Physician Profile
Crystal D. Sadik, M.D. practices urology in Sayre, PA. Crystal is a 2007 graduate of University of Virginia School of Medicine. Medicare claims data shows Crystal provided 3,025 services to 1,028 patients. The services billed most often include injection, onabotulinumtoxina, 1 unit, automated urinalysis test, and ultrasound measurement of bladder capacity after voiding.
Summarised automatically from public NPI registry and CMS Medicare data. Not written or reviewed by this provider. Claim this profile to replace it — free, and no identity document with a practice or institutional email.
License numbers are what the provider reported to NPPES when the NPI was issued or updated. NPPES does not verify licensure; confirm current standing with the state licensing board.
Exactly as CMS reports it (National Downloadable File, Opt-Out Affidavits, Order & Referring). Not an insurance directory; confirm coverage with the office.
1 GUTHRIE SQ
Sayre, PA 18840
Within Urology generally. Availability varies by clinician, training and location — this profile has not been claimed, so nothing here is a personal claim by the provider.
Most searched conditions
Bladder and urethra
Kidney and ureter
Male reproductive and sexual health
Prostate
Urinary symptoms and infection
Bladder & Urination
Kidney health
Men's health
Urinary symptoms
Most searched procedures
Office diagnosis
Bladder procedures
Diagnostic imaging
Kidney & ureter procedures
Kidney and ureter surgery
Male reproductive
Prostate
Prostate procedures
Stone procedures
3,025 services · 1,028 patients · 21 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Ultrasound measurement of bladder capacity after voiding | Procedure | 51798 |
200 | More often than most peers in Urology |
| Diagnostic exam of bladder and urethra using an endoscope | Procedure | 52000 |
78 | More often than most peers in Urology |
| Simple change of bladder tube | Procedure | 51705 |
44 | As often as other peers in Urology |
| Insertion of needle into vein for collection of blood sample | Procedure | 36415 |
38 | Less often than most peers in Urology |
| Simple insertion of temporary bladder tube | Procedure | 51702 |
35 | As often as other peers in Urology |
| Diagnostic exam of bladder and urethra using an endoscope | Procedure | 52000 |
27 | More often than most peers in Urology |
| Complex measurement of pressure of urine flow in bladder with voiding pressure studies | Procedure | 51728 |
25 | As often as other peers in Urology |
| Crushing of stone of ureter with insertion of stent using an endoscope | Procedure | 52356 |
24 | More often than most peers in Urology |
| Insertion of stent in ureter using an endoscope | Procedure | 52332 |
24 | More often than most peers in Urology |
| Injection procedure for imaging of bladder during voiding | Procedure | 51600 |
24 | As often as other peers in Urology |
Source: CMS Medicare public data. Shows how often procedures were billed — not quality of care or patient satisfaction.
Crystal D. Sadik is an urologist in Sayre, PA. That is the designation recorded for this NPI in the federal registry, where it is listed as “Urology”.
NPI registry
Crystal D. Sadik is listed at 1 Guthrie Sq, Sayre, PA 18840. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
The number on file is (570) 887-2845. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
Crystal D. Sadik's National Provider Identifier is 1669676631. 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
Crystal D. Sadik attended University of Virginia School of Medicine, graduating in 2007. This comes from the CMS National Downloadable File.
CMS public data
Crystal D. Sadik has 19 years experience. Calculated from a graduation year of 2007, reported in the CMS National Downloadable File.
CMS public data
According to Medicare billing data, Crystal D. Sadik performs procedures including ultrasound measurement of bladder capacity after voiding, diagnostic exam of bladder and urethra using an endoscope and simple change of bladder tube, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Not yet. This profile is built from public federal data and has not been confirmed by Crystal D. Sadik. If this is you, claiming it is free.
Guide.md
Provider data sourced from the NPPES NPI Registry and CMS public datasets. Information is provided for reference and is not medical advice.