1. Home
  2. Directory
  3. Rhode Island
  4. Wakefield
  5. Nurse Practitioner
  6. NPI Profile

PATRICIA A KARWAN NP
NPI 1700883568
Nurse Practitioner - Adult Health in Wakefield, RI

Active since July 07, 2005PECOS EnrolledAccepts Medicare Assignment
100 KENYON AVE, COMPREHENSIVE CANCER CENTER, WAKEFIELD, RI 02879(401) 783-6670(401) 789-4990 Get Directions Write a Review

NPPES record last updated: November 5, 2025. Verified against the NPPES registry weekly; last sync: October 18, 2026.

Record update history: Nov 5, 2025, Aug 12, 2025 (2 updates tracked since 2025).

About Patricia A Karwan Np NPPES

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

PATRICIA A KARWAN NP (NPI 1700883568) is an individual adult health provider in Wakefield, Rhode Island, licensed in Rhode Island (APRN00309) and active in the NPI registry since July 2005. She is enrolled in Medicare PECOS, is affiliated with Our Lady Of Fatima Hospital, and maintains 8 additional practice locations.

NPPES Registry Identity

NPI1700883568
Entity TypeIndividualFemale
Primary Taxonomy363LA2200X
Provider Legal NamePATRICIA A KARWANCredential: NP
Location Address100 KENYON AVE, COMPREHENSIVE CANCER CENTERWakefield, RI 02879-4216
Mailing AddressPo Box 415348Boston, MA 02241-5348
Phone(401) 783-6670
Fax(401) 789-4990
Sole ProprietorNo
Medical School CMSOtherGraduated 1997
Enumeration DateJuly 7, 2005
Last NPPES UpdateNovember 5, 20252 updates tracked since enumeration
NPPES CertifiedNovember 5, 2025
✔ NPI 1700883568 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyNurse Practitioner · Adult HealthPhysician Assistants & Advanced Practice Nursing Providers
Taxonomy Code363LA2200X
License✔ Licensed in RI · APRN00309
Also ListedNurse PractitionerTaxonomy 363L00000X · License RN2296293 (MA)
100 KENYON AVE, Wakefield, RI 02879
Open in Google Maps ↗

Secondary Practice Locations 8

Location 155 Lake Ave NWorcester, MA 01655-0002 · Phone (774) 442-3903 · Fax (774) 443-7890
Location 250 Maude StProvidence, RI 02908-4325 · Phone (401) 456-2077
Location 3851 Main StWarren, RI 02885-4402 · Phone (401) 456-2077
Location 41351 S County Trl Ste 302East Greenwich, RI 02818-5083 · Phone (401) 456-2077
Location 51524 Atwood Ave Ste 125Johnston, RI 02919-3288 · Phone (401) 456-2077
Location 6200 High Service AveNorth Providence, RI 02904-5113 · Phone (401) 456-2077
Location 7825 Chalkstone AveProvidence, RI 02908-4728 · Phone (401) 456-2077
Location 83461 S County TrlEast Greenwich, RI 02818-1465 · Phone (401) 783-6670 ext. 16740 · Fax (401) 789-4990

Other Identifiers 1

Medicaid7057313RI

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

Patricia A Karwan Np 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 ID7517904238
PECOS Enrollment IDI20050414000360
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

6

Medicare enrollment records show Patricia Karwan reassigns Medicare billing to 6 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Silver Spring Health Care Management, Inc
Same address
Gerontology
100 KENYON AVE
Wakefield, RI 02879
  • Reassigned Medicare billing, Rhode Island enrollment
  • 19 clinicians in this Medicare group
NPI 1184174252 (401) 788-3337
Affinity Physicians LLC.
19 mi
Internal Medicine
455 TOLL GATE RD
Warwick, RI 02886
  • Reassigned Medicare billing, Rhode Island enrollment
  • 984 clinicians in this Medicare group
NPI 1184944662 (401) 737-7010
Wih Faculty Physicians, Inc
27 mi
Gynecologic Oncology
373 NEW BOSTON RD STE 3
Fall River, MA 02720
  • Reassigned Medicare billing, Massachusetts enrollment
  • 26 clinicians in this Medicare group
NPI 1669590295 (508) 235-3500
Chartercare Roger Williams Medical Center
28 mi
Internal Medicine
825 CHALKSTONE AVE
Providence, RI 02908
  • Reassigned Medicare billing, Rhode Island enrollment
  • 96 clinicians in this Medicare group
NPI 1649009507 (401) 456-2000
Prospect Chartercare Rwmc, LLC
28 mi
Internal Medicine
825 CHALKSTONE AVE
Providence, RI 02908
  • Reassigned Medicare billing, Rhode Island enrollment
  • 162 clinicians in this Medicare group
NPI 1285059287 (401) 456-2000
Steward Medical Group, Inc
66 mi
Specialist
9 GALEN ST
Watertown, MA 02472
  • Reassigned Medicare billing, Massachusetts enrollment
  • 991 clinicians in this Medicare group
NPI 1629398219 (615) 467-4474

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

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.
12 services12 patients

Hospital Affiliations CMS Care Compare 3

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

Our Lady Of Fatima Hospital

Acute Care Hospitals · North Providence, RI
3/5 CMS rating
OwnershipProprietary
CMS Certification Number410005
Location200 High Service AvenueNorth Providence, RI 02904 · Providence County
Emergency services

South County Hospital Inc

Acute Care Hospitals · Wakefield, RI
5/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number410008
Location100 Kenyon AveWakefield, RI 02879 · Washington County
Emergency services Birthing friendly

Kent County Memorial Hospital

Acute Care Hospitals · Warwick, RI
3/5 CMS rating
OwnershipProprietary
CMS Certification Number410009
Location455 Toll Gate RdWarwick, RI 02886 · Kent County
Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 02879 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
$90.48 typical visit price
range $58.57 – $177.03
Typical copayment $22.62 (range $14.64 – $44.25)
Most-billed visit code 99203
Established Patient
$103.10 typical visit price
range $18.92 – $144.38
Typical copayment $25.77 (range $4.73 – $36.09)
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.

JILL VOLK D.O.
Emergency Medicine
100 KENYON AVE
WAKEFIELD, RI 02879
Washington County (401) 782-8000
ROBERT CROUSE M.D.
Emergency Medicine (Emergency Medical Services)
100 KENYON AVE
WAKEFIELD, RI 02879
Washington County (508) 675-7535
DIANE E SMITH MD
Internal Medicine (Hospice and Palliative Medicine)
100 KENYON AVE
WAKEFIELD, RI 02879
Washington County (401) 782-8000
MS. CHRISTINE BOIE CNS
Clinical Nurse Specialist (Psychiatric/Mental Health)
100 KENYON AVE
WAKEFIELD, RI 02879
Washington County (401) 788-1277
CASSANDRA TIBBITS
Social Worker
100 KENYON AVE
WAKEFIELD, RI 02879
Washington County (401) 782-8000
JACK L SCHWARTZWALD MD
Internal Medicine
100 KENYON AVE
WAKEFIELD, RI 02879
Washington County (401) 788-1590
PAUL TAFONE M.D.
Emergency Medicine
100 KENYON AVE
WAKEFIELD, RI 02879
Washington County (508) 675-7535
MRS. ELIZABETH ANNE HART ACNP-BC
Nurse Practitioner
100 KENYON AVE
WAKEFIELD, RI 02879
Washington County (401) 788-1590

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 Patricia Karwan's NPI number?

The NPI number for Patricia Karwan is 1700883568. It was assigned to this individual provider in the NPPES registry on July 7, 2005.

Where is Patricia Karwan located?

Patricia Karwan practices at 100 Kenyon Ave Comprehensive Cancer Center, Wakefield, RI 02879. The listed phone number is (401) 783-6670.

What is Patricia Karwan's specialty?

The primary specialty registered for this NPI is Nurse Practitioner, specializing in Adult Health, with taxonomy code 363LA2200X.

Is Patricia Karwan enrolled in Medicare?

Yes. Patricia Karwan 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 Patricia Karwan's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Patricia Karwan reassigns Medicare benefits to 6 organizations: Silver Spring Health Care Management, Inc (Wakefield, RI), Affinity Physicians LLC. (Warwick, RI), Wih Faculty Physicians, Inc (Fall River, MA), Chartercare Roger Williams Medical Center (Providence, RI), Prospect Chartercare Rwmc, LLC (Providence, RI) and 1 more organization, listed in the Medicare section above. 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 Patricia Karwan's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Patricia Karwan accept?

Health plans from Anthem Blue Cross and Blue Shield list Patricia Karwan 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.

Is Patricia Karwan affiliated with any hospitals?

According to CMS data, Patricia Karwan is affiliated with Our Lady Of Fatima Hospital, South County Hospital Inc and Kent County Memorial Hospital.

When was this NPI record last updated?

The NPPES record for Patricia Karwan was last updated on November 5, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 11 months 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.