Crystal David-Muhammad
NPI 1720923733 · Psychiatric/Mental Health Registered Nurse · New York, NY
Crystal David-Muhammad is a Psychiatric/Mental Health Registered Nurse provider in New York, NY (NPI 1720923733).
Provider details
- NPI number
- 1720923733
- Entity type
- Individual
- Primary specialty
- Psychiatric/Mental Health Registered NurseNursing Service Providers
- Sex
- Female
- Sole proprietor
- Yes
- License
- 863862 (NY)
Specialties & taxonomies
Nursing Service Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
Under 1 yr in 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
- 2026-04-23
- Last updated
- 2026-04-23
- Certified
- 2026-04-23
Frequently asked questions
- What is Crystal David-Muhammad's NPI number?
- Crystal David-Muhammad's National Provider Identifier (NPI) is 1720923733, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Crystal David-Muhammad's specialty?
- Crystal David-Muhammad is listed in the NPPES registry with a primary specialty of Psychiatric/Mental Health Registered Nurse (Nursing Service Providers).
- Where is Crystal David-Muhammad located?
- Crystal David-Muhammad's practice location on file with NPPES is 1051 Riverside Dr, New York, NY 10032-1007.
- What is Crystal David-Muhammad's phone number?
- The practice phone number listed in the NPPES registry for Crystal David-Muhammad is (646) 774-7853.
- Is Crystal David-Muhammad's NPI active?
- Yes — Crystal David-Muhammad's NPI (1720923733) is active in the NPPES registry as of the last update on 2026-04-23.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.