Physician Profile
Steven E. Kahan, M.D.
Unclaimed ProfileAbout Dr. Kahan
Steven E. Kahan, M.D. is a healthcare provider in Portsmouth, NH specializing in urology. Steven is also listed as specializing in specialist. According to Medicare claims data, Steven cared for 591 Medicare patients across 717 services. The services billed most often include established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more, new patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more, 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.
Education & Training
Specialty
Credentials & Licensing
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.
Medicare information
Exactly as CMS reports it (National Downloadable File, Opt-Out Affidavits, Order & Referring). Not an insurance directory; confirm coverage with the office.
Contact Information
- (603) 431-3388
- Email not available
Practice Locations
200 GRIFFIN RD UNIT 14
Portsmouth, NH 03801
Conditions Commonly Evaluated or Treated
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.
Conditions
Most searched conditions
- Erectile dysfunction
- Kidney stones
- Overactive bladder
- Prostate cancer
- Urinary incontinence in women
- UTI
Bladder and urethra
- Bladder cancer
- Interstitial cystitis and bladder pain syndrome
- Urethral stricture
Kidney and ureter
- Kidney cancer
Male reproductive and sexual health
- Hydrocele
- Male infertility
- Peyronie's disease
- Testicular and scrotal pain
- Testicular cancer
- Testicular torsion
- Testosterone deficiency
- Varicocele
Prostate
- Elevated PSA
- Enlarged prostate
- Prostatitis
Urinary symptoms and infection
- Blood in the urine
- Kidney infection
- Painful urination
- Recurrent urinary tract infections
- Urinary retention
Bladder & Urination
- Overactive Bladder and Leakage
Kidney health
- Kidney Cyst
Men's health
- Chronic Pelvic Pain in Men
Urinary symptoms
- Waking Up to Pee
Procedures & services
Most searched procedures
- Circumcision
- Cystoscopy
- Kidney stone removal
- Prostatectomy
- Vasectomy
Office diagnosis
- MRI-targeted fusion prostate biopsy
- Prostate biopsy
Bladder procedures
- Artificial Urinary Sphincter Implant
- Bladder Botox Injection
- Bladder instillation therapy
- Radical bladder removal
- Sacral neuromodulation
- Sling surgery for stress incontinence
- Transurethral resection of bladder tumor
Diagnostic imaging
- Prostate Ultrasound
Kidney & ureter procedures
- Ureteral Stent Removal
Kidney and ureter surgery
- Partial kidney removal
- Radical kidney removal
Male reproductive
- Hydrocele repair
- Penile implant surgery
- Surgical correction of penile curvature
- Testicle removal
- Varicocele repair
Prostate
- GreenLight Laser Prostate Surgery
Prostate procedures
- HoLEP Laser Prostate Surgery
- Prostatic urethral lift
- Rezum Water Vapor Therapy
- Transurethral resection of the prostate
Stone procedures
- Ureteral stent placement
Procedures Most Often Billed to Medicare
717 services · 591 patients · 12 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Ultrasound measurement of bladder capacity after voiding | Procedure | 51798 |
69 | Less often than most peers in Urology |
| Diagnostic exam of bladder and urethra using an endoscope | Procedure | 52000 |
66 | As often as other peers in Urology |
| Electronic assessment of bladder emptying | Procedure | 51741 |
52 | More often than most peers in Urology |
| Insertion of needle into vein for collection of blood sample | Procedure | 36415 |
31 | Less often than most peers in Urology |
| Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more | Office visit | 99214 |
248 | As often as other peers in Urology |
| New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more | Office visit | 99204 |
95 | More often than most peers in Urology |
| Automated urinalysis test | Lab test | 81003 |
42 | Less often than most peers in Urology |
| Psa (prostate specific antigen) measurement, total | Lab test | 84153 |
31 | Less often than most peers in Urology |
| Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more | Office visit | 99213 |
26 | Less often than most peers in Urology |
| Urinalysis, manual test | Lab test | 81002 |
24 | Less often than most peers in Urology |
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.
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.
Trained at Other 8
Other providers in the same specialty who trained at the same institution.
More connections — 16 related providers in 2 groups
Class of 1995 at Other 8
Providers who graduated from the same medical school in the same year.
Also performs Ultrasound measurement of bladder capacity after voiding 8
Providers in NH who bill this service to Medicare most often.
Common questions
What is Steven E. Kahan's specialty?
Steven E. Kahan is an urologist in Portsmouth, NH. That is the designation recorded for this NPI in the federal registry, where it is listed as “Urology”.
NPI registry
Where can I find Steven E. Kahan?
Steven E. Kahan is listed at 200 Griffin Rd Unit 14, Portsmouth, NH 03801. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
How do I contact Steven E. Kahan?
The number on file is (603) 431-3388. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
What is Steven E. Kahan's NPI number?
Steven E. Kahan's National Provider Identifier is 1639261860. 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 Steven E. Kahan's education?
Steven E. Kahan attended Other, graduating in 1995. This comes from the CMS National Downloadable File.
CMS public data
How long has Steven E. Kahan been practicing?
Steven E. Kahan has 31 years experience. Calculated from a graduation year of 1995, reported in the CMS National Downloadable File.
CMS public data
What is Steven E. Kahan known for?
According to Medicare billing data, Steven E. Kahan performs procedures including ultrasound measurement of bladder capacity after voiding, diagnostic exam of bladder and urethra using an endoscope and electronic assessment of bladder emptying, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Has Steven E. Kahan confirmed this information?
Not yet. This profile is built from public federal data and has not been confirmed by Steven E. Kahan. 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.