David Guernsey, MD
NPI 1538388251 · Family Medicine Physician · Chanute, KS
Enrolled with Medicare as Practitioner - Family Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
David Guernsey, MD is a Family Medicine Physician provider in Chanute, KS (NPI 1538388251).
Provider details
- NPI number
- 1538388251
- Entity type
- Individual
- Primary specialty
- Family Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- 04-33246 (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
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
3,539 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 Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 573 | $118 |
| Injection of Drug Or Substance Under Skin Or Into Muscle96372 | 478 | $13 |
| Insertion of Needle Into Vein for Collection of Blood Sample36415 | 270 | $9 |
| Annual Wellness Visit, Includes a Personalized Prevention Plan of Service (pps), Subsequent VisitG0439 | 210 | $118 |
| Complete Blood Cell Count (red Cells, White Blood Cell, Platelets), Automated Test85027 | 164 | $6 |
| Blood Test, Comprehensive Group of Blood Chemicals80053 | 162 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 172 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 593 | 133 |
| Pantoprazole Sodium | 463 | 91 |
| Levothyroxine Sodium | 333 | 55 |
| Gabapentin | 324 | 51 |
| Lisinopril | 319 | 72 |
| Amlodipine Besylate | 317 | 72 |
| Furosemide | 304 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$517 across 31 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
- 2007-04-24
- Last updated
- 2026-06-05
- Certified
- 2026-06-05
Frequently asked questions
- What is David Guernsey's NPI number?
- David Guernsey's National Provider Identifier (NPI) is 1538388251, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is David Guernsey's specialty?
- David Guernsey is listed in the NPPES registry with a primary specialty of Family Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is David Guernsey located?
- David Guernsey's practice location on file with NPPES is 505 S Plummer Ave, Chanute, KS 66720-1950.
- What is David Guernsey's phone number?
- The practice phone number listed in the NPPES registry for David Guernsey is (620) 431-2500.
- Does David Guernsey accept Medicare?
- David Guernsey is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is David Guernsey's NPI active?
- Yes — David Guernsey's NPI (1538388251) is active in the NPPES registry as of the last update on 2026-06-05.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.