Ervin Eaker, M.D.
NPI 1427007764 · Gastroenterology Physician · Shawnee, KS
Enrolled with Medicare as Practitioner - Gastroenterology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Ervin Eaker, M.D. is a Gastroenterology Physician provider in Shawnee, KS (NPI 1427007764).
Provider details
- NPI number
- 1427007764
- Entity type
- Individual
- Primary specialty
- Gastroenterology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- 04-26513 (KS)
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
20 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
2 documented practice locations
- Medicare service volume (vs. specialty peers)25% of score
1,282 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) |
|---|---|---|
| Biopsy of Esophagus, Stomach, And/Or Upper Small Bowel Using a Flexible Endoscope43239 | 201 | $77 |
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 35 Minutes99232 | 178 | $74 |
| Biopsy of Large Bowel Using a Flexible Endoscope45380 | 110 | $146 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 109 | $84 |
| Initial Hospital Care With Moderate Level of Medical Decision Making, If Using Time, at Least 75 Minutes99223 | 103 | $160 |
| Dilation of Esophagus |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 9 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Pantoprazole Sodium | 409 | 113 |
| Sucralfate | 87 | 37 |
| Famotidine | 60 | 18 |
| Omeprazole | 31 | 15 |
| Dicyclomine Hcl | 24 | 14 |
| Ustekinumabbrand: Stelara | 23 | — |
| Colestipol Hcl | 18 | — |
| Lubiprostone | 13 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$2,245 across 120 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 (1)
- 6850 Hilltop RdSuite170Shawnee, KS 66226-3532Phone: (913) 248-8008Fax: (913) 248-8668
Registry dates
- Enumerated
- 2006-05-05
- Last updated
- 2025-10-02
- Certified
- 2025-10-02
Frequently asked questions
- What is Ervin Eaker's NPI number?
- Ervin Eaker's National Provider Identifier (NPI) is 1427007764, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Ervin Eaker's specialty?
- Ervin Eaker is listed in the NPPES registry with a primary specialty of Gastroenterology Physician (Allopathic & Osteopathic Physicians).
- Where is Ervin Eaker located?
- Ervin Eaker's practice location on file with NPPES is 7230 Renner Rd, Shawnee, KS 66217-9901.
- What is Ervin Eaker's phone number?
- The practice phone number listed in the NPPES registry for Ervin Eaker is (913) 631-2600.
- Does Ervin Eaker accept Medicare?
- Ervin Eaker is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Ervin Eaker's NPI active?
- Yes — Ervin Eaker's NPI (1427007764) is active in the NPPES registry as of the last update on 2025-10-02.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.