Cassidy Masserant
NPI 1336802933 · Physician Assistant · Ann Arbor, MI
Enrolled with Medicare as Practitioner - Physician Assistant · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Cassidy Masserant is a Physician Assistant provider in Ann Arbor, MI (NPI 1336802933).
Provider details
- NPI number
- 1336802933
- Entity type
- Individual
- Primary specialty
- Physician AssistantPhysician Assistants & Advanced Practice Nursing Providers
- Sex
- Female
- Sole proprietor
- No
- License
- 5601011255 (MI)
Specialties & taxonomies
Physician Assistants & Advanced Practice Nursing Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
4 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
- 2021-10-20
- Last updated
- 2022-10-06
- Certified
- 2022-10-06
Frequently asked questions
- What is Cassidy Masserant's NPI number?
- Cassidy Masserant's National Provider Identifier (NPI) is 1336802933, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Cassidy Masserant's specialty?
- Cassidy Masserant is listed in the NPPES registry with a primary specialty of Physician Assistant (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Cassidy Masserant located?
- Cassidy Masserant's practice location on file with NPPES is 1500 E Medical Center Dr, Ann Arbor, MI 48109-5000.
- What is Cassidy Masserant's phone number?
- The practice phone number listed in the NPPES registry for Cassidy Masserant is (734) 936-4000.
- Does Cassidy Masserant accept Medicare?
- Cassidy Masserant is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Cassidy Masserant's NPI active?
- Yes — Cassidy Masserant's NPI (1336802933) is active in the NPPES registry as of the last update on 2022-10-06.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.