DR. RAVINDER K. WALI M.D.
NPI 1821030933
Internal Medicine - Nephrology in Worcester, MA
About Dr. Ravinder K. Wali M.d. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. RAVINDER K. WALI M.D. (NPI 1821030933) is an individual nephrology provider in Worcester, Massachusetts, licensed in Massachusetts (295408) and active in the NPI registry since June 2006. He is enrolled in Medicare PECOS, is affiliated with Umass Memorial Healthalliance Hospitals, and maintains a secondary practice location in Worcester.
NPPES Registry Identity
Specialties & Licenses
Secondary Practice Location 1
Other Identifiers 3
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
Dr. Ravinder K. Wali 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.
Medicare Billing Reassignments
4Medicare enrollment records show Ravinder Wali reassigns Medicare billing to 4 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Worcester, MA 01655
- Reassigned Medicare billing, Massachusetts enrollment
- 2,902 clinicians in this Medicare group
Marlborough, MA 01752
- Reassigned Medicare billing, Massachusetts enrollment
- 88 clinicians in this Medicare group
Hagerstown, MD 21742
- Reassigned Medicare billing, Maryland enrollment
- 91 clinicians in this Medicare group
Waldorf, MD 20603
- Reassigned Medicare billing, District of Columbia enrollment
- 2,618 clinicians in this Medicare group
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 5
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.
Hospital Affiliations CMS Care Compare 5
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Umass Memorial Healthalliance Hospitals
Acute Care Hospitals · Leominster, MAUmass Memorial Health - Harrington Hospital
Acute Care Hospitals · Southbridge, MAUmass Memorial Healthcare-Marlborough Hospital
Acute Care Hospitals · Marlborough, MAMilford Regional Medical Center
Acute Care Hospitals · Milford, MAUmass Memorial Medical Center/University Campus
Acute Care Hospitals · Worcester, MAPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 01655 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
Medicare Quality Performance CMS QPP · MIPS
Performance in the CMS Quality Payment Program: the MIPS final score across four weighted categories, and the individual quality measures reported to Medicare.
Referred Medical Equipment & Supplies CMS DME claims 7
Durable medical equipment, devices and supplies this provider ordered from DME suppliers for patients, from Medicare fee-for-service claims.
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.
WORCESTER, MA 01655
WORCESTER, MA 01655
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 Ravinder Wali's NPI number?
The NPI number for Ravinder Wali is 1821030933. It was assigned to this individual provider in the NPPES registry on June 12, 2006.
Where is Ravinder Wali located?
Ravinder Wali practices at 55 Lake Ave N, Worcester, MA 01655. The listed phone number is (508) 334-3155.
What is Ravinder Wali's specialty?
The primary specialty registered for this NPI is Internal Medicine, specializing in Nephrology, with taxonomy code 207RN0300X.
Is Ravinder Wali enrolled in Medicare?
Yes. Ravinder Wali 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 Ravinder Wali's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Ravinder Wali reassigns Medicare benefits to 4 organizations: Umass Memorial Medical Group Inc (Worcester, MA), Marlborough Hospitalist Group, PLLC (Marlborough, MA), Mdics At Meritus Medical Center, LLC (Hagerstown, MD) and Inova Health Care Services (Waldorf, MD). 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 Ravinder Wali's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
Is Ravinder Wali affiliated with any hospitals?
According to CMS data, Ravinder Wali is affiliated with Umass Memorial Healthalliance Hospitals, Umass Memorial Health - Harrington Hospital, Umass Memorial Healthcare-Marlborough Hospital, Milford Regional Medical Center and Umass Memorial Medical Center/University Campus.
When was this NPI record last updated?
The NPPES record for Ravinder Wali was last updated on November 17, 2022. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 3 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.
# Dr. Ravinder K. Wali, M.D. · NPI 1821030933
Nephrology physician in Worcester, Massachusetts. Individual provider, active in the CMS NPPES registry since June 12, 2006.
## Identity
- **NPI:** 1821030933 (Entity type: Individual)
- **Enumerated:** June 12, 2006
- **Primary specialty:** Internal Medicine - Nephrology · taxonomy 207RN0300X
- **State license:** 295408 (Massachusetts)
- **Sole proprietor:** No
## Practice location
- **Address:** 55 LAKE AVE N, Worcester, MA 01655-0002
- **Phone:** (508) 334-3155
## Medicare
- **Medicare:** Enrolled (PECOS); accepts Medicare assignment
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment, home health, power mobility devices
- **Bills Medicare through:** 4 organizations under Medicare reassignment (form CMS-855R): Umass Memorial Medical Group Inc (NPI 1760445373, Worcester, MA); Marlborough Hospitalist Group, PLLC (NPI 1316639321, Marlborough, MA); Mdics At Meritus Medical Center, LLC (NPI 1306258645, Hagerstown, MD); Inova Health Care Services (NPI 1851829550, Waldorf, MD) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 1980
## Record status
- **NPPES last updated:** November 17, 2022
- **Other identifiers:** Other 708035-01 (MD); Medicaid 5852170 (VA); Medicaid 0061702400 (MD)
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Source: [NPI Profile](https://npiprofile.com/npi/1821030933) · Data from the CMS NPPES public registry.