Shanon Custer, MD
NPI 1902870637 · Internal Medicine Physician · Hays, KS
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Shanon Custer, MD is a Internal Medicine Physician provider in Hays, KS (NPI 1902870637).
Provider details
- NPI number
- 1902870637
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Female
- Sole proprietor
- No
- License
- 04-30345 (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
1 documented practice location
- Medicare service volume (vs. specialty peers)25% of score
6,751 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) |
|---|---|---|
| Routine Electrocardiogram (ecg) Using at Least 12 Leads With Interpretation and Report Only93010 | 2,264 | $7 |
| Chronic Care Management Services, First 20 Minutes of Clinical Staff Time Directed By Health Care Professional, Per Calendar Month99490 | 2,148 | $46 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 1,216 | $90 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 540 | $61 |
| Established Patient Office Or Other Outpatient Visit With High Level of Medical Decision Making, If Using Time, 40 Minutes Or More99215 | 161 | $133 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 206 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Levothyroxine Sodium | 691 | 128 |
| Atorvastatin Calcium | 600 | 115 |
| Pantoprazole Sodium | 591 | 110 |
| Escitalopram Oxalate | 431 | 68 |
| Potassium Chloride | 423 | 77 |
| Gabapentin | 417 | 67 |
| Losartan Potassium |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$568 across 33 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
- 2006-02-17
- Last updated
- 2009-12-16
Frequently asked questions
- What is Shanon Custer's NPI number?
- Shanon Custer's National Provider Identifier (NPI) is 1902870637, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Shanon Custer's specialty?
- Shanon Custer is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Shanon Custer located?
- Shanon Custer's practice location on file with NPPES is 2214 Canterbury Dr, Hays, KS 67601-2375.
- What is Shanon Custer's phone number?
- The practice phone number listed in the NPPES registry for Shanon Custer is (785) 623-2312.
- Does Shanon Custer accept Medicare?
- Shanon Custer is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Shanon Custer's NPI active?
- Yes — Shanon Custer's NPI (1902870637) is active in the NPPES registry as of the last update on 2009-12-16.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.