Physician Profile
Unclaimed ProfileAbout SHAFFER
Based in Mill Valley, CA, Christopher Bray Shaffer, M.D. is listed in the NPI registry under anesthesiology. Christopher graduated from University of Missouri, Kansas City, School of Medicine in 2006. Christopher is also listed as specialising in student in an organized health care education program.
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. Shaffer's specialty?
Dr. Shaffer is an anesthesiology in Mill Valley, CA. This is the primary taxonomy recorded against the NPI in the federal registry, listed there as “ANESTHESIOLOGY”.
NPI registry
Where can I find Dr. Shaffer?
Dr. Shaffer is listed at 352 MOLINO AVE, Mill Valley, CA 94941. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
How do I contact Dr. Shaffer?
The number on file is (415) 932-9034. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
What is Dr. Shaffer's NPI number?
Dr. Shaffer's National Provider Identifier is 1528094760. 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. Shaffer's medical education?
Dr. Shaffer attended University of Missouri, Kansas City, School of Medicine, graduating in 2006. This comes from the CMS National Downloadable File.
CMS public data
How long has Dr. Shaffer been practising?
Dr. Shaffer has 20 years experience. Calculated from a graduation year of 2006, reported in the CMS National Downloadable File.
CMS public data
What is Dr. Shaffer known for?
According to Medicare billing data, Dr. Shaffer performs procedures including injection of anesthetic agent and/or steroid into thigh nerve and insertion of artery tube for blood sampling or infusion through skin; reads or performs imaging such as ultrasonic guidance for blood vessel access; provides treatments such as anesthesia for procedure for total knee joint replacement and anesthesia for other procedure on esophagus, stomach, or upper small bowel using an endoscope. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Has Dr. Shaffer confirmed this information?
Not yet. This profile is built from public federal data and has not been confirmed by Dr. Shaffer. If this is you, claiming it is free.
Guide.md
Licensing & Certification
Source: NPPES NPI Registry
Contact Information
- (415) 932-9034
- Email not available
Practice Locations
352 MOLINO AVE
Mill Valley, CA 94941
Procedures Most Often Billed to Medicare
82 services · 79 patients · 6 distinct codes
| Procedure | Type | Code | Services |
|---|---|---|---|
| Injection of anesthetic agent and/or steroid into thigh nerve (femoral nerve) | Procedure | 64447 |
15 |
| Insertion of artery tube for blood sampling or infusion through skin | Procedure | 36620 |
13 |
| Ultrasonic guidance for blood vessel access | Imaging | 76937 |
17 |
| Anesthesia for procedure for total knee joint replacement | Anaesthesia | 01402 |
13 |
| Anesthesia for other procedure on esophagus, stomach, or upper small bowel using an endoscope | Anaesthesia | 00731 |
13 |
| Anesthesia for other procedure on upper abdomen | Anaesthesia | 00790 |
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.
Trained at University of Missouri, Kansas City, School of Medicine 8
Other providers in the same specialty who trained at the same institution.
Class of 2006 at University of Missouri, Kansas City, School of Medicine 8
Providers who graduated from the same medical school in the same year.
Also performs Injection of anesthetic agent and/or steroid into thigh nerve (femoral nerve) 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.