1. Home
  2. Directory
  3. Massachusetts
  4. Lexington
  5. Pathology
  6. NPI Profile

PHILIPPA LI MD
NPI 1689164832
Pathology - Anatomic Pathology & Clinical Pathology in Lexington, MA

Active since May 14, 2018PECOS EnrolledAccepts Medicare Assignment
1 CRANBERRY HL STE 105, LEXINGTON, MA 02421(800) 325-7284(205) 579-9387 Get Directions Write a Review

NPPES record last updated: August 14, 2025. Verified against the NPPES registry weekly; last sync: November 01, 2026.

Record update history: Aug 14, 2025, May 14, 2018 (2 updates tracked since 2018).

About Philippa Li Md NPPES

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

PHILIPPA LI MD (NPI 1689164832) is an individual anatomic pathology & clinical pathology provider in Lexington, Massachusetts, licensed in Massachusetts (1019827) and active in the NPI registry since May 2018. She is enrolled in Medicare PECOS, is affiliated with Maine Medical Center, and maintains a secondary practice location in New Haven.

NPPES Registry Identity

NPI1689164832
Entity TypeIndividualFemale
Primary Taxonomy207ZP0102X
Provider Legal NamePHILIPPA LICredential: MD
Location Address1 CRANBERRY HL STE 105Lexington, MA 02421-7397
Mailing Address1 Cranberry Hl Ste 303Lexington, MA 02421-7397 · (781) 290-0057
Phone(800) 325-7284
Fax(205) 579-9387
Sole ProprietorYes
Medical School CMSOtherGraduated 2018
Enumeration DateMay 14, 2018
Last NPPES UpdateAugust 14, 20252 updates tracked since enumeration
NPPES CertifiedAugust 14, 2025
✔ NPI 1689164832 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyPathology · Anatomic Pathology & Clinical PathologyAllopathic & Osteopathic Physicians
Taxonomy Code207ZP0102X
License✔ Licensed in MA · 1019827
Definition
A pathologist deals with the causes and nature of disease and contributes to diagnosis, prognosis and treatment through knowledge gained by the laboratory application of the biologic, chemical and physical sciences. A pathologist uses information gathered from the microscopic examination of tissue specimens, cells and body fluids, and from clinical laboratory tests on body fluids and secretions for the diagnosis, exclusion and monitoring of disease.
Also ListedPathology · DermatopathologyTaxonomy 207ZD0900X · License 1017784 (MA)
1 CRANBERRY HL STE 105, Lexington, MA 02421
Open in Google Maps ↗

Secondary Practice Location 1

Location 120 York Street, YNHH and Pathology DepartmentNew Haven, CT 06510 · Phone (203) 688-4242

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

Philippa Li 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 ID3678827102
PECOS Enrollment IDI20240626000515
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 Philippa Li reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Strata Pathology Services, Inc.
3.0 mi
Anatomic Pathology & Clinical Pathology
1 CRANBERRY HL STE 105
Lexington, MA 02421
  • Reassigned Medicare billing, Massachusetts enrollment
  • 18 clinicians in this Medicare group
NPI 1215942933 (800) 325-7284

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.

Pathology examination of tissue using a microscope, intermediate complexity 88305
A pathology examination of tissue with intermediate complexity involves studying a small sample of your body tissue under a microscope. This helps in identifying any abnormal cells or signs of disease. It's a detailed process requiring expert analysis to ensure accurate results.
2,581 services1,882 patients
Special stained specimen slides to identify organisms including interpretation and report 88312
This service involves coloring specimen slides in a special way to help identify organisms. The colors make different parts of the organism stand out. Afterward, a detailed interpretation and report on the findings are provided.
365 services150 patients
Special stained specimen slides to examine tissue, each additional procedure 88341
Special stained specimen slides are used to analyze tissue in detail. In this process, extra procedures may be needed for a more thorough examination. These involve applying special stains to the tissue on slides, enhancing specific elements for closer study.
209 services78 patients
Special stained specimen slides to examine tissue, initial procedure 88342
This procedure involves the use of specially stained slides to examine tissue samples. The initial process involves obtaining a small tissue sample from your body. This sample is then placed on a slide and stained with special dyes to highlight different structures and elements. The stained slide is then examined under a microscope to help diagnose any potential health issues.
183 services105 patients
Pathology examination of tissue using a microscope, moderately low complexity 88304
A pathology examination of tissue, moderately low complexity, involves studying a small sample of your body tissue under a microscope. It helps to identify any abnormal cells or diseases. It's a routine procedure, not complex, and provides crucial insights for your diagnosis.
79 services75 patients
Special stained specimen slides to examine tissue including interpretation and report 88313
Special stained specimen slides are used to examine tissue samples. This involves applying special dyes to the tissue, which helps to highlight certain features under a microscope. The findings are then interpreted and a report is provided. This can aid in diagnosing various health conditions.
36 services15 patients

Hospital Affiliations CMS Care Compare

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

Maine Medical Center

Acute Care Hospitals · Portland, ME
5/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number200009
Location22 Bramhall StPortland, ME 04102 · Cumberland County
Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 02421 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 6

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

STRATA PATHOLOGY SERVICES, INC.
Pathology (Anatomic Pathology & Clinical Pathology)
1 CRANBERRY HL STE 105
LEXINGTON, MA 02421
Middlesex County (800) 325-7284
CHRISTINA LUFFMAN
Pathology (Dermatopathology)
1 CRANBERRY HL STE 105
LEXINGTON, MA 02421
Middlesex County (800) 325-7284
YVANA P CESPEDES M.D.
Pathology (Dermatopathology)
1 CRANBERRY HL STE 105
LEXINGTON, MA 02421
Middlesex County (800) 325-7284
STRATA PATHOLOGY SERVICES INC
Clinical Medical Laboratory
1 CRANBERRY HL STE 105
LEXINGTON, MA 02421
Middlesex County (800) 325-7284
DR. EUN JI KWON M.D.
Dermatology (Dermatopathology)
1 CRANBERRY HL STE 105
LEXINGTON, MA 02421
Middlesex County (800) 325-7284
DR. SETH IAN ROSENTHAL MD
Pathology (Dermatopathology)
1 CRANBERRY HL STE 105
LEXINGTON, MA 02421
Middlesex County (800) 325-7284

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 Philippa Li's NPI number?

The NPI number for Philippa Li is 1689164832. It was assigned to this individual provider in the NPPES registry on May 14, 2018.

Where is Philippa Li located?

Philippa Li practices at 1 Cranberry Hl Ste 105, Lexington, MA 02421. The listed phone number is (800) 325-7284.

What is Philippa Li's specialty?

The primary specialty registered for this NPI is Pathology, specializing in Anatomic Pathology & Clinical Pathology, with taxonomy code 207ZP0102X.

Is Philippa Li enrolled in Medicare?

Yes. Philippa Li 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 organization bills Medicare for Philippa Li's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Philippa Li reassigns Medicare benefits to Strata Pathology Services, Inc. (Lexington, 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 Philippa Li's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

Is Philippa Li affiliated with any hospitals?

According to CMS data, Philippa Li is affiliated with Maine Medical Center.

When was this NPI record last updated?

The NPPES record for Philippa Li was last updated on August 14, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 14 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.