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

Charles Nathan Walker, MD

Individual provider Urology Physician · NPI 1154402139

Charles Nathan Walker, MD is an Urology in Newburgh, New York. Qualified in 2000, 26 years ago. Practices with Optum Medical Care PC, a 1,018-clinician group, accepts Medicare assignment and offers telehealth. Licensed in New York.

Years since qualifying
26
Licensed in
NY
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

1200 Route 300
Newburgh, NY 12550-5003
Phone: (845) 703-6999
Fax: (845) 703-6297
Show map & directions

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

Specialties & licences

Urology Physician (primary) Taxonomy 208800000X · Licence 294066 (NY)

Record details

NPI number1154402139
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedOctober 18, 2006
Last updated in NPPESOctober 16, 2020
Certification dateOctober 16, 2020
Mailing address155 Crystal Run Rd, Middletown, NY 10941-4057

Medicare enrollment

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

Medicare specialtyUROLOGY
Medical schoolOTHER
Graduated 2000 (26 years in practice)
Group practice Optum Medical Care Pc — 1018 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
TelehealthOffers telehealth services

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