Doctor profile · Federal record
Dr. Karen Imma Gellada, MD
Undersea and Hyperbaric Medicine (Preventive Medicine) Physician (CMS: Undersea and Hyperbaric Medicine) · Family Medicine Physician · Family Medicine Physician · Undersea and Hyperbaric Medicine (Preventive Medicine) Physician · Byron, IL
- NPI 1285897967
- Accepts Medicare
- 20 yrs in practice
- Licensed in 2 states
- Female
- Group practice
- No sanctions
Practice & contact
Operates at 3 locations .
- Primary practice
-
130 Kysor Dr
Byron, IL 610109402
(309) 672-4977 - Additional location
-
2900 W Oklahoma Ave
Milwaukee, WI 532154330
(414) 649-6000 - Additional location
-
1425 N Randall RD
Elgin, IL 601232300
(224) 783-3450
Credentials & registration
- NPI registered
- July 2008 — 18 yrs on file
- Profile last updated
- January 28, 2026
- Year of graduation
- 2006 — 20 yrs since
- Specialty taxonomy
- 2083P0011X — NUCC code
- State licenses (2)
- Illinois #036-127497 · Wisconsin #101961
- Medicaid
- WI #100096326
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1285897967. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
556
Distinct HCPCS
6
Medicare allowed
$49,433
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 216 | 117 | $96 | |
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 123 | 33 | $65 | |
G0439 |
Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit | 91 | 91 | $126 | |
11042 |
Removal of skin and tissue, 20.0 sq cm or less | 45 | 11 | $59 | |
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 45 | 38 | $66 | |
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 36 | 22 | $97 |
In context: peer comparison
Among 1 peers in Byron Undersea and Hyperbaric Medicine (Preventive Medicine) Physician, average services per provider: 92. This provider delivers 6.0× the peer median.Medicare Part D · 2023
Top prescriptions
Total claims
2,148
Patients
604
Total drug cost
$22,787
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Atorvastatin Calcium | Generic | 412 | 111 | $4,285 |
| Levothyroxine Sodium | Generic | 213 | 49 | $2,823 |
| Amlodipine Besylate | Generic | 205 | 64 | $1,383 |
| Lisinopril | Generic | 195 | 49 | $1,530 |
| Losartan Potassium | Generic | 179 | 54 | $2,031 |
| Metoprolol Succinate | Generic | 122 | 34 | $1,713 |
| Omeprazole | Generic | 116 | 31 | $1,322 |
| Metformin Hcl | Generic | 112 | 31 | $1,042 |
| Pantoprazole Sodium | Generic | 102 | 35 | $1,143 |
| Rosuvastatin Calcium | Generic | 96 | 25 | $1,249 |
Hospital affiliations
Frequently asked questions
What is Dr. Karen Imma Gellada's medical specialty?
Dr. Karen Imma Gellada practices Undersea and Hyperbaric Medicine (Preventive Medicine) Physician in Byron, IL.
Where does Dr. Karen Imma Gellada practice?
Dr. Karen Imma Gellada practices at 130 Kysor Dr, Byron, IL 610109402. Office phone: 3096724977.
What is Dr. Karen Imma Gellada's NPI?
Dr. Karen Imma Gellada's National Provider Identifier (NPI) is 1285897967, issued by NPPES.
Does Dr. Karen Imma Gellada accept Medicare assignment?
Yes. Dr. Karen Imma Gellada accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Karen Imma Gellada 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.