Christopher Green, M.D.
NPI 1568479939 · Internal Medicine Physician · Alton, IL
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Christopher Green, M.D. is a Internal Medicine Physician provider in Alton, IL (NPI 1568479939).
Provider details
- NPI number
- 1568479939
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- 036-064682 (IL)
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
3,213 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 | 789 | $124 |
| 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 | 413 | $16 |
| Evaluation of Psychological Test, First Hour96130 | 261 | $119 |
| Evaluation of Neuropsychological Test, First Hour96132 | 261 | $125 |
| Administration of Psychological Or Neuropsychological Test By Technician, First 30 Minutes96138 | 261 | $31 |
| Alcohol And/Or Substance (other Than Tobacco) Misuse Structured Assessment (e.g., Audit, Dast), and Brief Intervention 15 to 30 Minutes |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 210 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 877 | 269 |
| Levothyroxine Sodium | 741 | 201 |
| Amlodipine Besylate | 593 | 178 |
| Rosuvastatin Calcium | 380 | 110 |
| Omeprazole | 352 | 102 |
| Lisinopril | 332 | 100 |
| Alprazolam |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$2,456 across 134 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
- 2006-08-01
- Last updated
- 2016-06-10
Frequently asked questions
- What is Christopher Green's NPI number?
- Christopher Green's National Provider Identifier (NPI) is 1568479939, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Christopher Green's specialty?
- Christopher Green is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Christopher Green located?
- Christopher Green's practice location on file with NPPES is 2 Memorial Dr, Alton, IL 62002-6723.
- What is Christopher Green's phone number?
- The practice phone number listed in the NPPES registry for Christopher Green is (618) 474-1723.
- Does Christopher Green accept Medicare?
- Christopher Green is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Christopher Green's NPI active?
- Yes — Christopher Green's NPI (1568479939) is active in the NPPES registry as of the last update on 2016-06-10.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.