Cassandra Gessling, MD
NPI 1891236394 · Pediatric Endocrinology Physician · Bethesda, MD
Enrolled with Medicare as Order and Referring Only - Pediatric Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Cassandra Gessling, MD is a Pediatric Endocrinology Physician provider in Bethesda, MD (NPI 1891236394).
Provider details
- NPI number
- 1891236394
- Entity type
- Individual
- Primary specialty
- Pediatric Endocrinology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Female
- Sole proprietor
- No
- License
- 0101265169 (VA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
9 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
- 2017-03-16
- Last updated
- 2024-05-28
- Certified
- 2024-05-28
Frequently asked questions
- What is Cassandra Gessling's NPI number?
- Cassandra Gessling's National Provider Identifier (NPI) is 1891236394, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Cassandra Gessling's specialty?
- Cassandra Gessling is listed in the NPPES registry with a primary specialty of Pediatric Endocrinology Physician (Allopathic & Osteopathic Physicians).
- Where is Cassandra Gessling located?
- Cassandra Gessling's practice location on file with NPPES is 8901 Rockville Pike, Bethesda, MD 20889-5191.
- What is Cassandra Gessling's phone number?
- The practice phone number listed in the NPPES registry for Cassandra Gessling is (301) 295-4000.
- Does Cassandra Gessling accept Medicare?
- Cassandra Gessling is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Cassandra Gessling's NPI active?
- Yes — Cassandra Gessling's NPI (1891236394) is active in the NPPES registry as of the last update on 2024-05-28.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.