Tim Cha, MD
NPI 1538267901 · Neurology Physician · Torrance, CA
Enrolled with Medicare as Practitioner - Neurology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Tim Cha, MD is a Neurology Physician provider in Torrance, CA (NPI 1538267901).
Provider details
- NPI number
- 1538267901
- Entity type
- Individual
- Primary specialty
- Neurology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- Yes
- License
- A52197 (CA)
Specialties & taxonomies
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
724 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 Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 380 | $92 |
| New Patient Office Or Other Outpatient Visit With Low Level of Medical Decision Making, If Using Time, 30 Minutes Or More99203 | 216 | $113 |
| Needle Measurement of Electrical Activity in Arm Or Leg Muscles, Limited Study95885 | 42 | $65 |
| Injection of Chemical for Paralysis of Facial and Neck Nerve Muscles on Both Sides of Face64615 | 28 | $150 |
| Nerve Conduction, 7-8 Studies95910 | 16 | $180 |
| Measurement of Brain Wave Activity (eeg), 41-60 Minutes |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 44 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Carbidopa/Levodopabrand: Carbidopa-Levodopa | 256 | 65 |
| Donepezil Hcl | 200 | 73 |
| Memantine Hcl | 167 | 35 |
| Primidone | 115 | 37 |
| Levetiracetam | 109 | 26 |
| Rizatriptan Benzoatebrand: Rizatriptan | 96 | 23 |
| Gabapentin | 68 | 18 |
| Lacosamide |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$22 across 1 record (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
- 2006-09-20
- Last updated
- 2010-05-12
Frequently asked questions
- What is Tim Cha's NPI number?
- Tim Cha's National Provider Identifier (NPI) is 1538267901, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Tim Cha's specialty?
- Tim Cha is listed in the NPPES registry with a primary specialty of Neurology Physician (Allopathic & Osteopathic Physicians).
- Where is Tim Cha located?
- Tim Cha's practice location on file with NPPES is 3440 Lomita Blvd, Torrance, CA 90505-4801.
- What is Tim Cha's phone number?
- The practice phone number listed in the NPPES registry for Tim Cha is (310) 372-2821.
- Does Tim Cha accept Medicare?
- Tim Cha is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Tim Cha's NPI active?
- Yes — Tim Cha's NPI (1538267901) is active in the NPPES registry as of the last update on 2010-05-12.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.