Michael Lim, MD
NPI 1225240286 · Neurological Surgery Physician · Stanford, CA
Enrolled with Medicare as Practitioner - Neurosurgery · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Michael Lim, MD is a Neurological Surgery Physician provider in Stanford, CA (NPI 1225240286).
Provider details
- NPI number
- 1225240286
- Entity type
- Individual
- Primary specialty
- Neurological Surgery PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- A76130 (CA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
19 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)25% of score
285 Medicare services, 2024 (ranked within specialty)
- Open Payments transparency10% of score
Has Open Payments disclosures (2024)
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 .
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) |
|---|---|---|
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 43 | $155 |
| Computer-Assisted Procedure Inside Brain61781 | 39 | $240 |
| Use of Operating Microscope69990 | 39 | $222 |
| New Patient Office Or Other Outpatient Visit With Moderate Level of Medical Decision Making, If Using Time, 45 Minutes Or More99204 | 39 | $150 |
| Removal of Skull Base Bone for Exploration Or Release of Cranial Nerves61458 | 37 | $2,169 |
| New Patient Office Or Other Outpatient Visit With Moderate Level of Medical Decision Making, If Using Time, 45 Minutes Or More99204 | 37 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$32,493 across 25 records (Open Payments 2024)
Open Payments discloses payments and transfers of value (meals, travel, consulting, research, royalties) from drug and device makers to providers. This is a transparency signal, not a verdict — such payments are legal and common, and their presence is neither an endorsement nor a criticism. Source: CMS Open Payments, program year 2024.
Practice location
Mailing address
Registry dates
- Enumerated
- 2007-05-03
- Last updated
- 2024-04-26
- Certified
- 2024-04-26
Frequently asked questions
- What is Michael Lim's NPI number?
- Michael Lim's National Provider Identifier (NPI) is 1225240286, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Michael Lim's specialty?
- Michael Lim is listed in the NPPES registry with a primary specialty of Neurological Surgery Physician (Allopathic & Osteopathic Physicians).
- Where is Michael Lim located?
- Michael Lim's practice location on file with NPPES is 300 Pasteur Dr, Stanford, CA 94305-2200.
- What is Michael Lim's phone number?
- The practice phone number listed in the NPPES registry for Michael Lim is (650) 723-4000.
- Does Michael Lim accept Medicare?
- Michael Lim is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Michael Lim's NPI active?
- Yes — Michael Lim's NPI (1225240286) is active in the NPPES registry as of the last update on 2024-04-26.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.