Erin Davis-Delay, M.D.
NPI 1215985387 · Internal Medicine Physician · Woodstock, IL
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Erin Davis-Delay, M.D. is a Internal Medicine Physician provider in Woodstock, IL (NPI 1215985387).
Provider details
- NPI number
- 1215985387
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Female
- Sole proprietor
- No
- License
- 036090791 (IL)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
20 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)28% of score
962 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) |
|---|---|---|
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 295 | $125 |
| Annual Wellness Visit, Includes a Personalized Prevention Plan of Service (pps), Subsequent VisitG0439 | 221 | $129 |
| Hemoglobin A1c Level83036 | 92 | $10 |
| Administration of Influenza Virus VaccineG0008 | 74 | $31 |
| Injection of Drug Or Substance Under Skin Or Into Muscle96372 | 45 | $14 |
| Routine Electrocardiogram (ecg) Using at Least 12 Leads With Tracing93005 | 43 | $6 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 133 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 484 | 151 |
| Amlodipine Besylate | 306 | 90 |
| Levothyroxine Sodium | 303 | 90 |
| Losartan Potassium | 205 | 67 |
| Hydrocodone/Acetaminophenbrand: Hydrocodone-Acetaminophen | 204 | 43 |
| Gabapentin | 197 | 56 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-05-04
- Last updated
- 2024-03-18
- Certified
- 2024-03-18
Frequently asked questions
- What is Erin Davis-Delay's NPI number?
- Erin Davis-Delay's National Provider Identifier (NPI) is 1215985387, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Erin Davis-Delay's specialty?
- Erin Davis-Delay is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Erin Davis-Delay located?
- Erin Davis-Delay's practice location on file with NPPES is 3707 Doty Rd Ste E&f, Woodstock, IL 60098-7530.
- What is Erin Davis-Delay's phone number?
- The practice phone number listed in the NPPES registry for Erin Davis-Delay is (815) 338-6600.
- Does Erin Davis-Delay accept Medicare?
- Erin Davis-Delay 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-Delay's NPI active?
- Yes — Erin Davis-Delay's NPI (1215985387) is active in the NPPES registry as of the last update on 2024-03-18.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.