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

Robert J Holzhauer, MD

Individual provider Allergy & Immunology Physician · NPI 1710955976

Robert J Holzhauer, MD is an Allergy/Immunology in San Luis Obispo, California. Graduated from Tulane University School of Medicine in 1972, 54 years ago. Practices with Allergy Partners of California Inc, a 12-clinician group and accepts Medicare assignment. Licensed in California.

Years since qualifying
54
Trained at
Tulane University School of Medicine
Licensed in
CA
In the registry since
2006
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

1551 Bishop St Ste 520
San Luis Obispo, CA 93401-4635
Phone: (805) 543-2744
Fax: (805) 543-0539
Show map & directions

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

Specialties & licences

Allergy & Immunology Physician (primary) Taxonomy 207K00000X · Licence C37219 (CA)

Record details

NPI number1710955976
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedMarch 14, 2006
Last updated in NPPESOctober 17, 2023
Certification dateOctober 17, 2023

Medicare enrollment

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

Medicare specialtyALLERGY/IMMUNOLOGY
Also practisesPEDIATRIC MEDICINE
Medical schoolTULANE UNIVERSITY SCHOOL OF MEDICINE
Graduated 1972 (54 years in practice)
Group practice Allergy Partners Of California Inc — 12 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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