Doctor profile · Federal record
Dr. Dunstan Mascarenhas, M.D.
Specialist (CMS: Infectious Disease) · Southfield, MI
- NPI 1710904735
- Accepts Medicare
- MIPS 78.6 / 100 · 2023
- 41 yrs in practice
- Male
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
22301 Foster Winter Dr
Southfield, MI 480753707
(248) 552-0620
fax (248) 557-3506
Credentials & registration
- NPI registered
- July 2006 — 20 yrs on file
- Profile last updated
- April 17, 2013
- Year of graduation
- 1985 — 41 yrs since
- Specialty taxonomy
- 174400000X — NUCC code
- State license (1)
- Michigan #4301079779
- Medicaid
- MI #4408401-10
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1710904735. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
1,274
Distinct HCPCS
5
Medicare allowed
$123,885
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99232 |
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes | 991 | 220 | $81 | |
99223 |
Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes | 189 | 167 | $178 | |
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 40 | 26 | $74 | |
99222 |
Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes | 40 | 38 | $136 | |
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 14 | 12 | $101 |
In context: peer comparison
Among 4 peers in Southfield Specialist, average services per provider: 106. This provider delivers 12× the peer median.Medicare Part D · 2023
Top prescriptions
Total claims
183
Patients
13
Total drug cost
$296,924
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Cefadroxil | Generic | 52 | 13 | $1,385 |
| Ceftriaxone (Ceftriaxone Sodium) | Brand | 25 | 0 | $571 |
| Symtuza (Darunavir/Cob/Emtri/Tenof Alaf) | Brand | 24 | 0 | $120,148 |
| Cefazolin Sodium | Generic | 23 | 0 | $1,904 |
| Genvoya (Elviteg/Cob/Emtri/Tenof Alafen) | Brand | 20 | 0 | $80,319 |
| Vancomycin Hcl | Generic | 15 | 0 | $920 |
| Complera (Emtricita/Rilpivirine/Tenof Df) | Brand | 12 | 0 | $45,316 |
| Triumeq (Abacavir/Dolutegravir/Lamivudi) | Brand | 12 | 0 | $46,360 |
Frequently asked questions
What is Dr. Dunstan Mascarenhas's medical specialty?
Dr. Dunstan Mascarenhas practices Specialist in Southfield, MI.
Where does Dr. Dunstan Mascarenhas practice?
Dr. Dunstan Mascarenhas practices at 22301 Foster Winter Dr, Southfield, MI 480753707. Office phone: 2485520620.
What is Dr. Dunstan Mascarenhas's NPI?
Dr. Dunstan Mascarenhas's National Provider Identifier (NPI) is 1710904735, issued by NPPES.
Does Dr. Dunstan Mascarenhas accept Medicare assignment?
Yes. Dr. Dunstan Mascarenhas accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Dunstan Mascarenhas commonly perform?
Top Medicare-reported procedures in 2023: Subsequent hospital care with moderate levelof medical decision making (HCPCS 99232); Initial hospital care with moderate level of medical decision making (HCPCS 99223); Established patient office or other outpatient visit (HCPCS 99213). Source: CMS Medicare Physician & Other Practitioners file.