 04412. Phone: (207) 973-7478. Providers update this record themselves, so call before visiting.
How can I verify Yelena Patsiornik, MD's license?
NPPES lists Maine license number MD18105, 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 Yelena Patsiornik, MD prescribe under Medicare Part D?
In 2024, Yelena Patsiornik, MD had 493 Medicare Part D claims for 128 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.