What is Evelyn Ling's NPI number?

Evelyn Ling's National Provider Identifier (NPI) is 1447599725, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.

What is Evelyn Ling's specialty?

Evelyn Ling is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).

Where is Evelyn Ling located?

Evelyn Ling's practice location on file with NPPES is 300 Pasteur Dr, Stanford, CA 94305-2200.

What is Evelyn Ling's phone number?

The practice phone number listed in the NPPES registry for Evelyn Ling is (650) 723-4000.

Does Evelyn Ling accept Medicare?

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

Is Evelyn Ling's NPI active?

Yes — Evelyn Ling's NPI (1447599725) is active in the NPPES registry as of the last update on 2024-04-19.

IndividualActiveAccepts Medicare

Evelyn Ling, MD

NPI 1447599725 · Internal Medicine Physician · Stanford, CA

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

Evelyn Ling, MD is a Internal Medicine Physician provider in Stanford, CA (NPI 1447599725).

Provider details

NPI number: 1447599725
Entity type: Individual
Primary specialty: Internal Medicine PhysicianAllopathic & Osteopathic Physicians
Credential: MD
Sex: Female
Sole proprietor: No
License: A140187 (CA)

Specialties & taxonomies

Internal Medicine PhysicianPrimary207R00000XLicense A140187 (CA)
Allopathic & Osteopathic Physicians

Profile Score

Established profile(64/100 index)

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

Registry tenure28% of score
13 yrs in NPPES registry
Profile completeness28% of score
100% of core fields populated
Practice footprint17% of score
2 documented practice locations
Medicare service volume (vs. specialty peers)28% of score
393 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)
Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 50 Minutes99233	175	$132
Initial Hospital Care With Moderate Level of Medical Decision Making, If Using Time, at Least 75 Minutes99223	81	$193
Hospital Discharge Day Management, More Than 30 Minutes99239	81	$130
Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 35 Minutes99232	42	$88
Initial Hospital Care With Straightforward Or Low-Level Medical Decision Making, If Using Time, at Least 55 Minutes99222	14	$145

Typical Medicare-allowed amounts for these services range $88–$193 (2024). The Medicare-allowed amount is what Medicare recognizes for a service under fee-for-service — a reference figure for 2024, and not what you would be billed. Medicare Part B covers roughly an eighth of all NPIs (65+ skew); services with fewer than 11 beneficiaries are suppressed by CMS. Source: CMS Medicare Physician & Other Practitioners, by Provider & Service.

Practice location

300 Pasteur Dr

Stanford, CA 94305-2200

Phone: (650) 723-4000

Approximate (ZIP-level) locationGet directions

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Mailing address