Cassandra Oberndorf, DO
NPI 1396324661 · Pediatrics Physician · Grand Rapids, MI
Enrolled with Medicare as Practitioner - Pediatric Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Cassandra Oberndorf, DO is a Pediatrics Physician provider in Grand Rapids, MI (NPI 1396324661).
Provider details
- NPI number
- 1396324661
- Entity type
- Individual
- Primary specialty
- Pediatrics PhysicianAllopathic & Osteopathic Physicians
- Credential
- DO
- Sex
- Female
- Sole proprietor
- No
- License
- 5151015005 (MI)
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
5 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
- 2021-04-05
- Last updated
- 2024-07-15
- Certified
- 2024-07-15
Frequently asked questions
- What is Cassandra Oberndorf's NPI number?
- Cassandra Oberndorf's National Provider Identifier (NPI) is 1396324661, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Cassandra Oberndorf's specialty?
- Cassandra Oberndorf is listed in the NPPES registry with a primary specialty of Pediatrics Physician (Allopathic & Osteopathic Physicians).
- Where is Cassandra Oberndorf located?
- Cassandra Oberndorf's practice location on file with NPPES is 100 Michigan St Ne Rm 280, Grand Rapids, MI 49503-2560.
- What is Cassandra Oberndorf's phone number?
- The practice phone number listed in the NPPES registry for Cassandra Oberndorf is (616) 267-0118.
- Does Cassandra Oberndorf accept Medicare?
- Cassandra Oberndorf is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Cassandra Oberndorf's NPI active?
- Yes — Cassandra Oberndorf's NPI (1396324661) is active in the NPPES registry as of the last update on 2024-07-15.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.