Doctor profile · Federal record
Dr. George Isaac, M.D.
Specialist (CMS: Rheumatology) · Dubuque, IA
- NPI 1588652416
- Accepts Medicare
- 43 yrs in practice
- Male
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
2140 John F Kennedy RD, Suite B
Dubuque, IA 520023883
(563) 583-4848
fax (563) 690-1304
Credentials & registration
- NPI registered
- October 2005 — 21 yrs on file
- Profile last updated
- December 7, 2007
- Year of graduation
- 1983 — 43 yrs since
- Specialty taxonomy
- 174400000X — NUCC code
- State license (1)
- Iowa #32128
- Medicaid
- IA #1159236
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1588652416. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
41,383
Distinct HCPCS
10
Medicare allowed
$326,211
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
J0717 |
Injection, certolizumab pegol, 1 mg (code may be used for medicare when drug administered under the direct supervision of a physician, not for use when drug is self administered) | 38,800 | 11 | $5 | |
J0897 |
Injection, denosumab, 1 mg | 1,140 | 12 | $23 | |
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 334 | 208 | $84 | |
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 232 | 160 | $119 | |
96401 |
Administration of non-hormonal anti-neoplastic chemotherapy under skin or into muscle | 184 | 11 | $66 | |
J3301 |
Injection, triamcinolone acetonide, not otherwise specified, 10 mg | 173 | 37 | $1 | |
96413 |
Administration of chemotherapy into vein, 1 hour or less | 111 | 15 | $118 | |
73130 |
X-ray of hand, minimum of 3 views | 65 | 33 | $34 | |
99204 |
New patient office or other outpatient visit, 45-59 minutes | 59 | 59 | $154 | |
36415 |
Insertion of needle into vein for collection of blood sample | 58 | 50 | $8 |
In context: peer comparison
Among 1 peers in Dubuque Specialist, average services per provider: 2,586. This provider delivers 16× the peer median.Open Payments
Industry payments received
All-time total
$693
Transactions
36
Manufacturers
11
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Amgen INC. | 13 | $210.56 | |
| Abbvie INC. | 4 | $99.07 | |
| Ucb, INC. | 3 | $76.29 | |
| Boehringer Ingelheim Pharmaceuticals, INC. | 3 | $74.04 | |
| Mallinckrodt Hospital Products INC. | 3 | $57.54 | |
| Organon LLC | 3 | $39.57 | |
| Janssen Biotech, INC. | 2 | $39.16 | |
| Pfizer INC. | 2 | $33.61 | |
| Genentech USA, INC. | 1 | $27.73 | |
| AstraZeneca Pharmaceuticals Lp | 1 | $19.22 | |
| Almatica Pharma LLC | 1 | $16.00 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
3,564
Patients
644
Total drug cost
$504,913
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Prednisone | Generic | 921 | 164 | $6,765 |
| Methotrexate (Methotrexate Sodium) | Brand | 793 | 129 | $19,152 |
| Hydroxychloroquine Sulfate | Generic | 439 | 90 | $25,115 |
| Allopurinol | Generic | 352 | 69 | $4,655 |
| Gabapentin | Generic | 326 | 68 | $6,711 |
| Duloxetine Hcl | Generic | 125 | 27 | $2,517 |
| Alendronate Sodium | Generic | 105 | 22 | $998 |
| Folic Acid | Generic | 81 | 20 | $253 |
| Azathioprine | Generic | 69 | 0 | $2,758 |
| Pilocarpine Hcl | Generic | 66 | 16 | $6,277 |
Frequently asked questions
What is Dr. George Isaac's medical specialty?
Dr. George Isaac practices Specialist in Dubuque, IA.
Where does Dr. George Isaac practice?
Dr. George Isaac practices at 2140 John F Kennedy RD, Dubuque, IA 520023883. Office phone: 5635834848.
What is Dr. George Isaac's NPI?
Dr. George Isaac's National Provider Identifier (NPI) is 1588652416, issued by NPPES.
Does Dr. George Isaac accept Medicare assignment?
Yes. Dr. George Isaac accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. George Isaac commonly perform?
Top Medicare-reported procedures in 2023: Injection, certolizumab pegol, 1 mg (code may be used for medicare when drug administered under the direct supervision of a physician, not for use when drug is self administered) (HCPCS J0717); Injection, denosumab, 1 mg (HCPCS J0897); Established patient office or other outpatient visit (HCPCS 99213). Source: CMS Medicare Physician & Other Practitioners file.