Doctor profile · Federal record
Dr. Gerald Farby, M.D.
Internal Medicine Physician (CMS: Internal Medicine) · Geriatric Medicine (Internal Medicine) Physician · Chicago, IL
- NPI 1972504454
- Accepts Medicare
- 51 yrs in practice
- Male
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
3048 W Peterson Ave
Chicago, IL 606593720
(773) 961-3200
Credentials & registration
- NPI registered
- August 2005 — 21 yrs on file
- Profile last updated
- March 5, 2025
- Year of graduation
- 1975 — 51 yrs since
- Specialty taxonomy
- 207R00000X — NUCC code
- State license (1)
- Illinois #036052964
- Medicaid
- IL #36052964
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1972504454. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
1,364
Distinct HCPCS
10
Medicare allowed
$123,833
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99308 |
Subsequent nursing facility care with straightforward level of medical decision making, per day, if using time, at least 15 minutes | 341 | 52 | $78 | |
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 328 | 154 | $133 | |
G0439 |
Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit | 174 | 174 | $134 | |
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 107 | 78 | $94 | |
96160 |
Administration and interpretation of patient-focused health risk assessment | 89 | 87 | $3 | |
82962 |
Blood glucose (sugar) test performed by hand-held instrument | 48 | 30 | $3 | |
99305 |
Initial nursing facility care with moderate level of medical decision making, per day, if using time, at least 35 minutes | 41 | 38 | $139 | |
36415 |
Insertion of needle into vein for collection of blood sample | 31 | 25 | $8 | |
G0008 |
Administration of influenza virus vaccine | 31 | 31 | $32 | |
93000 |
Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report | 28 | 28 | $15 |
In context: peer comparison
Among 487 peers in Chicago Internal Medicine Physician, average services per provider: 168. This provider delivers 8.1× the peer median.Medicare Part D · 2023
Top prescriptions
Total claims
4,453
Patients
975
Total drug cost
$202,055
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Atorvastatin Calcium | Generic | 581 | 144 | $11,145 |
| Levothyroxine Sodium | Generic | 489 | 82 | $7,845 |
| Amlodipine Besylate | Generic | 411 | 106 | $5,475 |
| Losartan Potassium | Generic | 364 | 95 | $6,757 |
| Furosemide | Generic | 321 | 42 | $2,609 |
| Hydrocodone-Acetaminophen (Hydrocodone/Acetaminophen) | Brand | 286 | 31 | $16,064 |
| Metformin Hcl | Generic | 268 | 79 | $3,589 |
| Lisinopril | Generic | 245 | 63 | $2,767 |
| Alprazolam | Generic | 239 | 37 | $2,725 |
| Pantoprazole Sodium | Generic | 229 | 52 | $7,480 |
Hospital affiliations
Frequently asked questions
What is Dr. Gerald Farby's medical specialty?
Dr. Gerald Farby practices Internal Medicine Physician in Chicago, IL.
Where does Dr. Gerald Farby practice?
Dr. Gerald Farby practices at 3048 W Peterson Ave, Chicago, IL 606593720. Office phone: 7739613200.
What is Dr. Gerald Farby's NPI?
Dr. Gerald Farby's National Provider Identifier (NPI) is 1972504454, issued by NPPES.
Does Dr. Gerald Farby accept Medicare assignment?
Yes. Dr. Gerald Farby accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Gerald Farby commonly perform?
Top Medicare-reported procedures in 2023: Subsequent nursing facility care with straightforward level of medical decision making (HCPCS 99308); Established patient office or other outpatient visit (HCPCS 99214); Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit (HCPCS G0439). Source: CMS Medicare Physician & Other Practitioners file.