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

William A Rieck Jr., DO

Individual provider Sports Medicine (Physical Medicine & Rehabilitation) Physician · NPI 1669992418

William A Rieck Jr., DO is a Physical Medicine and Rehabilitation in Sacramento, California. Graduated from Lake Erie Col of Osteo Med at Seton Hill Univ in 2017, 9 years ago. Practices with East Carolina University, a 498-clinician group and accepts Medicare assignment. Licensed in California and North Carolina.

Years since qualifying
9
Trained at
Lake Erie Col of Osteo Med at Seton Hill Univ
Licensed in
CA, NC
In the registry since
2017
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

3301 C St Ste 1600
Sacramento, CA 95816-3384
Phone: (916) 734-6805
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Sports Medicine (Physical Medicine & Rehabilitation) Physician (primary) Taxonomy 2081S0010X · Licence 20A25378 (CA)
Physical Medicine & Rehabilitation Physician Taxonomy 208100000X · Licence 2022-01128 (NC)
Physical Medicine & Rehabilitation Physician Taxonomy 208100000X · Licence 20A25378 (CA)

Record details

NPI number1669992418
Entity typeIndividual (Type 1)
GenderMale
Credentials DO
Sole proprietorNo
NPI enumeratedJune 22, 2017
Last updated in NPPESJune 27, 2026
Certification dateJune 27, 2026

Medicare enrollment

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

Medicare specialtyPHYSICAL MEDICINE AND REHABILITATION
Also practisesFAMILY PRACTICE
Medical schoolLAKE ERIE COL OF OSTEO MED AT SETON HILL UNIV
Graduated 2017 (9 years in practice)
Group practice East Carolina University — 498 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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