What is Grace Lin's NPI number?

Grace Lin's National Provider Identifier (NPI) is 1811098726, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.

What is Grace Lin's specialty?

Grace Lin is listed in the NPPES registry with a primary specialty of Anatomic Pathology & Clinical Pathology Physician (Allopathic & Osteopathic Physicians).

Where is Grace Lin located?

Grace Lin's practice location on file with NPPES is 200 W Arbor Dr, San Diego, CA 92103-9000.

What is Grace Lin's phone number?

The practice phone number listed in the NPPES registry for Grace Lin is (800) 926-8273.

Does Grace Lin accept Medicare?

Grace Lin is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.

Is Grace Lin's NPI active?

Yes — Grace Lin's NPI (1811098726) is active in the NPPES registry as of the last update on 2026-05-01.

IndividualActiveAccepts Medicare

Grace Lin, M.D., PH.D.

NPI 1811098726 · Anatomic Pathology & Clinical Pathology Physician · San Diego, CA

Enrolled with Medicare as Practitioner - Pathology · source: CMS PECOS Public Provider Enrollment (2026.04.01)

Grace Lin, M.D., PH.D. is a Anatomic Pathology & Clinical Pathology Physician provider in San Diego, CA (NPI 1811098726).

Provider details

NPI number: 1811098726
Entity type: Individual
Primary specialty: Anatomic Pathology & Clinical Pathology PhysicianAllopathic & Osteopathic Physicians
Credential: M.D., PH.D.
Sex: Female
Sole proprietor: No
License: A85948 (CA)

Specialties & taxonomies

Anatomic Pathology & Clinical Pathology PhysicianPrimary207ZP0102XLicense A85948 (CA)
Allopathic & Osteopathic Physicians

Profile Score

Detailed profile(81/100 index)

A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.

Registry tenure28% of score
19 yrs in NPPES registry
Profile completeness28% of score
100% of core fields populated
Practice footprint17% of score
14 documented practice locations
Medicare service volume (vs. specialty peers)28% of score
1,431 Medicare services, 2024 (ranked within specialty)

Medicare volume is ranked against active providers in the same specialty. Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.

What this provider does (Medicare)

Based on Medicare fee-for-service claims, 2024; not all care is captured.

Service (HCPCS)	Medicare services	Typical Medicare-allowed (2024)
Pathology Examination of Tissue Using a Microscope, Intermediate Complexity88305	701	$38
Pathology Examination of Tissue Using a Microscope, Moderately High Complexity88307	127	$83
Special Stained Specimen Slides to Examine Tissue, Each Additional Procedure88341	124	$28
Preparation of Tissue for Examination By Removing Any Calcium Present88311	88	$12
Special Stained Specimen Slides to Examine Tissue Including Interpretation and Report88313	83	$12
Special Stained Specimen Slides to Examine Tissue, Initial Procedure88342	82	$35

Practice location

200 W Arbor Dr

San Diego, CA 92103-9000

Phone: (800) 926-8273

Fax: (888) 539-8781

Street-level locationGet directions

More CA providers

Mailing address

File 57326

Los Angeles, CA 90074-7326

Additional practice locations (13)

9444 Medical Center Dr
La Jolla, CA 92037-1337
Phone: (800) 926-8273
Fax: (888) 539-8781
9400 Campus Point Dr
La Jolla, CA 92093-1350
Phone: (800) 926-8273
Fax: (888) 539-8781
9300 Campus Point Dr
La Jolla, CA 92037-1300
Phone: (800) 926-8273
Fax: (888) 539-8781
9350 Campus Point Dr
La Jolla, CA 92037-1300
Phone: (800) 926-8273
Fax: (888) 539-8781
8910 Villa La Jolla Dr
La Jolla, CA 92037-1701
Phone: (800) 926-8273
Fax: (888) 539-8781
4168 Front St
San Diego, CA 92103-2030
Phone: (800) 926-8273
Fax: (888) 539-8781
9333 Genesee Ave
San Diego, CA 92121-2111
Phone: (800) 926-8273
Fax: (888) 539-8781
6655 Alvarado Rd
San Diego, CA 92120-5208
Phone: (800) 926-8273

Enumerated: 2006-09-25
Last updated: 2026-05-01
Certified: 2026-05-01

Frequently asked questions

What is Grace Lin's NPI number?: Grace Lin's National Provider Identifier (NPI) is 1811098726, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
What is Grace Lin's specialty?: Grace Lin is listed in the NPPES registry with a primary specialty of Anatomic Pathology & Clinical Pathology Physician (Allopathic & Osteopathic Physicians).
Where is Grace Lin located?: Grace Lin's practice location on file with NPPES is 200 W Arbor Dr, San Diego, CA 92103-9000.
What is Grace Lin's phone number?: The practice phone number listed in the NPPES registry for Grace Lin is (800) 926-8273.
Does Grace Lin accept Medicare?: Grace Lin is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
Is Grace Lin's NPI active?: Yes — Grace Lin's NPI (1811098726) is active in the NPPES registry as of the last update on 2026-05-01.

Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.