Physician Profile
Unclaimed ProfileAbout WALKER
Charles Nathan Walker, M.D. is a healthcare provider in Newburgh, NY specializing in urology. Medicare claims data shows Charles provided 1,629 services to 1,313 patients.
Summarised automatically from public NPI registry and CMS Medicare data. Not written or reviewed by this provider. Claim this profile to replace it.
Education & Training
Areas of Expertise
Licensing & Certification
Source: NPPES NPI Registry
Contact Information
- (845) 703-6999
- Email not available
Practice Locations
1200 ROUTE 300
Newburgh, NY 12550
Procedures Most Often Billed to Medicare
1,629 services · 1,313 patients · 20 distinct codes
| Procedure | Type | Code | Services |
|---|---|---|---|
| Insertion of needle into vein for collection of blood sample | Procedure | 36415 |
120 |
| Ultrasound measurement of bladder capacity after voiding | Procedure | 51798 |
78 |
| Diagnostic exam of bladder and urethra using an endoscope | Procedure | 52000 |
64 |
| Simple insertion of temporary bladder tube | Procedure | 51702 |
52 |
| Biopsy of prostate gland | Procedure | 55700 |
18 |
| Ultrasonic guidance for needle placement | Imaging | 76942 |
18 |
| Ultrasound scan of pelvic region through rectum | Imaging | 76872 |
13 |
| Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more | Office visit | 99214 |
422 |
| New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more | Office visit | 99204 |
172 |
| Bacterial colony count, urine | Lab test | 87086 |
103 |
Source: CMS Medicare public data. Shows how often procedures were billed — not quality of care or patient satisfaction.
Related providers
Connections drawn from the registry and from what providers have told us. A link here is not a referral or an endorsement.
Other urology specialists at this location 1
Same specialty, same street address — most likely the same department or group.
Related specialists at this location 1
Clinically related specialties at the same address — the people this provider most likely works alongside.
Also at this address 4
Providers at the same street address. Each files their own registry entry, so a shared practice often appears under several different names.
More connections — 26 related providers in 4 groups
Other urology specialists in Newburgh 2
Same specialty, same city.
Trained at Other 8
Other providers in the same specialty who trained at the same institution.
Class of 2000 at Other 8
Providers who graduated from the same medical school in the same year.
Also performs Insertion of needle into vein for collection of blood sample 8
Providers in NY who bill this service to Medicare most often.
Common questions
What is Dr. Walker's specialty?
Dr. Walker is an urology in Newburgh, NY. This is the primary taxonomy recorded against the NPI in the federal registry, listed there as “UROLOGY”.
NPI registry
Where can I find Dr. Walker?
Dr. Walker is listed at 1200 ROUTE 300, Newburgh, NY 12550. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
How do I contact Dr. Walker?
The number on file is (845) 703-6999. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
What is the NPI for Dr. Walker?
Dr. Walker's National Provider Identifier is 1154402139. It is issued by the Centers for Medicare & Medicaid Services and is unique and permanent — it does not change if they move practice.
NPI registry
What is Dr. Walker's medical education?
Dr. Walker attended Other, graduating in 2000. This comes from the CMS National Downloadable File.
CMS public data
How much experience does Dr. Walker have?
Dr. Walker has 26 years experience. Calculated from a graduation year of 2000, reported in the CMS National Downloadable File.
CMS public data
What is Dr. Walker known for?
According to Medicare billing data, Dr. Walker performs procedures including insertion of needle into vein for collection of blood sample, ultrasound measurement of bladder capacity after voiding and diagnostic exam of bladder and urethra using an endoscope; reads or performs imaging such as ultrasonic guidance for needle placement and ultrasound scan of pelvic region through rectum, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Is Dr. Walker's profile verified?
Not yet. This profile is built from public federal data and has not been confirmed by Dr. Walker. If this is you, claiming it is free.
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Claim this profileProvider data sourced from the NPPES NPI Registry and CMS public datasets. Information is provided for reference and is not medical advice.