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ABRAHAM WALUSIMBI MD
NPI 1063939007
Internal Medicine in Pawtucket, RI

Active since August 29, 2017PECOS EnrolledAccepts Medicare Assignment
111 BREWSTER STREET, PAWTUCKET, RI 02860(401) 729-2258(401) 729-3343 Get Directions Write a Review

NPPES record last updated: April 10, 2026. Verified against the NPPES registry weekly; last sync: October 18, 2026.

Record update history: Apr 10, 2026, Jun 18, 2025, Aug 14, 2023 and 3 more (6 updates tracked since 2017).

About Abraham Walusimbi Md NPPES

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

ABRAHAM WALUSIMBI MD (NPI 1063939007) is an individual internal medicine provider in Pawtucket, Rhode Island, licensed in Rhode Island (LP04142) and active in the NPI registry since August 2017. He is enrolled in Medicare PECOS, is affiliated with Doctors Hospital, and is a graduate of Other (2014).

NPPES Registry Identity

NPI1063939007
Entity TypeIndividualMale
Primary Taxonomy207R00000X
Provider Legal NameABRAHAM WALUSIMBICredential: MD
Location Address111 BREWSTER STREETPawtucket, RI 02860
Mailing Address111 Brewster StPawtucket, RI 02860-4474 · (401) 729-2258 · Fax (401) 729-3343
Phone(401) 729-2258
Fax(401) 729-3343
Sole ProprietorNo
Medical School CMSOtherGraduated 2014
Enumeration DateAugust 29, 2017
Last NPPES UpdateApril 10, 20266 updates tracked since enumeration
NPPES CertifiedApril 10, 2026
✔ NPI 1063939007 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207R00000X
Licenses✔ Licensed in RI · LP04142✔ Licensed in WA · MD61294274✔ Licensed in AL · MD51229
Definition
A physician who provides long-term, comprehensive care in the office and the hospital, managing both common and complex illness of adolescents, adults and the elderly. Internists are trained in the diagnosis and treatment of cancer, infections and diseases affecting the heart, blood, kidneys, joints and digestive, respiratory and vascular systems. They are also trained in the essentials of primary care internal medicine, which incorporates an understanding of disease prevention, wellness, substance abuse, mental health and effective treatment of common problems of the eyes, ears, skin, nervous system and reproductive organs.
111 BREWSTER STREET, Pawtucket, RI 02860
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Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Blue Cross and Blue Shield of Alabama, Oscar Health Plan, Inc., Oscar Insurance Company and more.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

Abraham Walusimbi 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 ID3577823210
PECOS Enrollment IDI20250728001201, I20250821003257, I20260115002858, I20260515001060
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

5

Medicare enrollment records show Abraham Walusimbi reassigns Medicare billing to 5 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Southeastern Physician Services PC
801 mi
Hospitalist
990 OAK RIDGE TPKE
Oak Ridge, TN 37830
  • Reassigned Medicare billing, Tennessee enrollment
  • 1,085 clinicians in this Medicare group
NPI 1083835441 (865) 481-1000
Hospital Physician Services - Southeast Professional Corporation
875 mi
Hospitalist
2151 W SPRING ST
Monroe, GA 30655
  • Reassigned Medicare billing, Alabama, Georgia and Louisiana enrollments
  • 428 clinicians in this Medicare group
NPI 1760410385 (770) 267-8461
Florida Hospital Medicine Services, LLC.
1,161 mi
Hospitalist
21644 STATE ROAD 7
Boca Raton, FL 33428
  • Reassigned Medicare billing, Florida enrollment
  • 516 clinicians in this Medicare group
NPI 1508873183 (561) 488-8000
Hospital Physician Services Of Florida PA
1,178 mi
Hospitalist
8383 N DAVIS HWY
Pensacola, FL 32514
  • Reassigned Medicare billing, Florida enrollment
  • 601 clinicians in this Medicare group
NPI 1558718635 (850) 494-4000
South Sound Inpatient Physicians PLLC
2,266 mi
Hospitalist
800 W 5TH AVE
Spokane, WA 99204
  • Reassigned Medicare billing, Washington enrollment
  • 915 clinicians in this Medicare group
NPI 1275785107 (509) 458-5800

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 6

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.

Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 99233
Follow-up hospital inpatient care per day typically involves a 35-minute check-up by your healthcare provider. This service includes monitoring your health progress, adjusting your treatment plan if needed, and answering any questions you may have about your condition or care.
730 services225 patients
Hospital discharge day management, more than 30 minutes 99239
Hospital discharge day management over 30 minutes involves a detailed process to ensure a smooth transition from hospital to home. It includes final examinations, discussion of your hospital stay, post-discharge instructions, and coordinating follow-up care.
171 services169 patients
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 99232
Follow-up hospital inpatient care involves daily check-ups while you're admitted in the hospital. Typically, a healthcare provider spends about 25 minutes each day reviewing your condition, adjusting treatment if needed, and answering any questions you might have.
170 services64 patients
Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 99223
Initial hospital inpatient care per day, typically 70 minutes, refers to the daily medical service provided to patients admitted to the hospital. This includes a comprehensive evaluation, diagnosis, treatment plan, and monitoring of your health condition. It ensures your well-being during your hospital stay.
149 services144 patients
Subsequent hospital care with straightforward or low level of medical decision making, per day, if using time, at least 25 minutes 99231
Follow-up hospital inpatient care is a daily service where a healthcare professional checks on your health progress during your hospital stay. Each session typically lasts 15 minutes, involving updates on your condition and adjustments to your treatment plan, if necessary.
92 services19 patients
Advance care planning, first 30 minutes 99497
Advance care planning is a process where you discuss your healthcare preferences with your doctor. This conversation, lasting up to 30 minutes, helps ensure your wishes are respected if you're unable to communicate them in the future. It's about your care, your way.
18 services18 patients

Hospital Affiliations CMS Care Compare 3

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

Doctors Hospital

Acute Care Hospitals · Augusta, GA
3/5 CMS rating
OwnershipProprietary
CMS Certification Number110177
Location3651 Wheeler RoadAugusta, GA 30909 · Richmond County
Emergency services Birthing friendly

Lane Regional Medical Center

Acute Care Hospitals · Zachary, LA
3/5 CMS rating
OwnershipGovernment - Hospital District or Authority
CMS Certification Number190020
Location6300 Main StreetZachary, LA 70791 · E. Baton Rouge County
Emergency services Birthing friendly

Physicians Regional Medical Center

Acute Care Hospitals · Powell, TN
2/5 CMS rating
OwnershipProprietary
CMS Certification Number440120
Location7565 Dannaher Way PowellPowell, TN 37849 · Knox County
Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 02860 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
$134.17 typical visit price
range $58.57 – $177.03
Typical copayment $33.54 (range $14.64 – $44.25)
Most-billed visit code 99204
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.

MICHAEL S SICLARI MD
Emergency Medicine
111 BREWSTER STREET
PAWTUCKET, RI 02860
Providence County (401) 729-2419
JENNIFER DEROSSI-DACOSTA RN,CDE,CDOE
Registered Nurse (Diabetes Educator)
111 BREWSTER STREET, CNEMG PRIMARY CARE AND SPECIALTY SERVICES
PAWTUCKET, RI 02860
Providence County (401) 729-2238
JOSE M. NEGRON-SOTO M.D.
Radiology (Diagnostic Radiology)
111 BREWSTER STREET
PAWTUCKET, RI 02860
Providence County (401) 729-2339
MR. MATTHEW EVAN BROWN P.A.-C
Physician Assistant
111 BREWSTER STREET
PAWTUCKET, RI 02860
Providence County (401) 729-2304
JOSEPH STEPHEN RABATIN MD
Internal Medicine
111 BREWSTER STREET
PAWTUCKET, RI 02860
Providence County (401) 729-2258
DR. ANTHONY GEORGE THOMAS D.O.
Internal Medicine (Hematology & Oncology)
111 BREWSTER STREET
PAWTUCKET, RI 02860
Providence County (401) 729-2700
FADYA ELRAYESS MD
Family Medicine
111 BREWSTER STREET
PAWTUCKET, RI 02860
Providence County (401) 729-2206
DR. MICHAEL E JAY M.D.
Radiology (Vascular & Interventional Radiology)
111 BREWSTER STREET
PAWTUCKET, RI 02860
Providence County (401) 729-2339

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 Abraham Walusimbi's NPI number?

The NPI number for Abraham Walusimbi is 1063939007. It was assigned to this individual provider in the NPPES registry on August 29, 2017.

Where is Abraham Walusimbi located?

Abraham Walusimbi practices at 111 Brewster Street, Pawtucket, RI 02860. The listed phone number is (401) 729-2258.

What is Abraham Walusimbi's specialty?

The primary specialty registered for this NPI is Internal Medicine with taxonomy code 207R00000X.

Is Abraham Walusimbi enrolled in Medicare?

Yes. Abraham Walusimbi 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 Abraham Walusimbi's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Abraham Walusimbi reassigns Medicare benefits to 5 organizations: Southeastern Physician Services PC (Oak Ridge, TN), Hospital Physician Services - Southeast Professional Corporation (Monroe, GA), Florida Hospital Medicine Services, LLC. (Boca Raton, FL), Hospital Physician Services Of Florida PA (Pensacola, FL) and South Sound Inpatient Physicians PLLC (Spokane, WA). 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 Abraham Walusimbi's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Abraham Walusimbi accept?

Health plans from Blue Cross and Blue Shield of Alabama, Oscar Health Plan, Inc., Oscar Insurance Company and Providence Health Plan list Abraham Walusimbi 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 Abraham Walusimbi affiliated with any hospitals?

According to CMS data, Abraham Walusimbi is affiliated with Doctors Hospital, Lane Regional Medical Center and Physicians Regional Medical Center.

When was this NPI record last updated?

The NPPES record for Abraham Walusimbi was last updated on April 10, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 6 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.