Kai Hammerich, M.D.
NPI 1639308810 · Urology Physician · Bristol, CT
Enrolled with Medicare as Practitioner - Urology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Kai Hammerich, M.D. is a Urology Physician provider in Bristol, CT (NPI 1639308810).
Provider details
- NPI number
- 1639308810
- Entity type
- Individual
- Primary specialty
- Urology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- 56474 (CT)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
16 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
2 documented practice locations
- Medicare service volume (vs. specialty peers)25% of score
1,719 Medicare services, 2024 (ranked within specialty)
- Open Payments transparency10% of score
Has Open Payments disclosures (2024)
Medicare volume is ranked against active providers in the same specialty. Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our .
What this provider does (Medicare)
Based on Medicare fee-for-service claims, 2024; not all care is captured.
| Service (HCPCS) | Medicare services | Typical Medicare-allowed (2024) |
|---|---|---|
| Ultrasound Measurement of Bladder Capacity After Voiding51798 | 390 | $12 |
| Automated Urinalysis Test81003 | 296 | $2 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 295 | $131 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 222 | $95 |
| Simple Bladder Irrigation And/Or Instillation51700 | 89 | $41 |
| Complicated Change of Bladder Tube51710 | 87 | $144 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 27 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Tamsulosin Hcl | 963 | 266 |
| Finasteride | 896 | 253 |
| Oxybutynin Chloridebrand: Oxybutynin Chloride Er | 210 | 64 |
| Sulfamethoxazole/Trimethoprimbrand: Sulfamethoxazole-Trimethoprim | 157 | 114 |
| Mirabegronbrand: Myrbetriq | 129 | 30 |
| Ciprofloxacin Hcl | 66 | 42 |
| Oxycodone Hcl |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$140 across 2 records (Open Payments 2024)
Open Payments discloses payments and transfers of value (meals, travel, consulting, research, royalties) from drug and device makers to providers. This is a transparency signal, not a verdict — such payments are legal and common, and their presence is neither an endorsement nor a criticism. Source: CMS Open Payments, program year 2024.
Practice location
Mailing address
Additional practice locations (1)
- 8 Collins RdBristol, CT 06010-3874Phone: (860) 585-6944Fax: (860) 585-7746
Registry dates
- Enumerated
- 2009-07-08
- Last updated
- 2018-11-09
Frequently asked questions
- What is Kai Hammerich's NPI number?
- Kai Hammerich's National Provider Identifier (NPI) is 1639308810, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Kai Hammerich's specialty?
- Kai Hammerich is listed in the NPPES registry with a primary specialty of Urology Physician (Allopathic & Osteopathic Physicians).
- Where is Kai Hammerich located?
- Kai Hammerich's practice location on file with NPPES is 25 Newell Rd Ste D21, Bristol, CT 06010.
- What is Kai Hammerich's phone number?
- The practice phone number listed in the NPPES registry for Kai Hammerich is (860) 585-6944.
- Does Kai Hammerich accept Medicare?
- Kai Hammerich is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Kai Hammerich's NPI active?
- Yes — Kai Hammerich's NPI (1639308810) is active in the NPPES registry as of the last update on 2018-11-09.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.