Doctor profile · Federal record
Dr. Mark Preston, M.D.
Urology Physician (CMS: Urology) · Boston, MA
- NPI 1861780983
- Accepts Medicare
- 20 yrs in practice
- Male
- Solo practice
- No sanctions
Practice & contact
- Primary practice
-
36 Hancock St, Apt 5B
Boston, MA 021144117
(617) 650-7798
Credentials & registration
- NPI registered
- July 2011 — 15 yrs on file
- Year of graduation
- 2006 — 20 yrs since
- Specialty taxonomy
- 208800000X — NUCC code
- State license (1)
- Massachusetts #247103
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1861780983. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
1,187
Distinct HCPCS
10
Medicare allowed
$201,066
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
52000 |
Diagnostic exam of bladder and urethra using an endoscope | 210 | 152 | $279 | |
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 162 | 137 | $98 | |
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 155 | 129 | $139 | |
J0696 |
Injection, ceftriaxone sodium, per 250 mg | 132 | 33 | $1 | |
99443 |
Telephone medical discussion with physician, 21-30 minutes | 115 | 101 | $139 | |
76872 |
Ultrasound scan of pelvic region through rectum | 57 | 57 | $160 | |
99204 |
New patient office or other outpatient visit, 45-59 minutes | 54 | 54 | $182 | |
99205 |
New patient office or other outpatient visit, 60-74 minutes | 52 | 52 | $193 | |
55700 |
Biopsy of prostate gland | 50 | 50 | $272 | |
52235 |
Destruction and/or removal of growth of bladder and urethra using an endoscope, 2.0-5.0 cm | 42 | 38 | $291 |
In context: peer comparison
Among 27 peers in Boston Urology Physician, average services per provider: 65. This provider delivers 18× the peer median.Open Payments
Industry payments received
All-time total
$15,336
Transactions
17
Manufacturers
5
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Coloplast Corp | 7 | $6,807.36 | |
| Pfizer INC. | 1 | $3,375.00 | |
| Janssen Research & Development, LLC | 2 | $2,700.00 | |
| Intuitive Surgical, INC. | 6 | $2,367.65 | |
| Janssen Biotech, INC. | 1 | $86.14 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
106
Patients
30
Total drug cost
$13,648
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Tamsulosin Hcl | Generic | 43 | 19 | $1,347 |
| Finasteride | Generic | 35 | 11 | $846 |
| Myrbetriq (Mirabegron) | Brand | 15 | 0 | $8,662 |
| Trospium Chloride ER (Trospium Chloride) | Brand | 13 | 0 | $2,793 |
Hospital affiliations
Frequently asked questions
What is Dr. Mark Preston's medical specialty?
Dr. Mark Preston practices Urology Physician in Boston, MA.
Where does Dr. Mark Preston practice?
Dr. Mark Preston practices at 36 Hancock St, Boston, MA 021144117. Office phone: 6176507798.
What is Dr. Mark Preston's NPI?
Dr. Mark Preston's National Provider Identifier (NPI) is 1861780983, issued by NPPES.
Does Dr. Mark Preston accept Medicare assignment?
Yes. Dr. Mark Preston accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Mark Preston commonly perform?
Top Medicare-reported procedures in 2023: Diagnostic exam of bladder and urethra using an endoscope (HCPCS 52000); Established patient office or other outpatient visit (HCPCS 99213); Established patient office or other outpatient visit (HCPCS 99214). Source: CMS Medicare Physician & Other Practitioners file.