Margaret Lin, MD
NPI 1831219880 · Diagnostic Radiology Physician · Stanford, CA
Enrolled with Medicare as Practitioner - Diagnostic Radiology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Margaret Lin, MD is a Diagnostic Radiology Physician provider in Stanford, CA (NPI 1831219880).
Provider details
- NPI number
- 1831219880
- Entity type
- Individual
- Primary specialty
- Diagnostic Radiology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Female
- Sole proprietor
- Yes
- License
- A72970 (CA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
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
1 documented practice location
- Medicare service volume (vs. specialty peers)28% of score
4,162 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) |
|---|---|---|
| X-Ray of Chest, 1 View71045 | 2,264 | $9 |
| X-Ray of Chest, 2 Views71046 | 701 | $12 |
| Ct Scan of Chest Without Contrast71250 | 327 | $57 |
| Ct Scan of Chest Without Contrast71250 | 274 | $57 |
| X-Ray of Chest, 2 Views71046 | 159 | $12 |
| Ct Scan of Chest With Contrast71260 | 139 | $61 |
| Ct Scan of Chest With Contrast71260 | 115 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2007-03-30
- Last updated
- 2024-04-08
- Certified
- 2024-04-08
Frequently asked questions
- What is Margaret Lin's NPI number?
- Margaret Lin's National Provider Identifier (NPI) is 1831219880, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Margaret Lin's specialty?
- Margaret Lin is listed in the NPPES registry with a primary specialty of Diagnostic Radiology Physician (Allopathic & Osteopathic Physicians).
- Where is Margaret Lin located?
- Margaret Lin's practice location on file with NPPES is 300 Pasteur Dr, Stanford, CA 94305-2200.
- What is Margaret Lin's phone number?
- The practice phone number listed in the NPPES registry for Margaret Lin is (650) 723-4000.
- Does Margaret Lin accept Medicare?
- Margaret Lin is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Margaret Lin's NPI active?
- Yes — Margaret Lin's NPI (1831219880) is active in the NPPES registry as of the last update on 2024-04-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.