Doctor profile · Federal record
Dr. Alan Esker, MD
Internal Medicine Physician · Freeport, IL
- NPI 1831159698
- MIPS 81.7 / 100 · 2023
- 20 yrs on file
- Male
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
1010 Fairway Dr
Freeport, IL 610326600
(815) 599-7740 - Mailing address
-
421 W Exchange St, Po Box 268
Freeport, IL 610324030
Credentials & registration
- NPI registered
- March 2006 — 20 yrs on file
- Profile last updated
- October 20, 2017
- Specialty taxonomy
- 207R00000X — NUCC code
- State license (1)
- Illinois #036-72602
- Medicaid
- IL #036072602
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1831159698. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
192
Distinct HCPCS
3
Medicare allowed
$26,193
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99222 |
Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes | 114 | 109 | $128 | |
99223 |
Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes | 54 | 54 | $170 | |
99309 |
Subsequent nursing facility care with moderate level of medical decision making, per day, if using time, at least 30 minutes | 24 | 17 | $104 |
In context: peer comparison
Among 2 peers in this city , average services per provider: 91. This provider delivers 2.1× the peer median.Open Payments
Industry payments received
All-time total
$32
Transactions
1
Manufacturers
1
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Novartis Pharmaceuticals Corporation | 1 | $32.31 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
1,402
Patients
132
Total drug cost
$61,082
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Pantoprazole Sodium | Generic | 205 | 27 | $11,263 |
| Furosemide | Generic | 146 | 16 | $743 |
| Levothyroxine Sodium | Generic | 146 | 18 | $1,846 |
| Potassium Chloride | Generic | 137 | 19 | $2,460 |
| Atorvastatin Calcium | Generic | 130 | 20 | $1,922 |
| Metoprolol Succinate | Generic | 122 | 18 | $2,269 |
| Amlodipine Besylate | Generic | 101 | 14 | $747 |
| Gabapentin | Generic | 71 | 0 | $671 |
| Xarelto (Rivaroxaban) | Brand | 64 | 0 | $35,152 |
| Metoprolol Tartrate | Generic | 55 | 0 | $328 |
Frequently asked questions
What is Dr. Alan Esker's medical specialty?
Dr. Alan Esker practices Internal Medicine Physician in Freeport, IL.
Where does Dr. Alan Esker practice?
Dr. Alan Esker practices at 1010 Fairway Dr, Freeport, IL 610326600. Office phone: 8155997740.
What is Dr. Alan Esker's NPI?
Dr. Alan Esker's National Provider Identifier (NPI) is 1831159698, issued by NPPES.
What procedures does Dr. Alan Esker commonly perform?
Top Medicare-reported procedures in 2023: Initial hospital care with straightforward or low-level medical decision making (HCPCS 99222); Initial hospital care with moderate level of medical decision making (HCPCS 99223); Subsequent nursing facility care with moderate level of medical decision making (HCPCS 99309). Source: CMS Medicare Physician & Other Practitioners file.