John Anderson, D.O.
NPI 1962450049 · Internal Medicine Physician · Mchenry, IL
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
John Anderson, D.O. is a Internal Medicine Physician provider in Mchenry, IL (NPI 1962450049).
Provider details
- NPI number
- 1962450049
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- D.O.
- Sex
- Male
- Sole proprietor
- No
- License
- 036103841 (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
2,150 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 | 459 | $125 |
| 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 | 452 | $16 |
| Established Patient Office Or Other Outpatient Visit With High Level of Medical Decision Making, If Using Time, 40 Minutes Or More99215 | 367 | $178 |
| Annual Wellness Visit, Includes a Personalized Prevention Plan of Service (pps), Subsequent VisitG0439 | 325 | $129 |
| Routine Electrocardiogram (ecg) Using at Least 12 Leads With Tracing93005 | 110 | $6 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 142 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 1,141 | 344 |
| Amlodipine Besylate | 738 | 221 |
| Rosuvastatin Calcium | 589 | 173 |
| Losartan Potassium | 523 | 156 |
| Levothyroxine Sodium | 474 | 133 |
| Pantoprazole Sodium | 447 | 135 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-05-04
- Last updated
- 2018-10-19
Frequently asked questions
- What is John Anderson's NPI number?
- John Anderson's National Provider Identifier (NPI) is 1962450049, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is John Anderson's specialty?
- John Anderson is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is John Anderson located?
- John Anderson's practice location on file with NPPES is 2507 N Richmond Rd, Mchenry, IL 60051.
- What is John Anderson's phone number?
- The practice phone number listed in the NPPES registry for John Anderson is (815) 338-6600.
- Does John Anderson accept Medicare?
- John Anderson is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is John Anderson's NPI active?
- Yes — John Anderson's NPI (1962450049) is active in the NPPES registry as of the last update on 2018-10-19.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.