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XIN LI M.D.
NPI 1902191083
Internal Medicine - Nephrology in Boston, MA

Active since June 16, 2011PECOS Enrolled
125 PARKER HILL AVE, BOSTON, MA 02120(617) 754-5800(617) 754-6409 Get Directions Write a Review

NPPES record last updated: January 7, 2026. Verified against the NPPES registry weekly; last sync: October 25, 2026.

Record update history: Jan 7, 2026, Aug 13, 2025, Jun 15, 2023 and 5 more (8 updates tracked since 2017).

About Xin Li M.d. NPPES

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

XIN LI M.D. (NPI 1902191083) is an individual nephrology provider in Boston, Massachusetts, licensed in Massachusetts (1025492) and active in the NPI registry since June 2011. She is enrolled in Medicare PECOS, maintains a secondary practice location in Portland, and is a graduate of University Of Michigan Medical School (2011).

NPPES Registry Identity

NPI1902191083
Entity TypeIndividualFemale
Primary Taxonomy207RN0300X
Provider Legal NameXIN LICredential: M.D.
Location Address125 PARKER HILL AVEBoston, MA 02120-2847
Mailing Address7241 185th Ave Ne Ste 3094Redmond, WA 98052-6744
Phone(617) 754-5800
Fax(617) 754-6409
Sole ProprietorYes
Medical School CMSUniversity Of Michigan Medical SchoolGraduated 2011
Enumeration DateJune 16, 2011
Last NPPES UpdateJanuary 7, 20268 updates tracked since enumeration
NPPES CertifiedJanuary 7, 2026
✔ NPI 1902191083 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyInternal Medicine · NephrologyAllopathic & Osteopathic Physicians
Taxonomy Code207RN0300X
License✔ Licensed in MA · 1025492
Definition
An internist who treats disorders of the kidney, high blood pressure, fluid and mineral balance and dialysis of body wastes when the kidneys do not function. This specialist consults with surgeons about kidney transplantation.
Also ListedInternal MedicineTaxonomy 207R00000X · License MD224559 (OR), A131259 (CA), MD61294207 (WA)
125 PARKER HILL AVE, Boston, MA 02120
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Secondary Practice Location 1

Location 1PO Box 22386Portland, OR 97269-2386 · Phone (503) 654-9447

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Xin Li M.d. is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

PECOS PAC ID7315239027
PECOS Enrollment IDI20260529000593
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

2

Medicare enrollment records show Xin Li reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

New England Baptist Medical Associates, Inc.
Same address
Internal Medicine
125 PARKER HILL AVE
Roxbury Crossing, MA 02120
  • Reassigned Medicare billing, Massachusetts enrollment
  • 112 clinicians in this Medicare group
NPI 1609854991 (617) 754-5800
Permanente Medical Group Inc
2,634 mi
Internal Medicine
7373 WEST LANE
Stockton, CA 95210
  • Reassigned Medicare billing, California enrollment
  • 20,078 clinicians in this Medicare group
NPI 1548343510 (209) 476-2000

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 02120 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
$144.11 typical visit price
range $63.72 – $189.86
Typical copayment $36.02 (range $15.93 – $47.46)
Most-billed visit code 99204
Established Patient
$111.18 typical visit price
range $21.07 – $155.29
Typical copayment $27.79 (range $5.26 – $38.82)
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. JUDITH ANN WALIGUNDA M.D.
Internal Medicine
125 PARKER HILL AVE, SUITE #450
ROXBURY CROSSING, MA 02120
Suffolk County (617) 754-5910
BOSTON CARDIOVASCULAR ASSOCIATES, P.C.
Internal Medicine (Cardiovascular Disease)
125 PARKER HILL AVE, STE 500
ROXBURY CROSSING, MA 02120
Suffolk County (617) 735-9200
MISS AMY HANSON
Physical Therapist
125 PARKER HILL AVE
ROXBURY CROSSING, MA 02120
Suffolk County (617) 754-5500
KIMBERLY LICHING KIT CASTRO PT
Physical Therapist
125 PARKER HILL AVE, CONVERSE 6 PT GYM
ROXBURY CROSSING, MA 02120
Suffolk County (617) 754-5626
RICHARD R. GUILLAUME CRNA
Nurse Anesthetist, Certified Registered
125 PARKER HILL AVE
BOSTON, MA 02120
Suffolk County (617) 667-3364
ERIC J. WOODARD, MD PC
Neurological Surgery
125 PARKER HILL AVE, CONVERSE 5
ROXBURY CROSSING, MA 02120
Suffolk County (617) 754-6576
SCOTT G TROMANHAUSER M.D.
Orthopaedic Surgery (Orthopaedic Surgery of the Spine)
125 PARKER HILL AVE, CONVERSE 4
BOSTON, MA 02120
Suffolk County (617) 754-5470
CHARLES JOSEPH DOW M.D.
Internal Medicine (Cardiovascular Disease)
125 PARKER HILL AVE, FOGG 430
ROXBURY CROSSING, MA 02120
Suffolk County (617) 264-4500

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 Xin Li's NPI number?

The NPI number for Xin Li is 1902191083. It was assigned to this individual provider in the NPPES registry on June 16, 2011.

Where is Xin Li located?

Xin Li practices at 125 Parker Hill Ave, Boston, MA 02120. The listed phone number is (617) 754-5800.

What is Xin Li's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Nephrology, with taxonomy code 207RN0300X.

Is Xin Li enrolled in Medicare?

Yes. Xin Li is registered in the Medicare PECOS enrollment system.

Which organizations bill Medicare for Xin Li's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Xin Li reassigns Medicare benefits to 2 organizations: New England Baptist Medical Associates, Inc. (Roxbury Crossing, MA) and Permanente Medical Group Inc (Stockton, CA). 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 Xin Li'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 Xin Li was last updated on January 7, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 9 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.