Christopher Whelan, MD
NPI 1275745267 · Urology Physician · Rockford, IL
Enrolled with Medicare as Practitioner - Urology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Christopher Whelan, MD is a Urology Physician provider in Rockford, IL (NPI 1275745267).
Provider details
- NPI number
- 1275745267
- Entity type
- Individual
- Primary specialty
- Urology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- 36131751 (IL)
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
19 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
1,845 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) |
|---|---|---|
| Automated Urinalysis Test81003 | 320 | $2 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 256 | $123 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 240 | $87 |
| Psa (prostate Specific Antigen) Measurement, Total84153 | 208 | $18 |
| Insertion of Needle Into Vein for Collection of Blood Sample36415 | 207 | $9 |
| Ultrasound Measurement of Bladder Capacity After Voiding51798 | 93 | $10 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 26 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Tamsulosin Hcl | 846 | 277 |
| Finasteride | 396 | 127 |
| Oxybutynin Chloridebrand: Oxybutynin Chloride Er | 124 | 41 |
| Mirabegronbrand: Myrbetriq | 116 | 28 |
| Solifenacin Succinate | 107 | 37 |
| Nitrofurantoin Monohyd/M-Crystbrand: Nitrofurantoin Mono-Macro | 76 | 64 |
| Ciprofloxacin Hcl | 69 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$270 across 12 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)
- 2845 Greenbrier RdGreen Bay, WI 54311-6519Phone: (920) 288-8000
Registry dates
- Enumerated
- 2007-05-04
- Last updated
- 2025-09-05
- Certified
- 2025-09-05
Frequently asked questions
- What is Christopher Whelan's NPI number?
- Christopher Whelan's National Provider Identifier (NPI) is 1275745267, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Christopher Whelan's specialty?
- Christopher Whelan is listed in the NPPES registry with a primary specialty of Urology Physician (Allopathic & Osteopathic Physicians).
- Where is Christopher Whelan located?
- Christopher Whelan's practice location on file with NPPES is 351 Executive Pkwy, Rockford, IL 61107-5339.
- What is Christopher Whelan's phone number?
- The practice phone number listed in the NPPES registry for Christopher Whelan is (815) 398-4057.
- Does Christopher Whelan accept Medicare?
- Christopher Whelan is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Christopher Whelan's NPI active?
- Yes — Christopher Whelan's NPI (1275745267) is active in the NPPES registry as of the last update on 2025-09-05.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.