Adam Spain, D.O.
NPI 1659758068 · Internal Medicine Physician · Elgin, IL
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Adam Spain, D.O. is a Internal Medicine Physician provider in Elgin, IL (NPI 1659758068).
Provider details
- NPI number
- 1659758068
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- D.O.
- Sex
- Male
- Sole proprietor
- No
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Student, Health Care
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
11 yrs in NPPES registry
- Profile completeness28% of score
83% of core fields populated
- Practice footprint17% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)28% of score
595 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) |
|---|---|---|
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 50 Minutes99233 | 265 | $118 |
| Hospital Discharge Day Management, More Than 30 Minutes99239 | 121 | $114 |
| Initial Hospital Care With Moderate Level of Medical Decision Making, If Using Time, at Least 75 Minutes99223 | 98 | $177 |
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 35 Minutes99232 | 61 | $79 |
| Initial Hospital Care With Straightforward Or Low-Level Medical Decision Making, If Using Time, at Least 55 Minutes99222 | 38 | $135 |
| Advance Care Planning, First 30 Minutes99497 | 12 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2015-05-05
- Last updated
- 2021-12-16
- Certified
- 2021-12-16
Frequently asked questions
- What is Adam Spain's NPI number?
- Adam Spain's National Provider Identifier (NPI) is 1659758068, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Adam Spain's specialty?
- Adam Spain is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Adam Spain located?
- Adam Spain's practice location on file with NPPES is 1425 N Randall Rd, Elgin, IL 60123-2300.
- What is Adam Spain's phone number?
- The practice phone number listed in the NPPES registry for Adam Spain is (847) 742-9800.
- Does Adam Spain accept Medicare?
- Adam Spain is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Adam Spain's NPI active?
- Yes — Adam Spain's NPI (1659758068) is active in the NPPES registry as of the last update on 2021-12-16.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.