John Davis, M.D.
NPI 1639286560 · Family Medicine Physician · Kerrville, TX
Enrolled with Medicare as Practitioner - Family Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
John Davis, M.D. is a Family Medicine Physician provider in Kerrville, TX (NPI 1639286560).
Provider details
- NPI number
- 1639286560
- Entity type
- Individual
- Primary specialty
- Family Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- E2531 (TX)
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
2,967 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 | 630 | $121 |
| Visit Complexity Inherent to Evaluation and Management Associated With Medical Care Services That Serve As the Continuing Focal Point for All Needed Health Care Services And/Or With Medical Care Services That Are Part of Ongoing Care Related to a Patient'SG2211 | 506 | $16 |
| Manual Urinalysis Test With Examination Using Microscope, Non-Automated81000 | 255 | $4 |
| Annual Wellness Visit, Includes a Personalized Prevention Plan of Service (pps), Subsequent VisitG0439 | 196 | $124 |
| Routine Electrocardiogram (ecg) Using at Least 12 Leads With Interpretation and Report93000 | 188 | $13 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 71 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 240 | 69 |
| Tamsulosin Hcl | 82 | 25 |
| Levothyroxine Sodium | 78 | 24 |
| Varicella-Zoster Ge/As01b/Pfbrand: Shingrix | 75 | 56 |
| Escitalopram Oxalate | 69 | 20 |
| Valsartan | 67 | 23 |
| Lisinopril |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$663 across 40 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
- 2006-08-24
- Last updated
- 2023-10-20
- Certified
- 2023-10-20
Frequently asked questions
- What is John Davis's NPI number?
- John Davis's National Provider Identifier (NPI) is 1639286560, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is John Davis's specialty?
- John Davis is listed in the NPPES registry with a primary specialty of Family Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is John Davis located?
- John Davis's practice location on file with NPPES is 220 Wesley Dr, Kerrville, TX 78028-5809.
- What is John Davis's phone number?
- The practice phone number listed in the NPPES registry for John Davis is (830) 896-4711.
- Does John Davis accept Medicare?
- John Davis is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is John Davis's NPI active?
- Yes — John Davis's NPI (1639286560) is active in the NPPES registry as of the last update on 2023-10-20.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.