Doctor profile · Federal record
Dr. Joyce Sun, CRNP
Adult Medicine Physician · Rockville, MD
- NPI 1932588662
- 11 yrs on file
- Female
- Solo practice
- No sanctions
Practice & contact
- Primary practice
-
15245 Shady Grove RD Ste 130
Rockville, MD 208506240
(240) 426-0130 - Mailing address
-
10416 Sandringham CT
Potomac, MD 208541901
Credentials & registration
- NPI registered
- May 2015 — 11 yrs on file
- Profile last updated
- October 2, 2021
- Specialty taxonomy
- 207QA0505X — NUCC code
- State license (1)
- Maryland #R175445
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1932588662. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
643
Distinct HCPCS
10
Medicare allowed
$49,002
| 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 | 213 | 81 | $70 | |
99348 |
Residence visit for established patient with low level of medical decision making, per day, if using time, at least 30 minutes | 122 | 64 | $71 | |
99347 |
Residence visit for established patient with straightforward medical decision making, per day, if using time, at least 15 minutes | 81 | 46 | $41 | |
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 49 | 41 | $73 | |
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 28 | 26 | $102 | |
99349 |
Residence visit for established patient with moderate level of medical decision making, per day, if using time, at least 40 minutes | 25 | 20 | $119 | |
99310 |
Subsequent nursing facility care with high level of medical decision making, per day, if using time, at least 45 minutes | 24 | 23 | $144 | |
99309 |
Subsequent nursing facility care with moderate level of medical decision making, per day, if using time, at least 30 minutes | 23 | 17 | $100 | |
G0439 |
Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit | 22 | 22 | $123 | |
99307 |
Subsequent nursing facility care with straightforward level of medical decision making, per day, if using time, at least 10 minutes | 19 | 15 | $37 |
In context: peer comparison
Among 1 peers in Rockville Adult Medicine Physician, average services per provider: 49. This provider delivers 13× the peer median.Open Payments
Industry payments received
All-time total
$445
Transactions
4
Manufacturers
3
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| AstraZeneca Pharmaceuticals Lp | 2 | $226.97 | |
| Axsome Therapeutics, INC. | 1 | $121.84 | |
| Daiichi Sankyo INC. | 1 | $96.02 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
543
Patients
42
Total drug cost
$26,050
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Amlodipine Besylate | Generic | 76 | 17 | $472 |
| Atorvastatin Calcium | Generic | 70 | 12 | $1,088 |
| Losartan Potassium | Generic | 60 | 0 | $668 |
| Quetiapine Fumarate | Generic | 49 | 0 | $492 |
| Gabapentin | Generic | 48 | 13 | $835 |
| Metformin Hcl | Generic | 29 | 0 | $272 |
| Basaglar Kwikpen U-100 (Insulin Glargine,Hum.Rec.Anlog) | Brand | 28 | 0 | $6,057 |
| Metoprolol Succinate | Generic | 27 | 0 | $338 |
| Lorazepam | Generic | 24 | 0 | $341 |
| Sertraline Hcl | Generic | 24 | 0 | $260 |
Frequently asked questions
What is Dr. Joyce Sun's medical specialty?
Dr. Joyce Sun practices Adult Medicine Physician in Rockville, MD.
Where does Dr. Joyce Sun practice?
Dr. Joyce Sun practices at 15245 Shady Grove RD Ste 130, Rockville, MD 208506240. Office phone: 2404260130.
What is Dr. Joyce Sun's NPI?
Dr. Joyce Sun's National Provider Identifier (NPI) is 1932588662, issued by NPPES.
What procedures does Dr. Joyce Sun commonly perform?
Top Medicare-reported procedures in 2023: Subsequent nursing facility care with straightforward level of medical decision making (HCPCS 99308); Residence visit for established patient with low level of medical decision making (HCPCS 99348); Residence visit for established patient with straightforward medical decision making (HCPCS 99347). Source: CMS Medicare Physician & Other Practitioners file.