William Critchlow, MD
NPI 1700296621 · Urology Physician · Fairview Heights, IL
Enrolled with Medicare as Practitioner - Urology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
William Critchlow, MD is a Urology Physician provider in Fairview Heights, IL (NPI 1700296621).
Provider details
- NPI number
- 1700296621
- Entity type
- Individual
- Primary specialty
- Urology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- 2019017136 (MO)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
12 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
4 documented practice locations
- Medicare service volume (vs. specialty peers)25% of score
3,359 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 | 685 | $2 |
| Visit Complexity Inherent to Evaluation and Management Associated With Medical Care Services That Serve As the Continuing Focal Point for All Needed Health Care Services And/Or With Medical Care Services That Are Part of Ongoing Care Related to a Patient'SG2211 | 624 | $16 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 393 | $122 |
| Chronic Care Management Services, First 20 Minutes of Clinical Staff Time Directed By Health Care Professional, Per Calendar Month99490 | 391 | $59 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 272 | $86 |
| Ultrasound Measurement of Bladder Capacity After Voiding |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 20 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Finasteride | 773 | 232 |
| Tamsulosin Hcl | 493 | 170 |
| Mirabegronbrand: Myrbetriq | 118 | 45 |
| Dutasteride | 107 | 46 |
| Solifenacin Succinate | 87 | 51 |
| Sulfamethoxazole/Trimethoprimbrand: Sulfamethoxazole-Trimethoprim | 69 | 60 |
| Vibegronbrand: Gemtesa | 61 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$1,245 across 51 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 (3)
- 3 Saint Elizabeth Blvd Ste 3200O Fallon, IL 62269-1281Phone: (618) 489-8030
- 1103 W Liberty St Ste 3045Farmington, MO 63640-1921Phone: (314) 567-6071Fax: (314) 453-9965
- 12855 N 40 Dr Ste 375Saint Louis, MO 63141-8657Phone: (314) 567-6071Fax: (314) 453-9965
Registry dates
- Enumerated
- 2014-04-30
- Last updated
- 2021-12-01
- Certified
- 2021-12-01
Frequently asked questions
- What is William Critchlow's NPI number?
- William Critchlow's National Provider Identifier (NPI) is 1700296621, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is William Critchlow's specialty?
- William Critchlow is listed in the NPPES registry with a primary specialty of Urology Physician (Allopathic & Osteopathic Physicians).
- Where is William Critchlow located?
- William Critchlow's practice location on file with NPPES is 326 Fountains Pkwy, Fairview Heights, IL 62208-2041.
- What is William Critchlow's phone number?
- The practice phone number listed in the NPPES registry for William Critchlow is (618) 277-3109.
- Does William Critchlow accept Medicare?
- William Critchlow is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is William Critchlow's NPI active?
- Yes — William Critchlow's NPI (1700296621) is active in the NPPES registry as of the last update on 2021-12-01.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.