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ROBERT ALAN ZIKARAS M.D.
NPI 1790706570
Obstetrics & Gynecology - Gynecology in Bridgeport, CT

Active since July 21, 2006PECOS EnrolledAccepts Medicare Assignment
2456 PARK AVE, BRIDGEPORT, CT 06604(203) 332-7117 Get Directions Write a Review

NPPES record last updated: July 8, 2007. Verified against the NPPES registry weekly; last sync: October 25, 2026.

About Robert Alan Zikaras M.d. NPPES

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

ROBERT ALAN ZIKARAS M.D. (NPI 1790706570) is an individual gynecology provider in Bridgeport, Connecticut, licensed in Connecticut (0238989) and active in the NPI registry since July 2006. He is enrolled in Medicare PECOS and is a graduate of Georgetown University School Of Medicine (1979).

NPPES Registry Identity

NPI1790706570
Entity TypeIndividualMale
Primary Taxonomy207VG0400X
Provider Legal NameROBERT ALAN ZIKARASCredential: M.D.
Location Address2456 PARK AVEBridgeport, CT 06604-1403
Mailing Address2456 Park AveBridgeport, CT 06604-1403 · (203) 332-7117
Phone(203) 332-7117
Sole ProprietorYes
Medical School CMSGeorgetown University School Of MedicineGraduated 1979
Enumeration DateJuly 21, 2006
Last NPPES UpdateJuly 8, 2007
✔ NPI 1790706570 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyObstetrics & Gynecology · GynecologyAllopathic & Osteopathic Physicians
Taxonomy Code207VG0400X
License✔ Licensed in CT · 0238989
Definition
A physician who specializes in diagnosis, treatment, and management of patients with gynecologic conditions. Source: National Uniform Claim Committee
2456 PARK AVE, Bridgeport, CT 06604
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Other Identifiers 1

Medicare UPINB83848

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Anthem Blue Cross and Blue Shield.Insurance ›

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

Robert Alan Zikaras 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 ID9032137914
PECOS Enrollment IDI20051109000522
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 Reassignment

Medicare enrollment records show Robert Zikaras reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Zikaras LLC
Same address
Obstetrics & Gynecology
2456 PARK AVE
Bridgeport, CT 06604
  • Reassigned Medicare billing, Connecticut enrollment
NPI 1588834394 (203) 332-7117

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 3

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.

Urinalysis, manual test 81002
A urinalysis is a simple, non-invasive test that checks the urine for various elements such as sugar, protein, and signs of infection. It can help detect many common conditions, including kidney disease and diabetes. The manual test involves a lab technician examining a urine sample.
17 services16 patients
Cervical or vaginal cancer screening; pelvic and clinical breast examination G0101
This procedure involves checking for health issues in the lower abdomen and chest area. It helps identify early signs of certain conditions, increasing the chance for successful treatment. It's a routine check-up that's important for maintaining good health.
12 services12 patients
Screening papanicolaou smear; obtaining, preparing and conveyance of cervical or vaginal smear to laboratory Q0091
A Papanicolaou smear, often called a Pap smear, is a test to check for changes in cells. A small sample is gently collected from the lower region and sent to a lab for examination. This helps in early detection of potential health issues.
12 services12 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 06604 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
$138.84 typical visit price
range $60.82 – $183.10
Typical copayment $34.71 (range $15.20 – $45.77)
Most-billed visit code 99204
Established Patient
$75.55 typical visit price
range $19.76 – $149.26
Typical copayment $18.88 (range $4.94 – $37.31)
Most-billed visit code 99213
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

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

ZIKARAS LLC
Obstetrics & Gynecology
2456 PARK AVE
BRIDGEPORT, CT 06604
Greater Bridgeport Planning Region (203) 332-7117

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 Zikaras's NPI number?

The NPI number for Robert Zikaras is 1790706570. It was assigned to this individual provider in the NPPES registry on July 21, 2006.

Where is Robert Zikaras located?

Robert Zikaras practices at 2456 Park Ave, Bridgeport, CT 06604. The listed phone number is (203) 332-7117.

What is Robert Zikaras's specialty?

The primary specialty registered for this NPI is Obstetrics & Gynecology, specializing in Gynecology, with taxonomy code 207VG0400X.

Is Robert Zikaras enrolled in Medicare?

Yes. Robert Zikaras 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 organization bills Medicare for Robert Zikaras's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Robert Zikaras reassigns Medicare benefits to Zikaras LLC (Bridgeport, CT). The 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 Robert Zikaras's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Robert Zikaras accept?

Health plans from Anthem Blue Cross and Blue Shield list Robert Zikaras as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.

When was this NPI record last updated?

The NPPES record for Robert Zikaras was last updated on July 8, 2007. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 19 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.