DR. ROBERT M ZIELINSKI MD
NPI 1043260664
Internal Medicine - Hematology & Oncology in Williamsville, NY

Active since May 12, 2006PECOS EnrolledAccepts Medicare Assignment
87.14/100
CMS Quality Rating
295 ESSJAY RD, WILLIAMSVILLE, NY 14221(716) 630-1059(716) 630-1028 Get Directions Write a Review

NPPES record last updated: December 20, 2021. Verified against the NPPES registry weekly; last sync: July 26, 2026.

Record update history: Dec 20, 2021, Sep 10, 2019, Oct 25, 2018 (3 updates tracked since 2018).

About Dr. Robert M Zielinski Md NPPES

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

DR. ROBERT M ZIELINSKI MD (NPI 1043260664) is an individual hematology & oncology provider in Williamsville, New York, licensed in New York (168200-1) and active in the NPI registry since May 2006. He is enrolled in Medicare PECOS, is affiliated with Kaleida Health, and is a graduate of State University Of Ny Upstate Medical University (1985).

NPPES Registry Identity

NPI1043260664
Entity TypeIndividualMale
Primary Taxonomy207RH0003X
Provider Legal NameDR. ROBERT M ZIELINSKICredential: MD
Location Address295 ESSJAY RDWilliamsville, NY 14221-8216
Mailing Address425 Essjay Rd Ste 170Williamsville, NY 14221-5782 · (716) 630-1219
Fax(716) 630-1028
Sole ProprietorNo
Medical School CMSState University Of Ny Upstate Medical UniversityGraduated 1985
Enumeration DateMay 12, 2006
Last NPPES UpdateDecember 20, 20213 updates tracked since enumeration
NPPES CertifiedDecember 20, 2021
NPI 1043260664 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 · 168200-1
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.

295 ESSJAY RD, Williamsville, NY 14221

Other Identifiers 11

Other00010194201NY · Univera
Other0021748NY · Ghi
Other161000580NY · Empire
Other161000580NY · Nova
Other161000580NY · North American Preferred
Medicaid01209778NY
Other168200-4WNY · Workers Compensation
Other2403614NY · Iha
Other040426001784NY · Fidelis
Other000510922007NY · Health Now
Other110114167NY · Rr Medicare

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

Enrolled in Medicare and accepts Medicare assignment

Dr. Robert M Zielinski Md 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 ID4385661602
PECOS Enrollment IDI20090616000007
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.

Areas of Expertise CMS Part B claims 30

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.

Injection, ferric carboxymaltose, 1 mg J1439
Ferric carboxymaltose is an iron supplement injection. It's given when your body needs more iron than you can consume through diet, like in anemia. The injection is administered by a healthcare professional into a vein.
54,000 services34 patients
Injection, denosumab, 1 mg J0897
Denosumab is a medication given via injection to strengthen your bones. It works by slowing down the cells that break down bone, improving bone density and reducing the risk of fractures. It's often used for osteoporosis treatment.
5,160 services42 patients
Injection, dexamethasone sodium phosphate, 1 mg J1100
Dexamethasone sodium phosphate is a medication given via injection. It is a type of steroid that helps reduce inflammation and immune responses. It can be used to treat a variety of conditions, such as allergies, skin conditions, arthritis, and more.
894 services25 patients
Infusion, normal saline solution, 250 cc J7050
An infusion of normal saline solution, 250 cc, involves administering a sterile saltwater solution into your body through a vein, usually in your arm. This helps to replenish fluids, maintain hydration, and balance electrolytes in your body.
673 services85 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.
326 services210 patients
Injection, ondansetron hydrochloride, per 1 mg J2405
Ondansetron hydrochloride is a medication given via injection to help prevent nausea and vomiting, often due to chemotherapy or surgery. It works by blocking certain chemicals in the body that trigger these symptoms.
324 services13 patients

Hospital Affiliations CMS Care Compare 5

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

Kaleida Health

Acute Care Hospitals · Buffalo, NY
3/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number330005
Location100 High StreetBuffalo, NY 14210 · Erie County
Emergency services Birthing friendly

Sisters Of Charity Hospital

Acute Care Hospitals · Buffalo, NY
3/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number330078
Location2157 Main StreetBuffalo, NY 14214 · Erie County
Emergency services Birthing friendly

Kenmore Mercy Hospital

Acute Care Hospitals · Kenmore, NY
2/5 CMS rating
OwnershipVoluntary non-profit - Church
CMS Certification Number330102
Location2950 Elmwood AvenueKenmore, NY 14217 · Erie County
Emergency services

Mount St. Mary's Hospital & Health Center

Acute Care Hospitals · Lewiston, NY
3/5 CMS rating
OwnershipVoluntary non-profit - Church
CMS Certification Number330188
Location5300 Military RoadLewiston, NY 14092 · Niagara County
Emergency services Birthing friendly

Medina Memorial Hospital

Critical Access Hospitals · Medina, NY
OwnershipVoluntary non-profit - Private
CMS Certification Number331319
Location200 Ohio StreetMedina, NY 14103 · Orleans County
Emergency services

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 14221 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
$166.88 typical visit price
range $54.87 – $166.88
Typical copayment $41.72 (range $13.71 – $41.72)
Most-billed visit code 99205
Established Patient
$97.08 typical visit price
range $17.54 – $136.14
Typical copayment $24.27 (range $4.38 – $34.03)
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.

Medicare Quality Performance CMS QPP · MIPS

Performance in the CMS Quality Payment Program: the MIPS final score across four weighted categories, and the individual quality measures reported to Medicare.

87.14/100
MIPS Final ScoreMerit-based Incentive Payment System · CMS Quality Payment Program
Scored as part of a group practice
Quality82.29
Promoting Interoperability100
Improvement Activities40
Cost74.86

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.

Internal Medicine (Hematology & Oncology)
295 ESSJAY RD
WILLIAMSVILLE, NY 14221
Urology
295 ESSJAY RD
WILLIAMSVILLE, NY 14221
Nurse Practitioner
295 ESSJAY RD
WILLIAMSVILLE, NY 14221
Nurse Practitioner (Adult Health)
295 ESSJAY RD
WILLIAMSVILLE, NY 14221
Internal Medicine
295 ESSJAY RD
WILLIAMSVILLE, NY 14221
Physician Assistant
295 ESSJAY RD
WILLIAMSVILLE, NY 14221
Physician Assistant
295 ESSJAY RD
WILLIAMSVILLE, NY 14221
Nurse Practitioner
295 ESSJAY RD
WILLIAMSVILLE, NY 14221

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 Robert Zielinski's NPI number?

The NPI number for Robert Zielinski is 1043260664. It was assigned to this individual provider in the NPPES registry on May 12, 2006.

Where is Robert Zielinski located?

Robert Zielinski practices at 295 Essjay Rd, Williamsville, NY 14221. The listed phone number is (716) 630-1059.

What is Robert Zielinski's specialty?

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

Is Robert Zielinski enrolled in Medicare?

Yes. Robert Zielinski 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.

Is Robert Zielinski affiliated with any hospitals?

According to CMS data, Robert Zielinski is affiliated with Kaleida Health, Sisters Of Charity Hospital, Kenmore Mercy Hospital, Mount St. Mary's Hospital & Health Center and Medina Memorial Hospital.

When was this NPI record last updated?

The NPPES record for Robert Zielinski was last updated on December 20, 2021. NPI Profile syncs with the weekly NPPES data releases published by CMS.