Michael Firstenberg, MD
NPI 1912961749 · Thoracic Surgery (Cardiothoracic Vascular Surgery) Physician · Aurora, CO
Enrolled with Medicare as Practitioner - Thoracic Surgery · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Michael Firstenberg, MD is a Thoracic Surgery (Cardiothoracic Vascular Surgery) Physician provider in Aurora, CO (NPI 1912961749).
Provider details
- NPI number
- 1912961749
- Entity type
- Individual
- Primary specialty
- Thoracic Surgery (Cardiothoracic Vascular Surgery) PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- 35074025 (OH)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
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
3 documented practice locations
- 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.
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$1,975 across 24 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
Additional practice locations (2)
- 1055 N Curtis RdBoise, ID 83706-1309Phone: (208) 302-0130Fax: (208) 302-0135
- 7190 S Cimarron RdLas Vegas, NV 89113-2171Phone: (702) 675-3240Fax: (702) 982-6347
Registry dates
- Enumerated
- 2006-04-17
- Last updated
- 2025-07-08
- Certified
- 2025-07-08
Frequently asked questions
- What is Michael Firstenberg's NPI number?
- Michael Firstenberg's National Provider Identifier (NPI) is 1912961749, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Michael Firstenberg's specialty?
- Michael Firstenberg is listed in the NPPES registry with a primary specialty of Thoracic Surgery (Cardiothoracic Vascular Surgery) Physician (Allopathic & Osteopathic Physicians).
- Where is Michael Firstenberg located?
- Michael Firstenberg's practice location on file with NPPES is 1444 S Potomac St Ste 200, Aurora, CO 80012-4509.
- What is Michael Firstenberg's phone number?
- The practice phone number listed in the NPPES registry for Michael Firstenberg is (303) 226-4650.
- Does Michael Firstenberg accept Medicare?
- Michael Firstenberg is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Michael Firstenberg's NPI active?
- Yes — Michael Firstenberg's NPI (1912961749) is active in the NPPES registry as of the last update on 2025-07-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.