DR. RONALD ARTHUR CWIK M.D.
NPI 1982819058
Obstetrics & Gynecology - Maternal & Fetal Medicine in Guilford, CT

Q: What is Ronald Cwik's NPI number?

The NPI number for Ronald Cwik is 1982819058. It was assigned to this individual provider in the NPPES registry on May 11, 2007.

Q: What is Ronald Cwik's specialty?

The primary specialty registered for this NPI is Obstetrics & Gynecology, specializing in Maternal & Fetal Medicine, with taxonomy code 207VM0101X.

Q: Is Ronald Cwik enrolled in Medicare?

No. Ronald Cwik has opted out of Medicare through August 21, 2027. Care is provided under private contracts, and Medicare does not pay for services furnished by providers who have opted out. The provider remains eligible to order and refer services for Medicare patients.

Q: When was this NPI record last updated?

The NPPES record for Ronald Cwik 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.

Active since May 11, 2007Opted out of Medicare · through Aug 21, 2027

652 BOSTON POST RD, GUILFORD, CT 06437(203) 453-5214(203) 458-6825 Get Directions Write a Review

NPPES record last updated: July 8, 2007. Verified against the NPPES registry weekly; last sync: August 16, 2026.

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About Dr. Ronald Arthur Cwik M.d. NPPES

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

DR. RONALD ARTHUR CWIK M.D. (NPI 1982819058) is an individual maternal & fetal medicine provider in Guilford, Connecticut, licensed in Connecticut (016040) and active in the NPI registry since May 2007. He has opted out of Medicare through August 21, 2027 and remains eligible to order and refer.

NPPES Registry Identity

NPI1982819058

Entity TypeIndividualMale

Primary Taxonomy207VM0101X

Provider Legal NameDR. RONALD ARTHUR CWIKCredential: M.D.

Location Address652 BOSTON POST RDGuilford, CT 06437-2719

Mailing Address652 Boston Post RdGuilford, CT 06437-2719 · (203) 453-5214 · Fax (203) 458-6825

Phone(203) 453-5214

Fax(203) 458-6825

Sole ProprietorYes

Enumeration DateMay 11, 2007

Last NPPES UpdateJuly 8, 2007

✔ NPI 1982819058 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyObstetrics & Gynecology · Maternal & Fetal MedicineAllopathic & Osteopathic Physicians

Taxonomy Code207VM0101X

License✔ Licensed in CT · 016040

Definition

An obstetrician/gynecologist who cares for, or provides consultation on, patients with complications of pregnancy. This specialist has advanced knowledge of the obstetrical, medical and surgical complications of pregnancy and their effect on both the mother and the fetus. The specialist also possesses expertise in the most current diagnostic and treatment modalities used in the care of patients with complicated pregnancies.

652 BOSTON POST RD, Guilford, CT 06437

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Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

ⓘ

Opted out of Medicare

Dr. Ronald Arthur Cwik M.d. has filed a Medicare opt-out affidavit. Services are provided under private contract between the provider and the patient, and are not billed to or reimbursed by Medicare. The opt-out is on file from August 21, 2017 through August 21, 2027.

Opt-Out Effective DateAugust 21, 2017

Opt-Out In Effect ThroughAugust 21, 2027Opt-out affidavits renew automatically every two years unless cancelled

Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment✔ Home Health Agency✔ Power Mobility DevicesAn opted-out provider can still order and refer for Medicare patients in the categories marked above, even though their own services are not covered.

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 06437 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 16

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

DR. RICHARD SOKOLOFF D.P.M.

Podiatrist

652 BOSTON POST RD, SUITE 4
GUILFORD, CT 06437

South Central Connecticut Planning Region (203) 453-1524

MRS. SARAH E. CAMPBELL KELLOGG APRN

Nurse Practitioner (Adult Health)

652 BOSTON POST RD
GUILFORD, CT 06437

South Central Connecticut Planning Region (203) 453-0677

DR. LINDA CAROL GRACCO PH.D. CCCSLP

Speech-Language Pathologist

652 BOSTON POST RD
GUILFORD, CT 06437

South Central Connecticut Planning Region (203) 453-5083

DR. AARON N TESSLER MD

Psychiatry & Neurology (Psychiatry)

652 BOSTON POST RD
GUILFORD, CT 06437

South Central Connecticut Planning Region (203) 453-4028

JUDITH M WEISS-RIVERA MD

Family Medicine

652 BOSTON POST RD
GUILFORD, CT 06437

South Central Connecticut Planning Region (203) 453-0677

DR. RIHAM KALTA D.M.D.

Dentist (General Practice)

652 BOSTON POST RD, SUITE 12
GUILFORD, CT 06437

South Central Connecticut Planning Region (203) 453-2272

FAMILY PRACTICE ASSOCIATES MD LLC

Family Medicine

652 BOSTON POST RD
GUILFORD, CT 06437

South Central Connecticut Planning Region (203) 453-0677

BORA PARK DO

Family Medicine

652 BOSTON POST RD
GUILFORD, CT 06437

South Central Connecticut Planning Region (203) 453-0677

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 Ronald Cwik's NPI number?

The NPI number for Ronald Cwik is 1982819058. It was assigned to this individual provider in the NPPES registry on May 11, 2007.

Where is Ronald Cwik located?

Ronald Cwik practices at 652 Boston Post Rd, Guilford, CT 06437. The listed phone number is (203) 453-5214.

What is Ronald Cwik's specialty?

The primary specialty registered for this NPI is Obstetrics & Gynecology, specializing in Maternal & Fetal Medicine, with taxonomy code 207VM0101X.

Is Ronald Cwik enrolled in Medicare?

No. Ronald Cwik has opted out of Medicare through August 21, 2027. Care is provided under private contracts, and Medicare does not pay for services furnished by providers who have opted out. The provider remains eligible to order and refer services for Medicare patients.

When was this NPI record last updated?

The NPPES record for Ronald Cwik 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.