Doctor profile · Federal record
Dr. Dennis Tan, NP-C
Nurse Practitioner · Medical-Surgical Registered Nurse · Cambridge, MA
- NPI 1255903696
- Accepts Medicare
- 4 yrs in practice
- Male
- Group practice
- No sanctions
Practice & contact
Operates at 2 locations .
- Primary practice
-
300 Mount Auburn St Ste 517
Cambridge, MA 021385665
(617) 492-3500 - Additional location
-
745 River St
Hyde Park, MA 021366441
(617) 364-2588 - Mailing address
-
300 Mt Auburn St, Suite 517
Cambridge, MA 021385665
Credentials & registration
- NPI registered
- July 2021 — 5 yrs on file
- Profile last updated
- February 23, 2023
- Year of graduation
- 2022 — 4 yrs since
- Specialty taxonomy
- 363L00000X — NUCC code
- State license (1)
- Massachusetts #RN2313462
- Medicaid
- MA #1255903696
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1255903696. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
476
Distinct HCPCS
5
Medicare allowed
$39,797
| 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 | 252 | 113 | $68 | |
99309 |
Subsequent nursing facility care with moderate level of medical decision making, per day, if using time, at least 30 minutes | 157 | 96 | $98 | |
99349 |
Residence visit for established patient with moderate level of medical decision making, per day, if using time, at least 40 minutes | 28 | 21 | $115 | |
99316 |
Nursing facility discharge management, more than 30 minutes | 26 | 26 | $119 | |
99315 |
Nursing facility discharge day management, 30 minutes or less | 13 | 13 | $74 |
In context: peer comparison
Among 6 peers in Cambridge Nurse Practitioner, average services per provider: 52. This provider delivers 9.2× the peer median.Medicare Part D · 2023
Top prescriptions
Total claims
136
Patients
0
Total drug cost
$2,064
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Lorazepam | Generic | 32 | 0 | $241 |
| Oxycodone Hcl | Generic | 25 | 0 | $370 |
| Methadone Hcl | Generic | 22 | 0 | $282 |
| Tramadol Hcl | Generic | 20 | 0 | $199 |
| Pregabalin | Generic | 15 | 0 | $829 |
| Butalbital-Acetaminophen-Caffe (Butalb/Acetaminophen/Caffeine) | Brand | 11 | 0 | $73 |
| Clonazepam | Generic | 11 | 0 | $68 |
Frequently asked questions
What is Dr. Dennis Tan's medical specialty?
Dr. Dennis Tan practices Nurse Practitioner in Cambridge, MA.
Where does Dr. Dennis Tan practice?
Dr. Dennis Tan practices at 300 Mount Auburn St Ste 517, Cambridge, MA 021385665. Office phone: 6174923500.
What is Dr. Dennis Tan's NPI?
Dr. Dennis Tan's National Provider Identifier (NPI) is 1255903696, issued by NPPES.
Does Dr. Dennis Tan accept Medicare assignment?
Yes. Dr. Dennis Tan accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Dennis Tan commonly perform?
Top Medicare-reported procedures in 2023: Subsequent nursing facility care with straightforward level of medical decision making (HCPCS 99308); Subsequent nursing facility care with moderate level of medical decision making (HCPCS 99309); Residence visit for established patient with moderate level of medical decision making (HCPCS 99349). Source: CMS Medicare Physician & Other Practitioners file.