William Barlow, MD
NPI 1700073251 · Gastroenterology Physician · St Augustine, FL
Enrolled with Medicare as Practitioner - Gastroenterology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
William Barlow, MD is a Gastroenterology Physician provider in St Augustine, FL (NPI 1700073251).
Provider details
- NPI number
- 1700073251
- Entity type
- Individual
- Primary specialty
- Gastroenterology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- ME0099996 (FL)
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
18 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)25% of score
1,179 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) |
|---|---|---|
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 261 | $124 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 227 | $88 |
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 50 Minutes99233 | 145 | $116 |
| Biopsy of Esophagus, Stomach, And/Or Upper Small Bowel Using a Flexible Endoscope43239 | 104 | $96 |
| Removal of Polyps Or Growths of Large Bowel Using an Endoscope With Mechanical Snare45385 | 96 | $249 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 17 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Pantoprazole Sodium | 377 | 147 |
| Omeprazole | 151 | 56 |
| Sod Sulf/Pot Chloride/Mag Sulfbrand: Sutab | 95 | 92 |
| Dicyclomine Hcl | 82 | 38 |
| Linaclotidebrand: Linzess | 78 | 25 |
| Sucralfate | 30 | 18 |
| Mesalaminebrand: Mesalamine Er | 29 | — |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$437 across 25 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
Registry dates
- Enumerated
- 2007-09-28
- Last updated
- 2025-01-22
- Certified
- 2025-01-22
Frequently asked questions
- What is William Barlow's NPI number?
- William Barlow's National Provider Identifier (NPI) is 1700073251, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is William Barlow's specialty?
- William Barlow is listed in the NPPES registry with a primary specialty of Gastroenterology Physician (Allopathic & Osteopathic Physicians).
- Where is William Barlow located?
- William Barlow's practice location on file with NPPES is 40 Groover Loop Ste 200, St Augustine, FL 32086-6569.
- What is William Barlow's phone number?
- The practice phone number listed in the NPPES registry for William Barlow is (904) 398-7205.
- Does William Barlow accept Medicare?
- William Barlow is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is William Barlow's NPI active?
- Yes — William Barlow's NPI (1700073251) is active in the NPPES registry as of the last update on 2025-01-22.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.