Doctor profile · Federal record
Dr. Jeffrey Lewis, MD
Gastroenterology Physician (CMS: Gastroenterology) · Internal Medicine Physician · Internal Medicine Physician · Los Angeles, CA
- NPI 1356582746
- Accepts Medicare
- MIPS 84.1 / 100 · 2023
- 19 yrs in practice
- Licensed in 2 states
- Male
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
100 UCLA Medical Plaza, Suite 700
Los Angeles, CA 90095
(310) 208-5400
Credentials & registration
- NPI registered
- March 2009 — 17 yrs on file
- Profile last updated
- February 8, 2016
- Year of graduation
- 2007 — 19 yrs since
- Specialty taxonomy
- 207RG0100X — NUCC code
- State licenses (2)
- California #A124769 · New York #256367-1
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1356582746. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
835
Distinct HCPCS
10
Medicare allowed
$111,638
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 203 | 153 | $139 | |
45380 |
Biopsy of large bowel using a flexible endoscope | 113 | 112 | $106 | |
43239 |
Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope | 84 | 80 | $95 | |
99232 |
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes | 84 | 40 | $85 | |
99204 |
New patient office or other outpatient visit, 45-59 minutes | 72 | 72 | $181 | |
45385 |
Removal of polyps or growths of large bowel using an endoscope with mechanical snare | 69 | 68 | $253 | |
36415 |
Insertion of needle into vein for collection of blood sample | 54 | 44 | $8 | |
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 39 | 37 | $98 | |
99222 |
Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes | 38 | 36 | $139 | |
99231 |
Subsequent hospital care with straightforward or low level of medical decision making, per day, if using time, at least 25 minutes | 27 | 14 | $53 |
In context: peer comparison
Among 52 peers in this city , average services per provider: 124. This provider delivers 6.7× the peer median.Open Payments
Industry payments received
All-time total
$312
Transactions
17
Manufacturers
2
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| ABBVIE INC. | 16 | $287.48 | |
| GENZYME CORPORATION | 1 | $24.35 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
865
Patients
293
Total drug cost
$241,509
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Pantoprazole Sodium | Generic | 239 | 76 | $3,098 |
| Omeprazole | Generic | 135 | 57 | $1,823 |
| Famotidine | Generic | 129 | 47 | $1,684 |
| Linzess (Linaclotide) | Brand | 81 | 22 | $65,575 |
| Dicyclomine Hcl | Generic | 44 | 20 | $658 |
| Metronidazole | Generic | 42 | 34 | $427 |
| Creon (Lipase/Protease/Amylase) | Brand | 34 | 0 | $85,346 |
| Mesalamine | Generic | 30 | 0 | $16,796 |
| Cholestyramine (Cholestyramine (With Sugar)) | Brand | 23 | 0 | $1,446 |
| Gavilyte-C (Peg3350/Sod Sulf,bicarb,cl/Kcl) | Brand | 23 | 0 | $303 |
Hospital affiliations
Frequently asked questions
What is Dr. Jeffrey Lewis's medical specialty?
Dr. Jeffrey Lewis practices Gastroenterology Physician in Los Angeles, CA.
Where does Dr. Jeffrey Lewis practice?
Dr. Jeffrey Lewis practices at 100 UCLA Medical Plaza, Los Angeles, CA 90095. Office phone: 3102085400.
What is Dr. Jeffrey Lewis's NPI?
Dr. Jeffrey Lewis's National Provider Identifier (NPI) is 1356582746, issued by NPPES.
Does Dr. Jeffrey Lewis accept Medicare assignment?
Yes. Dr. Jeffrey Lewis accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Jeffrey Lewis commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Biopsy of large bowel using a flexible endoscope (HCPCS 45380); Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope (HCPCS 43239). Source: CMS Medicare Physician & Other Practitioners file.