Zachary Smith, M.D.
NPI 1437537024 · Gastroenterology Physician · Oklahoma City, OK
Enrolled with Medicare as Practitioner - Gastroenterology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Zachary Smith, M.D. is a Gastroenterology Physician provider in Oklahoma City, OK (NPI 1437537024).
Provider details
- NPI number
- 1437537024
- Entity type
- Individual
- Primary specialty
- Gastroenterology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- 31589 (OK)
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
11 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
862 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) |
|---|---|---|
| Removal of Polyps Or Growths of Large Bowel Using an Endoscope With Mechanical Snare45385 | 229 | $229 |
| Biopsy of Esophagus, Stomach, And/Or Upper Small Bowel Using a Flexible Endoscope43239 | 147 | $54 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 89 | $117 |
| Insertion of Guide Wire With Dilation of Esophagus Using a Flexible Endoscope43248 | 63 | $117 |
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 35 Minutes99232 | 62 | $73 |
| Biopsy of Large Bowel Using a Flexible Endoscope |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 18 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Omeprazole | 253 | 99 |
| Sodium, Potassium,mag Sulfatesbrand: Sod Sulf-Potass Sulf-Mag Sulf | 188 | 183 |
| Pantoprazole Sodium | 110 | 48 |
| Esomeprazole Magnesium | 83 | 27 |
| Famotidine | 76 | 30 |
| Linaclotidebrand: Linzess | 68 | 19 |
| Peg3350/Sod Sulf,bicarb,cl/Kclbrand: Gavilyte-G | 39 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$1,195 across 72 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
- 2015-05-14
- Last updated
- 2024-07-24
- Certified
- 2021-08-24
Frequently asked questions
- What is Zachary Smith's NPI number?
- Zachary Smith's National Provider Identifier (NPI) is 1437537024, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Zachary Smith's specialty?
- Zachary Smith is listed in the NPPES registry with a primary specialty of Gastroenterology Physician (Allopathic & Osteopathic Physicians).
- Where is Zachary Smith located?
- Zachary Smith's practice location on file with NPPES is 3366 Nw Expressway Ste 400, Oklahoma City, OK 73112-4429.
- What is Zachary Smith's phone number?
- The practice phone number listed in the NPPES registry for Zachary Smith is (405) 702-1300.
- Does Zachary Smith accept Medicare?
- Zachary Smith is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Zachary Smith's NPI active?
- Yes — Zachary Smith's NPI (1437537024) is active in the NPPES registry as of the last update on 2024-07-24.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.