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

Dr. Mark Ivan Ignatius, DO

Individual provider Physical Medicine & Rehabilitation Physician · NPI 1073743233

Dr. Mark Ivan Ignatius, DO is a Physical Medicine and Rehabilitation in San Francisco, California. Graduated from Lake Erie College of Osteopathic Medicine, Erie in 2009, 17 years ago. Practices with California Pacific Orthopaedics and Sports Medicine a Medical Corporat, a 31-clinician group and accepts Medicare assignment. Licensed in California and Michigan.

Years since qualifying
17
Trained at
Lake Erie College of Osteopathic Medicine, Erie
Licensed in
CA, MI
In the registry since
2009
Specialties on file
2
What do these letters mean?
DO — Doctor of Osteopathic Medicine
A fully licensed physician, trained like an MD with additional musculoskeletal training. Equivalent practice rights in all 50 states.

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Practice location Address checks out

3838 California St Rm 715
San Francisco, CA 94118-1509
Phone: (415) 668-8010
Fax: (415) 592-2560
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Physical Medicine & Rehabilitation Physician (primary) Taxonomy 208100000X · Licence 20A11498 (CA)
Physical Medicine & Rehabilitation Physician Taxonomy 208100000X · Licence 5101018183 (MI)

Record details

NPI number1073743233
Entity typeIndividual (Type 1)
GenderMale
Credentials DO
Sole proprietorNo
NPI enumeratedJuly 22, 2009
Last updated in NPPESAugust 10, 2022
Certification dateAugust 10, 2022

Medicare enrollment

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

Medicare specialtyPHYSICAL MEDICINE AND REHABILITATION
Also practisesINTERVENTIONAL PAIN MANAGEMENT
Medical schoolLAKE ERIE COLLEGE OF OSTEOPATHIC MEDICINE, ERIE
Graduated 2009 (17 years in practice)
Group practice California Pacific Orthopaedics And Sports Medicine A Medical Corporat — 31 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations2 on file with Medicare

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