Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.
NPIDirectory

Dr. Peter Laurence Castro, MD

Individual provider Physical Medicine & Rehabilitation Physician · NPI 1316986581

Dr. Peter Laurence Castro, MD is an Anesthesiology in Boulder, Colorado. Graduated from Vanderbilt University School of Medicine in 2002, 24 years ago. Practices with Caw Anesthesia PLLC, a 4-clinician group and accepts Medicare assignment. Licensed in Colorado and Texas.

Years since qualifying
24
Trained at
Vanderbilt University School of Medicine
Licensed in
CO, TX
In the registry since
2006
Specialties on file
2
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

See every abbreviation used in this directory →

Claim this listing Report a problem Suggest an edit

Practice location Address checks out

1100 Balsam Ave
Boulder, CO 80304-3404
Phone: (303) 422-9438
Fax: (303) 422-9474
Show map & directions

Directions in Google Maps · Apple Maps · OpenStreetMap

Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Anesthesiology Physician (primary) Taxonomy 207L00000X · Licence 44534 (CO)
Physical Medicine & Rehabilitation Physician Taxonomy 208100000X · Licence R5985 (TX)

Record details

NPI number1316986581
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedJune 5, 2006
Last updated in NPPESAugust 16, 2023
Certification dateAugust 16, 2023
Mailing addressPo Box 668, Arvada, CO 80001-0668

Medicare enrollment

From the CMS Doctors & Clinicians file — this clinician is enrolled in Medicare.

Medicare specialtyANESTHESIOLOGY
Medical schoolVANDERBILT UNIVERSITY SCHOOL OF MEDICINE
Graduated 2002 (24 years in practice)
Group practice Caw Anesthesia Pllc — 4 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations2 on file with Medicare

Other providers in Boulder