Physician Profile
Unclaimed ProfileAbout RAYTIS
Based in Duarte, CA, John Louis Raytis, M.D. is listed in the NPI registry under anesthesiology. John graduated from University of Southern California Keck School of Medicine in 2005. Medicare claims data shows John provided 207 services to 204 patients.
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
Licensing & Certification
Source: NPPES NPI Registry
Contact Information
- (626) 256-4673
- Email not available
Practice Locations
1500 EAST DUARTE ROAD
Duarte, CA 91010
Procedures Most Often Billed to Medicare
207 services · 204 patients · 10 distinct codes
| Procedure | Type | Code | Services |
|---|---|---|---|
| Insertion of artery tube for blood sampling or infusion through skin | Procedure | 36620 |
32 |
| Anesthesia for nerve block and injection procedure, prone position | Anaesthesia | 01992 |
33 |
| Anesthesia for other procedure on large bowel using an endoscope | Anaesthesia | 00811 |
33 |
| Anesthesia for other procedure on esophagus, stomach, or upper small bowel using an endoscope | Anaesthesia | 00731 |
21 |
| Anesthesia for other closed procedure on chest | Anaesthesia | 00520 |
20 |
| Anesthesia for procedure on small and large bowel using an endoscope | Anaesthesia | 00813 |
16 |
| Anesthesia for nerve block and injection | Anaesthesia | 01991 |
15 |
| Anesthesia for other procedure on upper abdomen | Anaesthesia | 00790 |
15 |
| Anesthesia for exam of colon using an endoscope | Anaesthesia | 00812 |
11 |
| Anesthesia for other procedure on skin of arms, legs, and front body | Anaesthesia | 00400 |
11 |
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.
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 anesthesiology specialists in Duarte 8
Same specialty, same city.
Trained at University of Southern California Keck School of Medicine 8
Other providers in the same specialty who trained at the same institution.
More connections — 15 related providers in 2 groups
Class of 2005 at University of Southern California Keck School of Medicine 7
Providers who graduated from the same medical school in the same year.
Also performs Insertion of artery tube for blood sampling or infusion through skin 8
Providers in CA who bill this service to Medicare most often.
Common questions
What does Dr. Raytis specialize in?
Dr. Raytis is an anesthesiology in Duarte, CA. This is the primary taxonomy recorded against the NPI in the federal registry, listed there as “ANESTHESIOLOGY”.
NPI registry
Where is Dr. Raytis located?
Dr. Raytis is listed at 1500 EAST DUARTE ROAD, Duarte, CA 91010. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
What is Dr. Raytis's phone number?
The number on file is (626) 256-4673. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
What is the NPI for Dr. Raytis?
Dr. Raytis's National Provider Identifier is 1811126683. 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. Raytis go to medical school?
Dr. Raytis attended University of Southern California Keck School of Medicine, graduating in 2005. This comes from the CMS National Downloadable File.
CMS public data
How much experience does Dr. Raytis have?
Dr. Raytis has 21 years experience. Calculated from a graduation year of 2005, reported in the CMS National Downloadable File.
CMS public data
What does Dr. Raytis do most often?
According to Medicare billing data, Dr. Raytis performs procedures including insertion of artery tube for blood sampling or infusion through skin; provides treatments such as anesthesia for nerve block and injection procedure, prone position and anesthesia for other procedure on large bowel using an endoscope. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Is Dr. Raytis's profile verified?
Not yet. This profile is built from public federal data and has not been confirmed by Dr. Raytis. If this is you, claiming it is free.
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Claim this profileProvider data sourced from the NPPES NPI Registry and CMS public datasets. Information is provided for reference and is not medical advice.