Siamak Dahi, MD
NPI 1801185038 · Thoracic Surgery (Cardiothoracic Vascular Surgery) Physician · Baltimore, MD
Siamak Dahi, MD is a Thoracic Surgery (Cardiothoracic Vascular Surgery) Physician provider in Baltimore, MD (NPI 1801185038).
Provider details
- NPI number
- 1801185038
- Entity type
- Individual
- Primary specialty
- Thoracic Surgery (Cardiothoracic Vascular Surgery) PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- D89629 (MD)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
15 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
1 documented practice location
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.
Practice location
Mailing address
Registry dates
- Enumerated
- 2011-03-28
- Last updated
- 2021-04-08
- Certified
- 2021-04-08
Frequently asked questions
- What is Siamak Dahi's NPI number?
- Siamak Dahi's National Provider Identifier (NPI) is 1801185038, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Siamak Dahi's specialty?
- Siamak Dahi is listed in the NPPES registry with a primary specialty of Thoracic Surgery (Cardiothoracic Vascular Surgery) Physician (Allopathic & Osteopathic Physicians).
- Where is Siamak Dahi located?
- Siamak Dahi's practice location on file with NPPES is 22 S Greene St, Baltimore, MD 21201-1544.
- What is Siamak Dahi's phone number?
- The practice phone number listed in the NPPES registry for Siamak Dahi is (410) 328-5878.
- Is Siamak Dahi's NPI active?
- Yes — Siamak Dahi's NPI (1801185038) is active in the NPPES registry as of the last update on 2021-04-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.