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

Dr. Josiah Aaron Valk, DO

Individual provider Orthopaedic Surgery Physician · NPI 1619534963

Dr. Josiah Aaron Valk, DO is an Orthopedic Surgery in San Diego, California. Graduated from Michigan State University College of Osteopathic Medicine in 2019, 7 years ago. Practices with Southwest Michigan Center for Orthopaedic and Sports Medicine P, an 11-clinician group, works from 4 locations and accepts Medicare assignment. Licensed in California and Michigan.

Years since qualifying
7
Trained at
Michigan State University College of Osteopathic Medicine
Licensed in
CA, MI
In the registry since
2019
Specialties on file
3
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

4445 Eastgate Mall Ste 105
San Diego, CA 92121-1979
Phone: (619) 229-5018
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Additional practice locations (3)

  • 28050 Grand River Ave, Farmington Hills, MI 48336-5919 — (269) 501-9929
  • 6 Longmeadow Village Dr Ste 1, Niles, MI 49120-7810 — (269) 684-6484
  • 10000 Telegraph Rd Ste 100, Taylor, MI 48180-3330 — (313) 887-6000

Specialties & licences

Orthopaedic Surgery Physician (primary) Taxonomy 207X00000X · Licence 20A22266 (CA)
Orthopaedic Surgery Physician Taxonomy 207X00000X · Licence 5151013492 (MI)
Orthopaedic Surgery Physician Taxonomy 207X00000X · Licence 5101026685 (MI)

Record details

NPI number1619534963
Entity typeIndividual (Type 1)
GenderMale
Credentials DO
Sole proprietorYes
NPI enumeratedMay 22, 2019
Last updated in NPPESJuly 9, 2025
Certification dateJuly 9, 2025

Medicare enrollment

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

Medicare specialtyORTHOPEDIC SURGERY
Medical schoolMICHIGAN STATE UNIVERSITY COLLEGE OF OSTEOPATHIC MEDICINE
Graduated 2019 (7 years in practice)
Group practice Southwest Michigan Center For Orthopaedic And Sports Medicine P — 11 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations3 on file with Medicare

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