Erin Davis, M.D.
NPI 1558680165 · Internal Medicine Physician · Madison, WI
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Erin Davis, M.D. is a Internal Medicine Physician provider in Madison, WI (NPI 1558680165).
Provider details
- NPI number
- 1558680165
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Female
- Sole proprietor
- No
- License
- 125:057690 (IL)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
16 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
2 documented practice locations
- Medicare service volume (vs. specialty peers)28% of score
470 Medicare services, 2024 (ranked within specialty)
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 methodology.
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) |
|---|---|---|
| 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 | 137 | $15 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 81 | $83 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 59 | $115 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 55 | $61 |
| Insertion of Needle Into Vein for Collection of Blood Sample36415 | 38 | $9 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 7 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Diclofenac Sodium | 42 | 32 |
| Amoxicillin/Potassium Clavbrand: Amoxicillin-Clavulanate Potass | 21 | 21 |
| Omeprazole | 15 | — |
| Albuterol Sulfatebrand: Albuterol Sulfate Hfa | 14 | — |
| Fluticasone Propionate | 13 | 11 |
| Prednisone | 12 | 12 |
| Doxycycline Hyclate | 11 |
Practice location
Mailing address
Additional practice locations (1)
- 1460 N Halsted StSuite 202Chicago, IL 60642-2605Phone: (773) 871-4409Fax: (773) 871-3608
Registry dates
- Enumerated
- 2010-05-21
- Last updated
- 2021-01-11
- Certified
- 2021-01-11
Frequently asked questions
- What is Erin Davis's NPI number?
- Erin Davis's National Provider Identifier (NPI) is 1558680165, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Erin Davis's specialty?
- Erin Davis is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Erin Davis located?
- Erin Davis's practice location on file with NPPES is 451 Junction Rd, Madison, WI 53717.
- What is Erin Davis's phone number?
- The practice phone number listed in the NPPES registry for Erin Davis is (608) 265-7550.
- Does Erin Davis accept Medicare?
- Erin Davis is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Erin Davis's NPI active?
- Yes — Erin Davis's NPI (1558680165) is active in the NPPES registry as of the last update on 2021-01-11.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.