Frederick Lewis, M.D.
NPI 1184738320 · Gastroenterology Physician · Englewood, CO
Enrolled with Medicare as Practitioner - Gastroenterology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Frederick Lewis, M.D. is a Gastroenterology Physician provider in Englewood, CO (NPI 1184738320).
Provider details
- NPI number
- 1184738320
- Entity type
- Individual
- Primary specialty
- Gastroenterology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- 28833 (CO)
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
1 documented practice location
- Medicare service volume (vs. specialty peers)25% of score
472 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 Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 91 | $91 |
| Removal of Polyps Or Growths of Large Bowel Using an Endoscope With Mechanical Snare45385 | 65 | $243 |
| Biopsy of Large Bowel Using a Flexible Endoscope45380 | 64 | $100 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 64 | $126 |
| Biopsy of Esophagus, Stomach, And/Or Upper Small Bowel Using a Flexible Endoscope43239 | 61 | $73 |
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 | 428 | 142 |
| Sod Sulf/Pot Chloride/Mag Sulfbrand: Sutab | 92 | 92 |
| Famotidine | 78 | 26 |
| Pantoprazole Sodium | 64 | 21 |
| Budesonidebrand: Budesonide Dr | 43 | 14 |
| Sucralfate | 32 | — |
| Peg 3350/Sod Sulf,chlr/Pot/Magbrand: Suflave | 24 | 24 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$362 across 9 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
- 2006-08-17
- Last updated
- 2024-05-29
- Certified
- 2024-05-29
Frequently asked questions
- What is Frederick Lewis's NPI number?
- Frederick Lewis's National Provider Identifier (NPI) is 1184738320, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Frederick Lewis's specialty?
- Frederick Lewis is listed in the NPPES registry with a primary specialty of Gastroenterology Physician (Allopathic & Osteopathic Physicians).
- Where is Frederick Lewis located?
- Frederick Lewis's practice location on file with NPPES is 499 E Hampden Ave, Englewood, CO 80113-2780.
- What is Frederick Lewis's phone number?
- The practice phone number listed in the NPPES registry for Frederick Lewis is (303) 788-8888.
- Does Frederick Lewis accept Medicare?
- Frederick Lewis is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Frederick Lewis's NPI active?
- Yes — Frederick Lewis's NPI (1184738320) is active in the NPPES registry as of the last update on 2024-05-29.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.