Doctor profile · Federal record
Dr. James Masterson, M.D.
Urology Physician (CMS: Urology) · Urology Physician · Student in an Organized Health Care Education/Training Program · Annapolis, MD
- NPI 1639330889
- Accepts Medicare
- MIPS 83.6 / 100 · 2023
- 18 yrs in practice
- Licensed in 2 states
- Male
- Solo practice
- No sanctions
Practice & contact
Operates at 2 locations .
- Primary practice
-
810 Bestgate RD Ste 235
Annapolis, MD 214013656
(443) 231-1500 - Additional location
-
8901 Rockville Pike
Bethesda, MD 208890001
(301) 526-1350 - Mailing address
-
10200 Grand Central Ave Ste 220
Owings Mills, MD 211174366
Credentials & registration
- NPI registered
- June 2008 — 18 yrs on file
- Profile last updated
- March 12, 2025
- Year of graduation
- 2008 — 18 yrs since
- Specialty taxonomy
- 208800000X — NUCC code
- State licenses (2)
- Maryland #D0090586 · Virginia #0101246002
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1639330889. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
1,434
Distinct HCPCS
10
Medicare allowed
$97,512
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 303 | 176 | $136 | |
81003 |
Automated urinalysis test | 259 | 189 | $2 | |
36415 |
Insertion of needle into vein for collection of blood sample | 148 | 102 | $8 | |
51798 |
Ultrasound measurement of bladder capacity after voiding | 113 | 83 | $12 | |
99204 |
New patient office or other outpatient visit, 45-59 minutes | 81 | 81 | $179 | |
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 81 | 70 | $96 | |
52000 |
Diagnostic exam of bladder and urethra using an endoscope | 75 | 65 | $85 | |
99490 |
Chronic care management services, first 20 minutes of clinical staff time directed by health care professional, per calendar month | 56 | 15 | $67 | |
76857 |
Limited ultrasound scan of pelvis | 50 | 49 | $53 | |
51741 |
Electronic assessment of bladder emptying | 44 | 39 | $12 |
In context: peer comparison
Among 13 peers in this city , average services per provider: 200. This provider delivers 7.2× the peer median.Open Payments
Industry payments received
All-time total
$2,325
Transactions
78
Manufacturers
15
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Sumitomo Pharma America, Inc. | 18 | $596.02 | |
| PROGENICS PHARMACEUTICALS, INC. | 5 | $204.92 | |
| Teleflex LLC | 2 | $200.26 | |
| Bayer Healthcare Pharmaceuticals Inc. | 5 | $150.02 | |
| Janssen Biotech, Inc. | 7 | $143.73 | |
| Tempus AI, Inc | 5 | $127.41 | |
| ABBVIE INC. | 6 | $120.81 | |
| Astellas Pharma US Inc | 6 | $119.57 | |
| Tolmar, Inc. | 5 | $107.40 | |
| Antares Pharma, Inc. | 4 | $90.76 | |
| Endo USA, Inc. | 4 | $76.70 | |
| PFIZER INC. | 4 | $69.92 | |
| UROGEN PHARMA, INC. | 2 | $49.06 | |
| Myriad Genetic Laboratories, Inc. | 3 | $43.03 | |
| COLOPLAST CORP | 2 | $36.18 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
304
Patients
131
Total drug cost
$36,117
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Tamsulosin Hcl | Generic | 76 | 31 | $1,587 |
| Finasteride | Generic | 75 | 30 | $1,387 |
| Levofloxacin | Generic | 60 | 48 | $154 |
| Sulfamethoxazole-Trimethoprim (Sulfamethoxazole/Trimethoprim) | Brand | 26 | 22 | $110 |
| Gemtesa (Vibegron) | Brand | 18 | 0 | $13,038 |
| Myrbetriq (Mirabegron) | Brand | 14 | 0 | $17,448 |
| Alfuzosin Hcl Er (Alfuzosin Hcl) | Brand | 12 | 0 | $648 |
| Testosterone Cypionate | Generic | 12 | 0 | $604 |
| Solifenacin Succinate | Generic | 11 | 0 | $1,141 |
Frequently asked questions
What is Dr. James Masterson's medical specialty?
Dr. James Masterson practices Urology Physician in Annapolis, MD.
Where does Dr. James Masterson practice?
Dr. James Masterson practices at 810 Bestgate RD Ste 235, Annapolis, MD 214013656. Office phone: 4432311500.
What is Dr. James Masterson's NPI?
Dr. James Masterson's National Provider Identifier (NPI) is 1639330889, issued by NPPES.
Does Dr. James Masterson accept Medicare assignment?
Yes. Dr. James Masterson accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. James Masterson commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Automated urinalysis test (HCPCS 81003); Insertion of needle into vein for collection of blood sample (HCPCS 36415). Source: CMS Medicare Physician & Other Practitioners file.