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

Dr. John S Walker, DO

Individual provider Anesthesiology Physician · NPI 1013974500

Dr. John S Walker, DO is an Anesthesiology in Somerset, New Jersey. Graduated from New York College of Osteo Medicine of New York Institute of Technology in 1990, 36 years ago. Practices with Rwjbh Observation Associates LLC, a 971-clinician group and accepts Medicare assignment. Licensed in New Jersey.

Years since qualifying
36
Trained at
New York College of Osteo Medicine of New York Institute of Technology
Licensed in
NJ
In the registry since
2006
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.

See every abbreviation used in this directory →

Practice location Address checks out

285 Davidson Ave Ste 204
Somerset, NJ 08873-4153
Phone: (732) 271-1400
Fax: (732) 271-3543
Show map & directions

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

Specialties & licences

Anesthesiology Physician (primary) Taxonomy 207L00000X · Licence MB56549 (NJ)
Pain Medicine (Anesthesiology) Physician Taxonomy 207LP2900X · Licence MB56549 (NJ)

Record details

NPI number1013974500
Entity typeIndividual (Type 1)
GenderMale
Credentials DO
Sole proprietorNo
NPI enumeratedApril 27, 2006
Last updated in NPPESFebruary 27, 2018
Mailing address285 Davidson Ave, Ste 204, Somerset, NJ 08873-4153

Medicare enrollment

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

Medicare specialtyANESTHESIOLOGY
Medical schoolNEW YORK COLLEGE OF OSTEO MEDICINE OF NEW YORK INSTITUTE OF TECHNOLOGY
Graduated 1990 (36 years in practice)
Group practice Rwjbh Observation Associates Llc — 971 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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