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Edit this profileAt a glance
- 1240 S Westlake Blvd, Suite 205, Westlake Village, CA 91361
About Dr. Bastien
Michael R. Bastien, MD is a specialist based in Westlake Village, CA. Michael is a 1985 graduate of University of Southern California Keck School of Medicine. According to Medicare claims data, Michael cared for 3,684 Medicare patients across 7,917 services. The services billed most often include destruction of precancer skin growth, 2-14 growths, destruction of precancer skin growth, 1 growth, and pathology examination of tissue using a microscope, intermediate complexity. The provider's National Provider Identifier (NPI) is 1053371096.
Factual summary compiled by Guide.md from public records; not written by this provider.
Education & Training
Specialty
Credentials & Licensing
Medicare information
Exactly as CMS reports it (National Downloadable File, Opt-Out Affidavits, Order & Referring). Not an insurance directory; confirm coverage with the office.
Contact Information
- (805) 495-0551
- Email not available
Practice Locations
1240 S WESTLAKE BLVD SUITE 205
Westlake Village, CA 91361
Procedures Most Often Billed to Medicare
7,917 services · 3,684 patients · 25 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Destruction of precancer skin growth, 2-14 growths | Procedure | 17003 |
3,105 | More often than most peers in Specialist |
| Destruction of precancer skin growth, 1 growth | Procedure | 17000 |
823 | More often than most peers in Specialist |
| Biopsy of related skin growth, first growth | Procedure | 11102 |
528 | More than most peers in Specialist |
| Destruction of skin growth, 1-14 growths | Procedure | 17110 |
424 | More often than most peers in Specialist |
| Biopsy of related skin growth, each additional growth | Procedure | 11103 |
219 | More often than most peers in Specialist |
| Destruction of precancer skin growth, 15 or more growths | Procedure | 17004 |
114 | More often than most peers in Specialist |
| Destruction of cancer skin growth of trunk, arms, or legs, 1.1-2.0 cm | Procedure | 17262 |
84 | More often than most peers in Specialist |
| Destruction of cancer skin growth of trunk, arms, or legs, 0.6-1.0 cm | Procedure | 17261 |
59 | More often than most peers in Specialist |
| Removal and microscopic exam of growth of head, neck, hands, feet, or genitals, each additional stage, 1-5 tissue blocks | Procedure | 17312 |
56 | As often as other peers in Specialist |
| Removal and microscopic exam of growth of head, neck, hands, feet, or genitals, 1-5 tissue blocks | Procedure | 17311 |
50 | Less often than most peers in Specialist |
Source: CMS Medicare public data. Shows how often procedures were billed — not quality of care or patient satisfaction.
Related providers
Connections drawn from the registry and from what providers have told us. A link here is not a referral or an endorsement.
Other specialists at this location 3
Same specialty, same street address — most likely the same department or group.
Also at this address 4
Providers at the same street address. Each files their own registry entry, so a shared practice often appears under several different names.
Other specialists in Westlake Village 6
Same specialty, same city.
More connections — 24 related providers in 3 groups
Trained at University of Southern California Keck School of Medicine 8
Other providers in the same specialty who trained at the same institution.
Class of 1985 at University of Southern California Keck School of Medicine 8
Providers who graduated from the same medical school in the same year.
Also performs Destruction of precancer skin growth, 2-14 growths 8
Providers in CA who bill this service to Medicare most often.
Common questions
What kind of doctor is Dr. Bastien?
Dr. Bastien is a specialist in Westlake Village, CA. That is the designation recorded for this NPI in the federal registry.
NPI registry
What is Dr. Bastien's address?
Dr. Bastien is listed at 1240 S Westlake Blvd Suite 205, Westlake Village, CA 91361. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
How can I make an appointment with Dr. Bastien?
The number on file is (805) 495-0551. Contact the office directly to confirm availability and scheduling.
NPI registry
What is Dr. Bastien's NPI number?
Dr. Bastien's National Provider Identifier is 1053371096. It is issued by the Centers for Medicare & Medicaid Services and is unique and permanent — it does not change if they move practice.
NPI registry
Where did Dr. Bastien train?
Dr. Bastien attended University of Southern California Keck School of Medicine, graduating in 1985. This comes from the CMS National Downloadable File.
CMS public data
How long has Dr. Bastien been practicing?
Dr. Bastien has 41 years experience. Calculated from a graduation year of 1985, reported in the CMS National Downloadable File.
CMS public data
What procedures does Dr. Bastien perform?
According to Medicare billing data, Dr. Bastien performs procedures including destruction of precancer skin growth, 2-14 growths, destruction of precancer skin growth, 1 growth and biopsy of related skin growth, first growth, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Has Dr. Bastien confirmed this information?
Not yet. This profile is built from public federal data and has not been confirmed by Dr. Bastien. If this is you, claiming it is free.
Guide.md
Guide.md listings do not constitute medical advice or an endorsement.