Doctor profile · Federal record
Dr. Omar Marar, M.D.
Colon & Rectal Surgery Physician (CMS: General Surgery) · Surgery Physician · Surgery Physician · Phoenix, AZ
- NPI 1912252321
- MIPS 79.8 / 100 · 2023
- 14 yrs in practice
- Licensed in 2 states
- Male
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
6036 N 19Th Ave Ste 208
Phoenix, AZ 850152104
(480) 896-9888
fax (602) 953-5466 - Mailing address
-
4022 E Greenway RD Ste 11-195
Phoenix, AZ 850324797
Credentials & registration
- NPI registered
- July 2012 — 14 yrs on file
- Profile last updated
- April 7, 2026
- Year of graduation
- 2012 — 14 yrs since
- Specialty taxonomy
- 208C00000X — NUCC code
- State licenses (2)
- Michigan #4301113819 · Pennsylvania #MT202922
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1912252321. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
248
Distinct HCPCS
10
Medicare allowed
$24,124
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 63 | 50 | $85 | |
99203 |
New patient office or other outpatient visit, 30-44 minutes | 35 | 35 | $103 | |
99231 |
Subsequent hospital care with straightforward or low level of medical decision making, per day, if using time, at least 25 minutes | 27 | 19 | $49 | |
99441 |
Telephone medical discussion with physician, 5-10 minutes | 23 | 18 | $34 | |
99204 |
New patient office or other outpatient visit, 45-59 minutes | 19 | 19 | $161 | |
99212 |
Established patient office or other outpatient visit, 10-19 minutes | 19 | 19 | $50 | |
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 18 | 16 | $111 | |
99222 |
Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes | 18 | 17 | $127 | |
45385 |
Removal of polyps or growths of large bowel using an endoscope with mechanical snare | 14 | 14 | $245 | |
43239 |
Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope | 12 | 12 | $111 |
In context: peer comparison
Among 10 peers in this city , average services per provider: 37. This provider delivers 6.7× the peer median.Medicare Part D · 2023
Top prescriptions
Total claims
248
Patients
199
Total drug cost
$6,435
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Gavilyte-G (Peg3350/Sod Sulf,bicarb,cl/Kcl) | Brand | 71 | 69 | $1,354 |
| Loperamide (Loperamide Hcl) | Brand | 26 | 11 | $479 |
| Peg 3350-Electrolyte (Sodium Chloride/Nahco3/Kcl/Peg) | Brand | 26 | 26 | $721 |
| Metronidazole | Generic | 22 | 22 | $37 |
| Neomycin Sulfate | Generic | 17 | 17 | $105 |
| Sutab (Sod Sulf/Pot Chloride/Mag Sulf) | Brand | 17 | 17 | $2,772 |
| Lactated Ringers (Ringer's Solution,lactated) | Brand | 16 | 0 | $416 |
| Omeprazole | Generic | 14 | 0 | $176 |
| Oxycodone-Acetaminophen (Oxycodone Hcl/Acetaminophen) | Brand | 14 | 13 | $60 |
| Gavilyte-C (Peg3350/Sod Sulf,bicarb,cl/Kcl) | Brand | 13 | 12 | $269 |
Frequently asked questions
What is Dr. Omar Marar's medical specialty?
Dr. Omar Marar practices Colon & Rectal Surgery Physician in Phoenix, AZ.
Where does Dr. Omar Marar practice?
Dr. Omar Marar practices at 6036 N 19Th Ave Ste 208, Phoenix, AZ 850152104. Office phone: 4808969888.
What is Dr. Omar Marar's NPI?
Dr. Omar Marar's National Provider Identifier (NPI) is 1912252321, issued by NPPES.
Does Dr. Omar Marar accept Medicare assignment?
Dr. Omar Marar does not accept Medicare assignment for all services. Patients may be billed amounts beyond Medicare-allowed charges.
What procedures does Dr. Omar Marar commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99213); New patient office or other outpatient visit (HCPCS 99203); Subsequent hospital care with straightforward or low level of medical decision making (HCPCS 99231). Source: CMS Medicare Physician & Other Practitioners file.