John Humphrey, M.D.
NPI 1740419001 · Urology Physician · Grand Rapids, MI
Enrolled with Medicare as Practitioner - Urology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
John Humphrey, M.D. is a Urology Physician provider in Grand Rapids, MI (NPI 1740419001).
Provider details
- NPI number
- 1740419001
- Entity type
- Individual
- Primary specialty
- Urology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- 4301106845 (MI)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
16 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)28% of score
429 Medicare services, 2024 (ranked within specialty)
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 methodology.
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) |
|---|---|---|
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 89 | $90 |
| Automated Urinalysis Test81003 | 61 | $2 |
| Ultrasound Measurement of Bladder Capacity After Voiding51798 | 49 | $11 |
| Simple Insertion of Temporary Bladder Tube51702 | 34 | $60 |
| New Patient Office Or Other Outpatient Visit With Moderate Level of Medical Decision Making, If Using Time, 45 Minutes Or More99204 | 29 | $165 |
| Diagnostic Exam of Bladder and Urethra Using an Endoscope52000 | 26 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 30 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Tamsulosin Hcl | 356 | 150 |
| Mirabegronbrand: Myrbetriq | 319 | 89 |
| Sulfamethoxazole/Trimethoprimbrand: Sulfamethoxazole-Trimethoprim | 154 | 111 |
| Finasteride | 139 | 56 |
| Estradiol | 110 | 46 |
| Trospium Chloridebrand: Trospium Chloride Er | 83 | 30 |
| Ciprofloxacin Hcl | 83 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2009-07-08
- Last updated
- 2024-06-26
- Certified
- 2024-06-26
Frequently asked questions
- What is John Humphrey's NPI number?
- John Humphrey's National Provider Identifier (NPI) is 1740419001, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is John Humphrey's specialty?
- John Humphrey is listed in the NPPES registry with a primary specialty of Urology Physician (Allopathic & Osteopathic Physicians).
- Where is John Humphrey located?
- John Humphrey's practice location on file with NPPES is 1900 Wealthy St Se Ste 100, Grand Rapids, MI 49506-2969.
- What is John Humphrey's phone number?
- The practice phone number listed in the NPPES registry for John Humphrey is (616) 267-7333.
- Does John Humphrey accept Medicare?
- John Humphrey is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is John Humphrey's NPI active?
- Yes — John Humphrey's NPI (1740419001) is active in the NPPES registry as of the last update on 2024-06-26.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.