Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.
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Rainier Mark Enrique Guiang, MD

Individual provider Anesthesiology Physician · NPI 1548217821

Rainier Mark Enrique Guiang, MD is an Anesthesiology in Riverside, California. Qualified in 1999, 27 years ago. Practices with University Pain Consultants Inc, a 5-clinician group, accepts Medicare assignment and offers telehealth. Licensed in California.

Years since qualifying
27
Licensed in
CA
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.

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Practice location Address checks out

6900 Brockton Ave Ste 103
Riverside, CA 92506-3801
Phone: (951) 784-7111
Fax: (866) 287-0329
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Pain Medicine (Anesthesiology) Physician (primary) Taxonomy 207LP2900X · Licence A84296 (CA)
Anesthesiology Physician Taxonomy 207L00000X · Licence A84296 (CA)

Record details

NPI number1548217821
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedMay 30, 2006
Last updated in NPPESMay 14, 2013
Mailing address6900 Brockton Ave, Suite 103, Riverside, CA 92506-3801

Medicare enrollment

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

Medicare specialtyANESTHESIOLOGY
Also practisesPAIN MANAGEMENT
Medical schoolOTHER
Graduated 1999 (27 years in practice)
Group practice University Pain Consultants Inc. — 5 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
TelehealthOffers telehealth services
Practice locations2 on file with Medicare

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