Crystal Williams, PMHNP
NPI 1659069102 · Psychiatric/Mental Health Nurse Practitioner · Mobile, AL
Enrolled with Medicare as Practitioner - Nurse Practitioner · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Crystal Williams, PMHNP is a Psychiatric/Mental Health Nurse Practitioner provider in Mobile, AL (NPI 1659069102).
Provider details
- NPI number
- 1659069102
- Entity type
- Individual
- Primary specialty
- Psychiatric/Mental Health Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- PMHNP
- Sex
- Female
- Sole proprietor
- No
- License
- 1-147351 (AL)
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 tenure33% of score
3 yrs in NPPES registry
- Profile completeness33% of score
100% of core fields populated
- Practice footprint20% of score
1 documented practice location
- Open Payments transparency13% of score
Has Open Payments disclosures (2024)
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.
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$362 across 18 records (Open Payments 2024)
Open Payments discloses payments and transfers of value (meals, travel, consulting, research, royalties) from drug and device makers to providers. This is a transparency signal, not a verdict — such payments are legal and common, and their presence is neither an endorsement nor a criticism. Source: CMS Open Payments, program year 2024.
Practice location
Mailing address
Registry dates
- Enumerated
- 2023-04-24
- Last updated
- 2023-04-24
- Certified
- 2023-04-24
Frequently asked questions
- What is Crystal Williams's NPI number?
- Crystal Williams's National Provider Identifier (NPI) is 1659069102, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Crystal Williams's specialty?
- Crystal Williams is listed in the NPPES registry with a primary specialty of Psychiatric/Mental Health Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Crystal Williams located?
- Crystal Williams's practice location on file with NPPES is 2401 Gordon Smith Dr, Mobile, AL 36617-2318.
- What is Crystal Williams's phone number?
- The practice phone number listed in the NPPES registry for Crystal Williams is (251) 662-8000.
- Does Crystal Williams accept Medicare?
- Crystal Williams is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Crystal Williams's NPI active?
- Yes — Crystal Williams's NPI (1659069102) is active in the NPPES registry as of the last update on 2023-04-24.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.