Doctor profile · Federal record
Dr. Isha Tiernan, M.D.
Dermatology Physician (CMS: Dermatology) · Dermatology Physician · Internal Medicine Physician · Boston, MA
- NPI 1164804928
- Accepts Medicare
- 11 yrs in practice
- Licensed in 2 states
- Female
- Solo practice
- No sanctions
Practice & contact
- Primary practice
-
Tufts Medical Center, 800 Washington Street
Boston, MA 02111
(617) 636-5000 - Mailing address
-
19 Castle RD
Northborough, MA 015321248
Credentials & registration
- NPI registered
- June 2015 — 11 yrs on file
- Profile last updated
- September 16, 2019
- Year of graduation
- 2015 — 11 yrs since
- Specialty taxonomy
- 207N00000X — NUCC code
- State licenses (3)
- Massachusetts #279368 · Rhode Island #LP03600 · Massachusetts #264495
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1164804928. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
837
Distinct HCPCS
10
Medicare allowed
$51,199
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
17003 |
Destruction of precancer skin growth, 2-14 growths | 164 | 36 | $8 | |
17003 |
Destruction of precancer skin growth, 2-14 growths | 133 | 34 | $2 | |
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 86 | 69 | $100 | |
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 84 | 67 | $71 | |
17000 |
Destruction of precancer skin growth, 1 growth | 57 | 43 | $68 | |
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 57 | 50 | $104 | |
17000 |
Destruction of precancer skin growth, 1 growth | 55 | 43 | $56 | |
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 43 | 36 | $141 | |
99203 |
New patient office or other outpatient visit, 30-44 minutes | 33 | 33 | $124 | |
11102 |
Biopsy of related skin growth, first growth | 32 | 27 | $120 |
In context: peer comparison
Among 69 peers in Boston Dermatology Physician, average services per provider: 115. This provider delivers 7.3× the peer median.Medicare Part D · 2023
Top prescriptions
Total claims
185
Patients
56
Total drug cost
$287,833
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Ketoconazole | Generic | 27 | 13 | $742 |
| Triamcinolone Acetonide | Generic | 27 | 17 | $411 |
| Hydrocortisone | Generic | 25 | 15 | $128 |
| Cosentyx Sensoready (2 Pens) (Secukinumab) | Brand | 16 | 0 | $125,812 |
| Dupixent Pen (Dupilumab) | Brand | 14 | 0 | $56,019 |
| Dupixent Syringe (Dupilumab) | Brand | 14 | 0 | $99,371 |
| Tacrolimus | Generic | 14 | 0 | $3,459 |
| Mometasone Furoate | Generic | 13 | 11 | $276 |
| Betamethasone Diprop Augmented (Betamethasone/Propylene Glyc) | Brand | 12 | 0 | $920 |
| Mupirocin | Generic | 12 | 0 | $93 |
Hospital affiliations
Frequently asked questions
What is Dr. Isha Tiernan's medical specialty?
Dr. Isha Tiernan practices Dermatology Physician in Boston, MA.
Where does Dr. Isha Tiernan practice?
Dr. Isha Tiernan practices at Tufts Medical Center, Boston, MA 02111. Office phone: 6176365000.
What is Dr. Isha Tiernan's NPI?
Dr. Isha Tiernan's National Provider Identifier (NPI) is 1164804928, issued by NPPES.
Does Dr. Isha Tiernan accept Medicare assignment?
Yes. Dr. Isha Tiernan accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Isha Tiernan commonly perform?
Top Medicare-reported procedures in 2023: Destruction of precancer skin growth, 2-14 growths (HCPCS 17003); Destruction of precancer skin growth, 2-14 growths (HCPCS 17003); Established patient office or other outpatient visit (HCPCS 99213). Source: CMS Medicare Physician & Other Practitioners file.