Dan Iosifescu, MD
NPI 1831170687 · Psychiatry Physician · Boston, MA
Dan Iosifescu, MD is a Psychiatry Physician provider in Boston, MA (NPI 1831170687).
Provider details
- NPI number
- 1831170687
- Entity type
- Individual
- Primary specialty
- Psychiatry PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- License
- 158303 (MA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure33% of score
20 yrs in NPPES registry
- Profile completeness33% of score
100% of core fields populated
- Practice footprint20% of score
1 documented practice location
- Open Payments transparency13% of score
Has Open Payments disclosures (2024)
Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 15 distinct drugs on file.
| Drug | Part D claims (2024) |
|---|---|
| Pregabalin | 43 |
| Dextromethorphan Hbr/Bupropionbrand: Auvelity | 24 |
| Desvenlafaxine Succinatebrand: Desvenlafaxine Succinate Er | 19 |
| Lithium Carbonatebrand: Lithium Carbonate Er | 18 |
| Temazepam | 17 |
| Vortioxetine Hydrobromidebrand: Trintellix | 16 |
| Atorvastatin Calcium | 15 |
| Quetiapine Fumarate | 15 |
| Buprenorphine Hcl |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$7,431 across 8 records (Open Payments 2024)
Open Payments discloses payments and transfers of value (meals, travel, consulting, research, royalties) from drug and device makers to providers. This is a transparency signal, not a verdict — such payments are legal and common, and their presence is neither an endorsement nor a criticism. Source: CMS Open Payments, program year 2024.
Practice location
Mailing address
Registry dates
- Enumerated
- 2005-11-09
- Last updated
- 2007-07-08
Frequently asked questions
- What is Dan Iosifescu's NPI number?
- Dan Iosifescu's National Provider Identifier (NPI) is 1831170687, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Dan Iosifescu's specialty?
- Dan Iosifescu is listed in the NPPES registry with a primary specialty of Psychiatry Physician (Allopathic & Osteopathic Physicians).
- Where is Dan Iosifescu located?
- Dan Iosifescu's practice location on file with NPPES is 55 Fruit St, Boston, MA 02114-2696.
- What is Dan Iosifescu's phone number?
- The practice phone number listed in the NPPES registry for Dan Iosifescu is (617) 724-6300.
- Is Dan Iosifescu's NPI active?
- Yes — Dan Iosifescu's NPI (1831170687) is active in the NPPES registry as of the last update on 2007-07-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.