Physician Profile
Unclaimed ProfileAbout TSIMPAS
Asterios Tsimpas, M.D. practises neurosurgery in Mission Viejo, CA. Asterios is also listed as specialising in vascular & interventional radiology and neurological surgery.
Summarised automatically from public NPI registry and CMS Medicare data. Not written or reviewed by this provider. Claim this profile to replace it.
Education & Training
Areas of Expertise
Common questions
What is Dr. Tsimpas's specialty?
Dr. Tsimpas is a neurosurgery in Mission Viejo, CA. This is the primary taxonomy recorded against the NPI in the federal registry, listed there as “NEUROSURGERY”.
NPI registry
Where can I find Dr. Tsimpas?
Dr. Tsimpas is listed at 26732 CROWN VALLEY PKWY STE 541, Mission Viejo, CA 92691. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
How do I contact Dr. Tsimpas?
The number on file is (949) 388-7190. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
What is Dr. Tsimpas's NPI number?
Dr. Tsimpas's National Provider Identifier is 1093919946. 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
What is Dr. Tsimpas's medical education?
Dr. Tsimpas attended Other, graduating in 2000. This comes from the CMS National Downloadable File.
CMS public data
How long has Dr. Tsimpas been practising?
Dr. Tsimpas has 26 years experience. Calculated from a graduation year of 2000, reported in the CMS National Downloadable File.
CMS public data
What is Dr. Tsimpas known for?
According to Medicare billing data, Dr. Tsimpas performs procedures including insertion of tube into internal neck artery for diagnosis or treatment with review by radiologist, insertion of tube into external neck artery for diagnosis or treatment with review by radiologist and insertion of tube into brain artery for diagnosis or treatment with review by radiologist; reads or performs imaging such as ultrasonic guidance for blood vessel access and review by radiologist of image for insertion of material to block blood flow; provides treatments such as use of a drug to induce depression of consciousness by physician performing a procedure , initial 15 minutes, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Has Dr. Tsimpas confirmed this information?
Not yet. This profile is built from public federal data and has not been confirmed by Dr. Tsimpas. If this is you, claiming it is free.
Guide.md
Licensing & Certification
Source: NPPES NPI Registry
Contact Information
- (949) 388-7190
- Email not available
Practice Locations
26732 CROWN VALLEY PKWY STE 541
Mission Viejo, CA 92691
Procedures Most Often Billed to Medicare
632 services · 472 patients · 13 distinct codes
| Procedure | Type | Code | Services |
|---|---|---|---|
| Insertion of tube into internal neck artery for diagnosis or treatment with review by radiologist | Procedure | 36224 |
36 |
| Insertion of tube into external neck artery for diagnosis or treatment with review by radiologist | Procedure | 36227 |
31 |
| Insertion of tube into brain artery for diagnosis or treatment with review by radiologist | Procedure | 36226 |
27 |
| Occlusion of central nervous system or spinal cord artery | Procedure | 61624 |
15 |
| Ultrasonic guidance for blood vessel access | Imaging | 76937 |
36 |
| Review by radiologist of image for insertion of material to block blood flow | Imaging | 75894 |
16 |
| Review by radiologist of arm or leg artery image | Imaging | 75710 |
12 |
| Use of a drug to induce depression of consciousness by physician performing a procedure (5 years or older), initial 15 minutes | Treatment | 99152 |
34 |
| Critical care, first 30-74 minutes | Office visit | 99291 |
203 |
| Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes | Office visit | 99233 |
75 |
Source: CMS Medicare public data. Shows how often procedures were billed — not quality of care or patient satisfaction.
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Claim this profileRelated providers
Connections drawn from the registry and from what providers have told us. A link here is not a referral or an endorsement.
Other neurosurgery specialists at this location 1
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 neurosurgery specialists in Mission Viejo 3
Same specialty, same city.
More connections — 24 related providers in 3 groups
Trained at Other 8
Other providers in the same specialty who trained at the same institution.
Class of 2000 at Other 8
Providers who graduated from the same medical school in the same year.
Also performs Insertion of tube into internal neck artery for diagnosis or treatment with review by radiologist 8
Providers in CA who bill this service to Medicare most often.
Provider data sourced from the NPPES NPI Registry and CMS public datasets. Information is provided for reference and is not medical advice.