Dennis Costakos, MD
NPI 1588654081 · Neonatal-Perinatal Medicine Physician · La Crosse, WI
Enrolled with Medicare as Practitioner - Pediatric Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Dennis Costakos, MD is a Neonatal-Perinatal Medicine Physician provider in La Crosse, WI (NPI 1588654081).
Provider details
- NPI number
- 1588654081
- Entity type
- Individual
- Primary specialty
- Neonatal-Perinatal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- 30281 (WI)
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
20 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
- 2005-10-26
- Last updated
- 2021-09-01
- Certified
- 2021-09-01
Frequently asked questions
- What is Dennis Costakos's NPI number?
- Dennis Costakos's National Provider Identifier (NPI) is 1588654081, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Dennis Costakos's specialty?
- Dennis Costakos is listed in the NPPES registry with a primary specialty of Neonatal-Perinatal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Dennis Costakos located?
- Dennis Costakos's practice location on file with NPPES is 700 West Ave S, La Crosse, WI 54601-4783.
- What is Dennis Costakos's phone number?
- The practice phone number listed in the NPPES registry for Dennis Costakos is (608) 785-0940.
- Does Dennis Costakos accept Medicare?
- Dennis Costakos is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Dennis Costakos's NPI active?
- Yes — Dennis Costakos's NPI (1588654081) is active in the NPPES registry as of the last update on 2021-09-01.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.