Doctor profile · Federal record
Dr. Ramin Zabihi, MD
Gastroenterology Physician (CMS: Gastroenterology) · Internal Medicine Physician · Mission Viejo, CA
- NPI 1508867193
- Accepts Medicare
- 44 yrs in practice
- Male
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
26800 Crown Valley Pkwy Ste 308
Mission Viejo, CA 926916384
(949) 218-4488
Credentials & registration
- NPI registered
- August 2005 — 21 yrs on file
- Profile last updated
- December 7, 2009
- Year of graduation
- 1982 — 44 yrs since
- Specialty taxonomy
- 207RG0100X — NUCC code
- State license (1)
- California #A50897
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1508867193. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
528
Distinct HCPCS
8
Medicare allowed
$81,946
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 191 | 136 | $137 | |
99204 |
New patient office or other outpatient visit, 45-59 minutes | 127 | 127 | $180 | |
43239 |
Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope | 54 | 54 | $90 | |
99203 |
New patient office or other outpatient visit, 30-44 minutes | 41 | 41 | $122 | |
45385 |
Removal of polyps or growths of large bowel using an endoscope with mechanical snare | 33 | 33 | $264 | |
45380 |
Biopsy of large bowel using a flexible endoscope | 32 | 32 | $149 | |
G0121 |
Colorectal cancer screening; colonoscopy on individual not meeting criteria for high risk | 29 | 29 | $189 | |
G0105 |
Colorectal cancer screening; colonoscopy on individual at high risk | 21 | 21 | $192 |
In context: peer comparison
Among 7 peers in this city , average services per provider: 55. This provider delivers 9.6× the peer median.Open Payments
Industry payments received
All-time total
$762
Transactions
35
Manufacturers
10
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Janssen Biotech, Inc. | 13 | $228.51 | |
| AIMMUNE THERAPEUTICS, INC. | 6 | $117.95 | |
| Phathom Pharmaceuticals, Inc. | 4 | $97.69 | |
| Ardelyx, Inc. | 3 | $85.51 | |
| Celltrion USA Inc. | 2 | $64.01 | |
| Braintree Laboratories, Inc. | 2 | $45.77 | |
| RedHill Biopharma Inc. | 2 | $43.95 | |
| ALBIREO PHARMA, INC. | 1 | $32.15 | |
| Salix Pharmaceuticals, a division of Bausch Health US, LLC | 1 | $23.73 | |
| ABBVIE INC. | 1 | $22.34 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
592
Patients
361
Total drug cost
$351,473
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Sutab (Sod Sulf/Pot Chloride/Mag Sulf) | Brand | 137 | 134 | $23,033 |
| Omeprazole | Generic | 115 | 58 | $1,356 |
| Gavilyte-C (Peg3350/Sod Sulf,bicarb,cl/Kcl) | Brand | 70 | 69 | $1,243 |
| Zenpep (Lipase/Protease/Amylase) | Brand | 47 | 12 | $192,812 |
| Famotidine | Generic | 40 | 17 | $745 |
| Mesalamine | Generic | 40 | 0 | $16,580 |
| Peg 3350-Electrolyte (Sodium Chloride/Nahco3/Kcl/Peg) | Brand | 32 | 31 | $639 |
| Pantoprazole Sodium | Generic | 19 | 12 | $283 |
| Hydrocortisone | Generic | 16 | 14 | $374 |
| Loperamide (Loperamide Hcl) | Brand | 14 | 0 | $284 |
Frequently asked questions
What is Dr. Ramin Zabihi's medical specialty?
Dr. Ramin Zabihi practices Gastroenterology Physician in Mission Viejo, CA.
Where does Dr. Ramin Zabihi practice?
Dr. Ramin Zabihi practices at 26800 Crown Valley Pkwy Ste 308, Mission Viejo, CA 926916384. Office phone: 9492184488.
What is Dr. Ramin Zabihi's NPI?
Dr. Ramin Zabihi's National Provider Identifier (NPI) is 1508867193, issued by NPPES.
Does Dr. Ramin Zabihi accept Medicare assignment?
Yes. Dr. Ramin Zabihi accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Ramin Zabihi commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); New patient office or other outpatient visit (HCPCS 99204); Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope (HCPCS 43239). Source: CMS Medicare Physician & Other Practitioners file.