DR. ALEKSANDRA MAMORSKA-DYGA M.D.
NPI 1467735472
Internal Medicine - Hematology & Oncology in Nyack, NY

Q: What is Aleksandra Mamorska-dyga's NPI number?

The NPI number for Aleksandra Mamorska-dyga is 1467735472. It was assigned to this individual provider in the NPPES registry on September 26, 2011.

Q: What is Aleksandra Mamorska-dyga's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Hematology & Oncology, with taxonomy code 207RH0003X.

Active since September 26, 2011PECOS EnrolledAccepts Medicare Assignment

160 N MIDLAND AVE, NYACK, NY 10960(845) 348-2000 Get Directions Write a Review

NPPES record last updated: March 16, 2020. Verified against the NPPES registry weekly; last sync: October 25, 2026.

On this page

About Dr. Aleksandra Mamorska-dyga M.d. NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

DR. ALEKSANDRA MAMORSKA-DYGA M.D. (NPI 1467735472) is an individual hematology & oncology provider in Nyack, New York, licensed in New York (267944) and active in the NPI registry since September 2011. She is enrolled in Medicare PECOS, is affiliated with Nyack Hospital, and is a graduate of Other (2005).

NPPES Registry Identity

NPI1467735472

Entity TypeIndividualFemale

Primary Taxonomy207RH0003X

Provider Legal NameDR. ALEKSANDRA MAMORSKA-DYGACredential: M.D.

Location Address160 N MIDLAND AVENyack, NY 10960-1912

Mailing Address7516 86th RdWoodhaven, NY 11421-1024 · (646) 359-4336

Phone(845) 348-2000

Sole ProprietorYes

Medical School CMSOtherGraduated 2005

Enumeration DateSeptember 26, 2011

Last NPPES UpdateMarch 16, 2020

NPPES CertifiedMarch 16, 2020

✔ NPI 1467735472 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal Medicine · Hematology & OncologyAllopathic & Osteopathic Physicians

Taxonomy Code207RH0003X

License✔ Licensed in NY · 267944

Definition

An internist doctor of osteopathy that specializes in the treatment of the combination of hematology and oncology disorders. A doctor of osteopathy that is board eligible/certified by the American Osteopathic Board of Internal Medicine WAS able to obtain a Certificate of Special Qualifications in the field of Hematology and Oncology. The Certificate is NO longer offered.

160 N MIDLAND AVE, Nyack, NY 10960

Open in Google Maps ↗

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Dr. Aleksandra Mamorska-dyga M.d. is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.

PECOS PAC ID7911145370

PECOS Enrollment IDI20130524000667

Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment✔ Home Health Agency✔ Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Medicare Billing Reassignments

Medicare enrollment records show Aleksandra Mamorska-dyga reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

White Plains Medical Diagnostic Services, PC

Same address

Internal Medicine

160 N MIDLAND AVE
Nyack, NY 10960

Reassigned Medicare billing, New York enrollment
130 clinicians in this Medicare group

NPI 1689955338 (845) 348-2000

Metropolitan Medical Practice Plan PC

22 mi

General Practice

1901 1ST AVE
New York, NY 10029

Reassigned Medicare billing, New York enrollment
623 clinicians in this Medicare group

NPI 1306138383 (212) 423-7337

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

Areas of Expertise CMS Part B claims 9

Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.

Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more 99214

This is a routine check-up for patients who have previously visited our clinic. It involves a comprehensive review of your health and any ongoing treatments. The consultation lasts between 30-39 minutes, allowing enough time to discuss any concerns.

624 services297 patients

Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 99233

Follow-up hospital inpatient care per day typically involves a 35-minute check-up by your healthcare provider. This service includes monitoring your health progress, adjusting your treatment plan if needed, and answering any questions you may have about your condition or care.

342 services162 patients

Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 99232

Follow-up hospital inpatient care involves daily check-ups while you're admitted in the hospital. Typically, a healthcare provider spends about 25 minutes each day reviewing your condition, adjusting treatment if needed, and answering any questions you might have.

319 services130 patients

Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more 99213

This is a routine visit for patients who have already been seen by the healthcare provider. During this approximately 20-29 minute appointment, your health status will be evaluated and any necessary treatments or tests will be discussed. It's a chance to address any health concerns you may have.

248 services159 patients

Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 99223

Initial hospital inpatient care per day, typically 70 minutes, refers to the daily medical service provided to patients admitted to the hospital. This includes a comprehensive evaluation, diagnosis, treatment plan, and monitoring of your health condition. It ensures your well-being during your hospital stay.

62 services62 patients

New patient office or other outpatient visit with a high level of medical decision making, if using time, 60 minutes or more 99205

This is a first-time patient visit where a healthcare professional spends 60-74 minutes with you. It involves a comprehensive evaluation, including your medical history and current health condition. They'll also advise on preventive health measures and formulate a treatment plan if needed.

56 services56 patients

Hospital Affiliations CMS Care Compare 3

Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.

Nyack Hospital

Acute Care Hospitals · Nyack, NY

2/5 CMS rating

OwnershipVoluntary non-profit - Other

CMS Certification Number330104

Location160 North Midland AvenueNyack, NY 10960 · Rockland County

Birthing friendly

Good Samaritan Hospital Of Suffern

Acute Care Hospitals · Suffern, NY

3/5 CMS rating

OwnershipVoluntary non-profit - Church

CMS Certification Number330158

Location255 Lafayette AvenueSuffern, NY 10901 · Rockland County

Emergency services Birthing friendly

Helen Hayes Hospital

Acute Care Hospitals · West Haverstraw, NY

OwnershipGovernment - State

CMS Certification Number330405

Location51 North Route 9WWest Haverstraw, NY 10993 · Rockland County

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 10960 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient

$203.53 typical visit price

range $67.40 – $203.53

Typical copayment $50.88 (range $16.85 – $50.88)

Most-billed visit code 99205

Established Patient

$117.62 typical visit price

range $21.66 – $164.45

Typical copayment $29.40 (range $5.41 – $41.11)

Most-billed visit code 99214

Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

Other Providers at the Same Location NPPES 20

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

KRISTINE M. RIVERA CRNA

Nurse Anesthetist, Certified Registered

160 N MIDLAND AVE, NYACK HOSPITAL
NYACK, NY 10960

Rockland County (845) 348-2862

PREM S. MEHTA MD

Anesthesiology

160 N MIDLAND AVE, NYACK HOSPITAL
NYACK, NY 10960

Rockland County (845) 348-2862

PAMELA CHARNEY MD

Internal Medicine

160 N MIDLAND AVE, ADULT HOSPITAL MEDICINE, NYACK HOSPITAL
NYACK, NY 10960

Rockland County (845) 348-2000

ZENA JUSTICE CRNA

Nurse Anesthetist, Certified Registered

160 N MIDLAND AVE, NYACK HOSPITAL
NYACK, NY 10960

Rockland County (845) 348-2862

DR. BORIS MELNIKAU M.D.

Internal Medicine

160 N MIDLAND AVE
NYACK, NY 10960

Rockland County (845) 348-8884

MONA PEREZ N.P.

Nurse Practitioner

160 N MIDLAND AVE, NYACK HOSPITAL
NYACK, NY 10960

Rockland County (845) 348-2345

DR. JAE HO LEE MD

Anesthesiology

160 N MIDLAND AVE, NYACK HOSPITAL
NYACK, NY 10960

Rockland County (914) 666-8866

MR. JAYESH SAMPAT M.D.

Internal Medicine

160 N MIDLAND AVE
NYACK, NY 10960

Rockland County (845) 348-2000

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Aleksandra Mamorska-dyga's NPI number?

The NPI number for Aleksandra Mamorska-dyga is 1467735472. It was assigned to this individual provider in the NPPES registry on September 26, 2011.

Where is Aleksandra Mamorska-dyga located?

Aleksandra Mamorska-dyga practices at 160 N Midland Ave, Nyack, NY 10960. The listed phone number is (845) 348-2000.

What is Aleksandra Mamorska-dyga's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Hematology & Oncology, with taxonomy code 207RH0003X.

Is Aleksandra Mamorska-dyga enrolled in Medicare?

Yes. Aleksandra Mamorska-dyga is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.

Which organizations bill Medicare for Aleksandra Mamorska-dyga's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Aleksandra Mamorska-dyga reassigns Medicare benefits to 2 organizations: White Plains Medical Diagnostic Services, PC (Nyack, NY) and Metropolitan Medical Practice Plan PC (New York, NY). Each reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for Aleksandra Mamorska-dyga's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

Is Aleksandra Mamorska-dyga affiliated with any hospitals?

According to CMS data, Aleksandra Mamorska-dyga is affiliated with Nyack Hospital, Good Samaritan Hospital Of Suffern and Helen Hayes Hospital.

When was this NPI record last updated?

The NPPES record for Aleksandra Mamorska-dyga was last updated on March 16, 2020. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 6 years ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.