Mai Brooks, MD
NPI 1952315640 · Surgical Oncology Physician · Thousand Oaks, CA
Enrolled with Medicare as Practitioner - General Surgery · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Mai Brooks, MD is a Surgical Oncology Physician provider in Thousand Oaks, CA (NPI 1952315640).
Provider details
- NPI number
- 1952315640
- Entity type
- Individual
- Primary specialty
- Surgical Oncology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Female
- Sole proprietor
- Yes
- License
- G81443 (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
1,377 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) |
|---|---|---|
| Established Patient Office Or Other Outpatient Visit With High Level of Medical Decision Making, If Using Time, 40 Minutes Or More99215 | 644 | $194 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 227 | $139 |
| New Patient Office Or Other Outpatient Visit With a High Level of Medical Decision Making, If Using Time, 60 Minutes Or More99205 | 156 | $235 |
| Repair of Wound of Trunk By Transferring Skin, 10.0 Sq Cm Or Less14000 | 101 | $360 |
| Partial Removal of Breast19301 | 77 | $659 |
| New Patient Office Or Other Outpatient Visit With Moderate Level of Medical Decision Making, If Using Time, 45 Minutes Or More |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 8 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Hydrocodone/Acetaminophenbrand: Hydrocodone-Acetaminophen | 166 | 140 |
| Ondansetronbrand: Ondansetron Odt | 124 | 114 |
| Cephalexin | 106 | 77 |
| Doxycycline Hyclate | 26 | 24 |
| Clindamycin Hcl | 19 | 14 |
| Gabapentin | 17 | — |
| Sulfamethoxazole/Trimethoprimbrand: Sulfamethoxazole-Trimethoprim |
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-07-28
- Last updated
- 2008-11-24
Frequently asked questions
- What is Mai Brooks's NPI number?
- Mai Brooks's National Provider Identifier (NPI) is 1952315640, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Mai Brooks's specialty?
- Mai Brooks is listed in the NPPES registry with a primary specialty of Surgical Oncology Physician (Allopathic & Osteopathic Physicians).
- Where is Mai Brooks located?
- Mai Brooks's practice location on file with NPPES is 2190 Lynn Rd, Thousand Oaks, CA 91360-1980.
- What is Mai Brooks's phone number?
- The practice phone number listed in the NPPES registry for Mai Brooks is (805) 379-4677.
- Does Mai Brooks accept Medicare?
- Mai Brooks is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Mai Brooks's NPI active?
- Yes — Mai Brooks's NPI (1952315640) is active in the NPPES registry as of the last update on 2008-11-24.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.