1. Home
  2. Directory
  3. Rhode Island
  4. Providence
  5. Internal Medicine
  6. NPI Profile
Recently Updated NPI Information — some details in this NPI profile have been updated in the NPI registry within the last 60 days.

CHIWOO SONG MD
NPI 1891473112
Internal Medicine in Providence, RI

Active since July 06, 2023PECOS Enrolled
825 CHALKSTONE AVE, PROVIDENCE, RI 02908(401) 456-2000 Get Directions Write a Review

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

Record update history: Sep 18, 2026, Jul 6, 2023 (2 updates tracked since 2023).

About Chiwoo Song Md NPPES

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

CHIWOO SONG MD (NPI 1891473112) is an individual internal medicine provider in Providence, Rhode Island, licensed in Rhode Island (LP06076) and active in the NPI registry since July 2023. He is enrolled in Medicare PECOS and is a graduate of Other (2012).

NPPES Registry Identity

NPI1891473112
Entity TypeIndividualMale
Primary Taxonomy207R00000X
Provider Legal NameCHIWOO SONGCredential: MD
Location Address825 CHALKSTONE AVEProvidence, RI 02908-4728
Mailing Address1 Hospital DrLowell, MA 01852-1311 · (978) 458-1411
Phone(401) 456-2000
Sole ProprietorNo
Medical School CMSOtherGraduated 2012
Enumeration DateJuly 6, 2023
Last NPPES UpdateSeptember 18, 20262 updates tracked since enumeration
NPPES CertifiedSeptember 18, 2026
✔ NPI 1891473112 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207R00000X
License✔ Licensed in RI · LP06076
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.
825 CHALKSTONE AVE, Providence, RI 02908
Open in Google Maps ↗

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Chiwoo Song Md is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

PECOS PAC ID3274996145
PECOS Enrollment IDI20260707002920
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 Chiwoo Song reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Lowell General Inpatient Specialists PLLC
56 mi
Internal Medicine
295 VARNUM AVE
Lowell, MA 01854
  • Reassigned Medicare billing, Massachusetts enrollment
  • 109 clinicians in this Medicare group
NPI 1649626391 (978) 937-6439

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 02908 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.

DR. TODD F ROBERTS MD
Internal Medicine (Medical Oncology)
825 CHALKSTONE AVE
PROVIDENCE, RI 02908
Providence County (401) 456-6565
DR. WILLIAM ARTHUR YELLE MD
Anesthesiology
825 CHALKSTONE AVE
PROVIDENCE, RI 02908
Providence County (401) 456-2000
IAN M JACOBSON MD
Emergency Medicine
825 CHALKSTONE AVE
PROVIDENCE, RI 02908
Providence County (330) 493-4443
PROSPECT CHARTERCARE RWMC, LLC
General Acute Care Hospital
825 CHALKSTONE AVE
PROVIDENCE, RI 02908
Providence County (401) 456-2000
N PETER LIBBEY M.D.
Pathology (Anatomic Pathology)
825 CHALKSTONE AVE, ROGER WILLIAMS MEDICAL CENTER/PATHOLOGY DEPT.
PROVIDENCE, RI 02908
Providence County (401) 456-2162
GARRICK MARK WHITLOCK CRNA
Nurse Anesthetist, Certified Registered
825 CHALKSTONE AVE
PROVIDENCE, RI 02908
Providence County (401) 456-2000
VALERIE JEAN ZUERCHER
Social Worker (Clinical)
825 CHALKSTONE AVE
PROVIDENCE, RI 02908
Providence County (401) 456-4807
MAIMOONA HAROON MEMON MD
Internal Medicine
825 CHALKSTONE AVE
PROVIDENCE, RI 02908
Providence County (401) 456-2000

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 Chiwoo Song's NPI number?

The NPI number for Chiwoo Song is 1891473112. It was assigned to this individual provider in the NPPES registry on July 6, 2023.

Where is Chiwoo Song located?

Chiwoo Song practices at 825 Chalkstone Ave, Providence, RI 02908. The listed phone number is (401) 456-2000.

What is Chiwoo Song's specialty?

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

Is Chiwoo Song enrolled in Medicare?

Yes. Chiwoo Song is registered in the Medicare PECOS enrollment system.

Which organization bills Medicare for Chiwoo Song's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Chiwoo Song reassigns Medicare benefits to Lowell General Inpatient Specialists PLLC (Lowell, MA). 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 Chiwoo Song's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

When was this NPI record last updated?

The NPPES record for Chiwoo Song was last updated on September 18, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 32 days 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.