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DR. RICHARD S ZELKOWITZ M.D.
NPI 1891780805
Internal Medicine - Hematology & Oncology in Norwalk, CT

Active since September 15, 2005PECOS EnrolledAccepts Medicare Assignment
84.47/100
CMS Quality Rating
40 CROSS ST, 4TH FL, NORWALK, CT 06851(203) 845-4890(203) 845-4897 Get Directions Write a Review

NPPES record last updated: April 12, 2011. Verified against the NPPES registry weekly; last sync: August 09, 2026.

About Dr. Richard S Zelkowitz M.d. NPPES

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

DR. RICHARD S ZELKOWITZ M.D. (NPI 1891780805) is an individual hematology & oncology provider in Norwalk, Connecticut, licensed in Connecticut (029798) and active in the NPI registry since September 2005. He is enrolled in Medicare PECOS and is a graduate of New York Medical College (1983).

NPPES Registry Identity

NPI1891780805
Entity TypeIndividualMale
Primary Taxonomy207RH0003X
Provider Legal NameDR. RICHARD S ZELKOWITZCredential: M.D.
Location Address40 CROSS ST, 4TH FLNorwalk, CT 06851-4647
Mailing Address40 Cross St, 4th FlNorwalk, CT 06851-4647 · (203) 845-4890 · Fax (203) 845-4897
Phone(203) 845-4890
Fax(203) 845-4897
Sole ProprietorNo
Medical School CMSNew York Medical CollegeGraduated 1983
Enumeration DateSeptember 15, 2005
Last NPPES UpdateApril 12, 2011
✔ NPI 1891780805 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 CT · 029798
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.
40 CROSS ST, Norwalk, CT 06851
Open in Google Maps ↗

Other Identifiers 3

Medicare UPINE07623CT
Medicaid001297987CT
Medicare ID-Type Unspecified110002599CT

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. Richard S Zelkowitz 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 ID7719076892
PECOS Enrollment IDI20100511000364
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 5

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 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.
684 services354 patients
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.
366 services146 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.
18 services18 patients
Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more 99212
This is a routine check-up for patients who have previously seen the doctor. During this 10-19 minute visit, the doctor will review your health status, discuss any concerns, and manage ongoing treatments or medications. It's a chance to ensure your health is on track.
18 services17 patients
Office or other outpatient visit for the evaluation and management of established patient that may not require presence of healthcare professional 99211
This service involves an outpatient visit for established patients who may not need direct interaction with a healthcare professional. It could include reviewing test results, monitoring existing conditions, or adjusting treatment plans. It's typically done remotely, ensuring your comfort and convenience.
15 services15 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 06851 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
$183.10 typical visit price
range $60.82 – $183.10
Typical copayment $45.77 (range $15.20 – $45.77)
Most-billed visit code 99205
Established Patient
$106.68 typical visit price
range $19.76 – $149.26
Typical copayment $26.67 (range $4.94 – $37.31)
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.

84.47/100
MIPS Final ScoreMerit-based Incentive Payment System · CMS Quality Payment Program
Scored as part of a group practice
Quality79.28
Promoting Interoperability100
Improvement Activities40
Cost59.59

Referred Medical Equipment & Supplies CMS DME claims 2

Durable medical equipment, devices and supplies this provider ordered from DME suppliers for patients, from Medicare fee-for-service claims.

Capecitabine, oral, 500 mg J8521
Treatment-Treatment - Miscellaneous · category RX029N
4 suppliers39 claims3,220 services$0.78 avg. paid by Medicare
Pharmacy supply fee for oral anti-cancer, oral anti-emetic or immunosuppressive drug(s); for the first prescription in a 30-day period Q0511
Treatment-Chemotherapy · category RH012N
4 suppliers31 claims31 services$18.31 avg. paid by Medicare
Dollar amounts are the average Medicare paid the supplier per service. They are not the cost to the patient.

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.

JENNIFER I MOORE MD
Pediatrics
40 CROSS ST, SUITE 300
NORWALK, CT 06851
Western Connecticut Planning Region (203) 229-2000
MS. PAULA LEVY LMFT
Marriage & Family Therapist
40 CROSS ST, SUITE 240
NORWALK, CT 06851
Western Connecticut Planning Region (203) 761-9587
COURTNEY LYDDY DPT
Physical Therapist
40 CROSS ST, REHABILITATION SERVICES OF NORWALK HOSPITAL
NORWALK, CT 06851
Western Connecticut Planning Region (203) 840-3170
JEANNE M MARCONI MD
Pediatrics
40 CROSS ST, SUITE 300
NORWALK, CT 06851
Western Connecticut Planning Region (203) 229-2029
RONALD STEVEN KAHAN MD
Dermatology
40 CROSS ST, SUITE 340
NORWALK, CT 06851
Western Connecticut Planning Region (203) 847-1500
JOEL NOEL RAJENDRA SINGH MD
Internal Medicine (Cardiovascular Disease)
40 CROSS ST
NORWALK, CT 06851
Western Connecticut Planning Region (607) 621-7293
DR. KESAV G. NAIR M.D.
Internal Medicine (Medical Oncology)
40 CROSS ST, 4TH FL
NORWALK, CT 06851
Western Connecticut Planning Region (203) 845-4898
RALPH KIRMSER M.D.
Internal Medicine (Cardiovascular Disease)
40 CROSS ST
NORWALK, CT 06851
Western Connecticut Planning Region (203) 845-2160

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 Richard Zelkowitz's NPI number?

The NPI number for Richard Zelkowitz is 1891780805. It was assigned to this individual provider in the NPPES registry on September 15, 2005.

Where is Richard Zelkowitz located?

Richard Zelkowitz practices at 40 Cross St 4th Fl, Norwalk, CT 06851. The listed phone number is (203) 845-4890.

What is Richard Zelkowitz's specialty?

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

Is Richard Zelkowitz enrolled in Medicare?

Yes. Richard Zelkowitz 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.

When was this NPI record last updated?

The NPPES record for Richard Zelkowitz was last updated on April 12, 2011. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 15 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.