Lawrence Harmon, MD
NPI 1275526956 · Internal Medicine Physician · Granite City, IL
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Lawrence Harmon, MD is a Internal Medicine Physician provider in Granite City, IL (NPI 1275526956).
Provider details
- NPI number
- 1275526956
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
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
20 yrs in NPPES registry
- Profile completeness25% of score
83% of core fields populated
- Practice footprint15% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)25% of score
1,660 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 | 880 | $118 |
| Annual Wellness Visit, Includes a Personalized Prevention Plan of Service (pps), Subsequent VisitG0439 | 194 | $119 |
| Annual Depression Screening, 5 to 15 MinutesG0444 | 142 | $17 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 95 | $84 |
| Chronic Care Management Services, First 20 Minutes of Clinical Staff Time Directed By Health Care Professional, Per Calendar Month99490 | 90 | $58 |
| Injection of Drug Or Substance Under Skin Or Into Muscle96372 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 168 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 1,006 | 268 |
| Hydrocodone/Acetaminophenbrand: Hydrocodone-Acetaminophen | 656 | 87 |
| Lisinopril | 617 | 168 |
| Levothyroxine Sodium | 481 | 124 |
| Metformin Hcl | 453 | 124 |
| Alprazolam | 439 | 71 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$308 across 6 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
- 2005-08-26
- Last updated
- 2007-07-08
Frequently asked questions
- What is Lawrence Harmon's NPI number?
- Lawrence Harmon's National Provider Identifier (NPI) is 1275526956, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Lawrence Harmon's specialty?
- Lawrence Harmon is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Lawrence Harmon located?
- Lawrence Harmon's practice location on file with NPPES is 2044 Madison Ave, Granite City, IL 62040-4641.
- What is Lawrence Harmon's phone number?
- The practice phone number listed in the NPPES registry for Lawrence Harmon is (618) 451-1500.
- Does Lawrence Harmon accept Medicare?
- Lawrence Harmon is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Lawrence Harmon's NPI active?
- Yes — Lawrence Harmon's NPI (1275526956) 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.