Mark Thompson, MD
NPI 1316009855 · Family Medicine Physician · Elgin, IL
Enrolled with Medicare as Order and Referring Only - Family Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Mark Thompson, MD is a Family Medicine Physician provider in Elgin, IL (NPI 1316009855).
Provider details
- NPI number
- 1316009855
- Entity type
- Individual
- Primary specialty
- Family Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- 036077174 (IL)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure33% of score
19 yrs in NPPES registry
- Profile completeness33% of score
100% of core fields populated
- Practice footprint20% of score
1 documented practice location
- Open Payments transparency13% of score
Has Open Payments disclosures (2024)
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 prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 72 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Gabapentin | 137 | 22 |
| Atorvastatin Calcium | 111 | 35 |
| Albuterol Sulfatebrand: Albuterol Sulfate Hfa | 99 | 25 |
| Amlodipine Besylate | 78 | 21 |
| Metformin Hcl | 78 | 23 |
| Hydrocodone/Acetaminophenbrand: Hydrocodone-Acetaminophen | 73 | — |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$4 across 1 record (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
- 2006-12-14
- Last updated
- 2007-07-08
Frequently asked questions
- What is Mark Thompson's NPI number?
- Mark Thompson's National Provider Identifier (NPI) is 1316009855, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Mark Thompson's specialty?
- Mark Thompson is listed in the NPPES registry with a primary specialty of Family Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Mark Thompson located?
- Mark Thompson's practice location on file with NPPES is 370 Summit St, Elgin, IL 60120-3843.
- What is Mark Thompson's phone number?
- The practice phone number listed in the NPPES registry for Mark Thompson is (847) 608-1344.
- Does Mark Thompson accept Medicare?
- Mark Thompson is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Mark Thompson's NPI active?
- Yes — Mark Thompson's NPI (1316009855) is active in the NPPES registry as of the last update on 2007-07-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.