Doctor profile · Federal record
Dr. Ryan Sun, MD
Urology Physician (CMS: Urology) · Stanford, CA
- NPI 1891430807
- Accepts Medicare
- MIPS 75.5 / 100 · 2023
- 9 yrs in practice
- Male
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
300 Pasteur Dr
Stanford, CA 943052200
(650) 723-4000
Credentials & registration
- NPI registered
- May 2022 — 4 yrs on file
- Profile last updated
- March 14, 2024
- Year of graduation
- 2017 — 9 yrs since
- Specialty taxonomy
- 208800000X — NUCC code
- State license (1)
- California #A177263
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1891430807. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
466
Distinct HCPCS
10
Medicare allowed
$73,734
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99204 |
New patient office or other outpatient visit, 45-59 minutes | 105 | 105 | $196 | |
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 59 | 54 | $154 | |
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 45 | 43 | $109 | |
52000 |
Diagnostic exam of bladder and urethra using an endoscope | 31 | 31 | $304 | |
51741 |
Electronic assessment of bladder emptying | 28 | 28 | $6 | |
99204 |
New patient office or other outpatient visit, 45-59 minutes | 26 | 26 | $151 | |
Q3014 |
Telehealth originating site facility fee | 26 | 24 | $28 | |
99215 |
Established patient office or other outpatient visit, 40-54 minutes | 21 | 20 | $214 | |
99203 |
New patient office or other outpatient visit, 30-44 minutes | 18 | 18 | $93 | |
51729 |
Complex measurement of pressure of urine flow in bladder with urethra pressure and voiding pressure studies | 17 | 17 | $487 |
In context: peer comparison
Among 12 peers in this city , average services per provider: 74. This provider delivers 6.3× the peer median.Open Payments
Industry payments received
All-time total
$121
Transactions
2
Manufacturers
1
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Boston Scientific Corporation | 2 | $121.41 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
259
Patients
75
Total drug cost
$59,291
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Myrbetriq (Mirabegron) | Brand | 73 | 26 | $42,997 |
| Tamsulosin Hcl | Generic | 63 | 34 | $1,191 |
| Finasteride | Generic | 50 | 15 | $1,298 |
| Premarin (Estrogens, Conjugated) | Brand | 20 | 0 | $10,885 |
| Solifenacin Succinate | Generic | 18 | 0 | $2,501 |
| Alfuzosin Hcl Er (Alfuzosin Hcl) | Brand | 12 | 0 | $220 |
| Cephalexin | Generic | 12 | 0 | $90 |
| Amoxicillin-Clavulanate Potass (Amoxicillin/Potassium Clav) | Brand | 11 | 0 | $109 |
Hospital affiliations
Frequently asked questions
What is Dr. Ryan Sun's medical specialty?
Dr. Ryan Sun practices Urology Physician in Stanford, CA.
Where does Dr. Ryan Sun practice?
Dr. Ryan Sun practices at 300 Pasteur Dr, Stanford, CA 943052200. Office phone: 6507234000.
What is Dr. Ryan Sun's NPI?
Dr. Ryan Sun's National Provider Identifier (NPI) is 1891430807, issued by NPPES.
Does Dr. Ryan Sun accept Medicare assignment?
Yes. Dr. Ryan Sun accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Ryan Sun commonly perform?
Top Medicare-reported procedures in 2023: New patient office or other outpatient visit (HCPCS 99204); Established patient office or other outpatient visit (HCPCS 99214); Established patient office or other outpatient visit (HCPCS 99213). Source: CMS Medicare Physician & Other Practitioners file.