Doctor profile · Federal record
Dr. David Charman, M.D.
Internal Medicine Physician (CMS: Internal Medicine) · Buffalo Grove, IL
- NPI 1346228954
- Accepts Medicare
- MIPS 89.7 / 100 · 2023
- 41 yrs in practice
- Male
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
600 W Lake Cook RD
Buffalo Grove, IL 600892089
(847) 632-1880
fax (847) 520-6095
Credentials & registration
- NPI registered
- January 2006 — 20 yrs on file
- Profile last updated
- April 26, 2021
- Year of graduation
- 1985 — 41 yrs since
- Specialty taxonomy
- 207R00000X — NUCC code
- State license (1)
- Illinois #036075999
- Medicaid
- IL #036075999
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1346228954. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
782
Distinct HCPCS
10
Medicare allowed
$74,970
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 156 | 83 | $133 | |
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 108 | 77 | $95 | |
G0439 |
Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit | 93 | 93 | $136 | |
36415 |
Insertion of needle into vein for collection of blood sample | 85 | 57 | $8 | |
93000 |
Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report | 79 | 74 | $15 | |
99442 |
Telephone medical discussion with physician, 11-20 minutes | 71 | 43 | $96 | |
99215 |
Established patient office or other outpatient visit, 40-54 minutes | 69 | 44 | $189 | |
G0008 |
Administration of influenza virus vaccine | 50 | 50 | $32 | |
90662 |
Influenza vaccine split virus, preservative free | 45 | 45 | $72 | |
99441 |
Telephone medical discussion with physician, 5-10 minutes | 13 | 11 | $59 |
In context: peer comparison
Among 7 peers in Buffalo Grove Internal Medicine Physician, average services per provider: 101. This provider delivers 7.7× the peer median.Open Payments
Industry payments received
All-time total
$1,234
Transactions
56
Manufacturers
15
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Pfizer INC. | 9 | $240.57 | |
| Abbvie INC. | 8 | $201.39 | |
| Novo Nordisk INC | 7 | $151.40 | |
| Amgen INC. | 7 | $147.98 | |
| Lilly USA, LLC | 5 | $113.12 | |
| AstraZeneca Pharmaceuticals Lp | 5 | $92.94 | |
| Esperion Therapeutics, INC. | 4 | $77.05 | |
| Janssen Pharmaceuticals, INC | 3 | $59.83 | |
| Idorsia Pharmaceuticals US INC | 2 | $33.69 | |
| Axsome Therapeutics, INC. | 1 | $23.42 | |
| Exact Sciences Corporation | 1 | $22.53 | |
| Takeda Pharmaceuticals U.S.A., INC. | 1 | $19.62 | |
| Salix Pharmaceuticals, A Division of Bausch Health US, LLC | 1 | $18.53 | |
| GlaxoSmithKline, LLC. | 1 | $17.24 | |
| Ibsa Pharma INC. | 1 | $14.67 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
1,234
Patients
291
Total drug cost
$104,237
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Rosuvastatin Calcium | Generic | 176 | 50 | $3,407 |
| Losartan Potassium | Generic | 149 | 41 | $2,261 |
| Levothyroxine Sodium | Generic | 146 | 34 | $2,437 |
| Atorvastatin Calcium | Generic | 140 | 41 | $2,319 |
| Amlodipine Besylate | Generic | 121 | 29 | $1,181 |
| Lisinopril | Generic | 74 | 15 | $809 |
| Mounjaro (Tirzepatide) | Brand | 64 | 0 | $83,929 |
| Escitalopram Oxalate | Generic | 57 | 16 | $798 |
| Metoprolol Succinate | Generic | 57 | 17 | $1,163 |
| Hydrocodone-Acetaminophen (Hydrocodone/Acetaminophen) | Brand | 48 | 0 | $1,617 |
Hospital affiliations
Frequently asked questions
What is Dr. David Charman's medical specialty?
Dr. David Charman practices Internal Medicine Physician in Buffalo Grove, IL.
Where does Dr. David Charman practice?
Dr. David Charman practices at 600 W Lake Cook RD, Buffalo Grove, IL 600892089. Office phone: 8476321880.
What is Dr. David Charman's NPI?
Dr. David Charman's National Provider Identifier (NPI) is 1346228954, issued by NPPES.
Does Dr. David Charman accept Medicare assignment?
Yes. Dr. David Charman accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. David Charman commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Established patient office or other outpatient visit (HCPCS 99213); Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit (HCPCS G0439). Source: CMS Medicare Physician & Other Practitioners file.