Sean Dennig, D.O.
NPI 1447690730 · Anesthesiology Physician · Bethesda, MD
Enrolled with Medicare as Practitioner - Anesthesiology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Sean Dennig, D.O. is a Anesthesiology Physician provider in Bethesda, MD (NPI 1447690730).
Provider details
- NPI number
- 1447690730
- Entity type
- Individual
- Primary specialty
- Anesthesiology PhysicianAllopathic & Osteopathic Physicians
- Credential
- D.O.
- Sex
- Male
- Sole proprietor
- No
- License
- D0093109 (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
12 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
- 2013-07-01
- Last updated
- 2024-01-16
- Certified
- 2024-01-16
Frequently asked questions
- What is Sean Dennig's NPI number?
- Sean Dennig's National Provider Identifier (NPI) is 1447690730, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Sean Dennig's specialty?
- Sean Dennig is listed in the NPPES registry with a primary specialty of Anesthesiology Physician (Allopathic & Osteopathic Physicians).
- Where is Sean Dennig located?
- Sean Dennig's practice location on file with NPPES is 8901 Wisconsin Ave, Bethesda, MD 20889-0004.
- What is Sean Dennig's phone number?
- The practice phone number listed in the NPPES registry for Sean Dennig is (301) 295-4455.
- Does Sean Dennig accept Medicare?
- Sean Dennig is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Sean Dennig's NPI active?
- Yes — Sean Dennig's NPI (1447690730) is active in the NPPES registry as of the last update on 2024-01-16.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.