Doctor profile · Federal record
Dr. Mark Giacomi, D.O
Family Medicine Physician (CMS: Family Practice) · Plainfield, IL
- NPI 1639334667
- Accepts Medicare
- 18 yrs in practice
- Male
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
23836 W 135Th St, Ste 103
Plainfield, IL 605445620
(815) 254-2403
fax (815) 267-8380
Credentials & registration
- NPI registered
- July 2008 — 18 yrs on file
- Profile last updated
- March 16, 2021
- Year of graduation
- 2008 — 18 yrs since
- Specialty taxonomy
- 207Q00000X — NUCC code
- State license (1)
- Illinois #036126516
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1639334667. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
153
Distinct HCPCS
3
Medicare allowed
$18,969
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 85 | 47 | $131 | |
G0439 |
Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit | 38 | 38 | $133 | |
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 30 | 24 | $92 |
In context: peer comparison
Among 9 peers in this city , average services per provider: 68. This provider delivers 2.3× the peer median.Medicare Part D · 2023
Top prescriptions
Total claims
659
Patients
119
Total drug cost
$8,391
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Atorvastatin Calcium | Generic | 110 | 33 | $1,546 |
| Levothyroxine Sodium | Generic | 82 | 18 | $1,106 |
| Amlodipine Besylate | Generic | 66 | 19 | $689 |
| Metformin Hcl | Generic | 53 | 15 | $796 |
| Pantoprazole Sodium | Generic | 42 | 17 | $485 |
| Rosuvastatin Calcium | Generic | 38 | 0 | $754 |
| Losartan Potassium | Generic | 36 | 0 | $700 |
| Metoprolol Succinate | Generic | 36 | 0 | $700 |
| Tamsulosin Hcl | Generic | 36 | 0 | $666 |
| Hydrocodone-Acetaminophen (Hydrocodone/Acetaminophen) | Brand | 32 | 0 | $453 |
Hospital affiliations
Frequently asked questions
What is Dr. Mark Giacomi's medical specialty?
Dr. Mark Giacomi practices Family Medicine Physician in Plainfield, IL.
Where does Dr. Mark Giacomi practice?
Dr. Mark Giacomi practices at 23836 W 135Th St, Plainfield, IL 605445620. Office phone: 8152542403.
What is Dr. Mark Giacomi's NPI?
Dr. Mark Giacomi's National Provider Identifier (NPI) is 1639334667, issued by NPPES.
Does Dr. Mark Giacomi accept Medicare assignment?
Yes. Dr. Mark Giacomi accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Mark Giacomi commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit (HCPCS G0439); Established patient office or other outpatient visit (HCPCS 99213). Source: CMS Medicare Physician & Other Practitioners file.