Zachary Sherrill, DO
NPI 1942704689 · Gastroenterology Physician · Oak Ridge, TN
Enrolled with Medicare as Practitioner - Gastroenterology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Zachary Sherrill, DO is a Gastroenterology Physician provider in Oak Ridge, TN (NPI 1942704689).
Provider details
- NPI number
- 1942704689
- Entity type
- Individual
- Primary specialty
- Gastroenterology PhysicianAllopathic & Osteopathic Physicians
- Credential
- DO
- Sex
- Male
- Sole proprietor
- No
- License
- 5487 (TN)
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
8 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
186 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) |
|---|---|---|
| New Patient Office Or Other Outpatient Visit With Moderate Level of Medical Decision Making, If Using Time, 45 Minutes Or More99204 | 43 | $153 |
| Removal of Polyps Or Growths of Large Bowel Using an Endoscope With Mechanical Snare45385 | 42 | $221 |
| Biopsy of Esophagus, Stomach, And/Or Upper Small Bowel Using a Flexible Endoscope43239 | 37 | $53 |
| Biopsy of Large Bowel Using a Flexible Endoscope45380 | 30 | $148 |
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 50 Minutes99233 | 19 | $109 |
| Initial Hospital Care With Straightforward Or Low-Level Medical Decision Making, If Using Time, at Least 55 Minutes |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 7 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Pantoprazole Sodium | 55 | 35 |
| Omeprazole | 54 | 33 |
| Sodium, Potassium,mag Sulfatesbrand: Sod Sulf-Potass Sulf-Mag Sulf | 50 | 49 |
| Peg3350/Sod Sulf,bicarb,cl/Kclbrand: Gavilyte-C | 21 | 21 |
| Peg3350/Sod Sulf,bicarb,cl/Kclbrand: Gavilyte-G | 15 | 15 |
| Peg3350/Sod Sulf,bicarb,cl/Kclbrand: Peg-3350 and Electrolytes | 15 | 14 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$38 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
Registry dates
- Enumerated
- 2018-03-19
- Last updated
- 2024-06-19
- Certified
- 2024-06-19
Frequently asked questions
- What is Zachary Sherrill's NPI number?
- Zachary Sherrill's National Provider Identifier (NPI) is 1942704689, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Zachary Sherrill's specialty?
- Zachary Sherrill is listed in the NPPES registry with a primary specialty of Gastroenterology Physician (Allopathic & Osteopathic Physicians).
- Where is Zachary Sherrill located?
- Zachary Sherrill's practice location on file with NPPES is 988 Oak Ridge Tpke Ste 200, Oak Ridge, TN 37830-6919.
- What is Zachary Sherrill's phone number?
- The practice phone number listed in the NPPES registry for Zachary Sherrill is (865) 483-4366.
- Does Zachary Sherrill accept Medicare?
- Zachary Sherrill is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Zachary Sherrill's NPI active?
- Yes — Zachary Sherrill's NPI (1942704689) is active in the NPPES registry as of the last update on 2024-06-19.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.