Independent US Healthcare Provider Directory & Public Medical Database Patient Guides

Danielle Williams

Psychologist - Forensic • Napa, CA

Active NPI 1083304562 Individual Practitioner Female Practitioner Accepts Medicare assignment
Practice location in NPPES

2100 Napa Vallejo Hwy
Napa, CA 94558

Call 7072535000 Location details and other listings
Medical Disclaimer

This profile restates public CMS/NPPES data; T-MedInfo gives no medical advice — consult a licensed professional, and call 911 for emergencies.

Practice Location & Contact Primary Location

Practice Address

2100 Napa Vallejo Hwy

Napa, CA 94558

Telephone 7072535000
Organization at the Same NPPES Address or Phone
Department Of State Hospitals Facility NPI 1326098161

Matched by practice address or phone in NPPES. A shared address or phone does not confirm that this clinician works there.

Other Listings in Public Data

CMS Doctors and Clinicians lists 1 group name: Department Of State Hospitals. See the list

Source: CMS Doctors and Clinicians National Downloadable File, release date unavailable.

Listings do not confirm current availability, employment or a shared ownership network.

Medicare Profile & Education

Source: CMS Doctors and Clinicians National Downloadable File

Graduation Year

2011

Years since graduation

15 years (graduated 2011)

CMS Doctors and Clinicians data list 2011 as the year this clinician finished professional school.

What this does not show: Years since graduation

It is not the number of years in practice, and more years does not mean better care.

Source: CMS Doctors and Clinicians National Downloadable File.

NPI first issued

2023

The year this clinician's National Provider Identifier (NPI) was issued. An NPI is a unique 10-digit ID that US health care providers use for billing.

What this does not show: NPI first issued

NPIs have been issued only since 2005, so this year is not necessarily when the clinician started practicing.

Source: CMS NPPES NPI Registry.

Accepts Medicare assignment

CMS data list this clinician as accepting Medicare assignment. This means agreeing to take the Medicare-approved amount as full payment for covered services.

Medicare assignment applies to Original Medicare. It does not tell you whether the clinician is in a Medicare Advantage plan's network, accepts other insurance, or is taking new patients.

Source: CMS Doctors and Clinicians; Medicare.gov, “Does your provider accept Medicare as full payment?”

Guide: What Medicare assignment means

No telehealth indicator

CMS shows this indicator only when recent Medicare claims include telehealth services. The clinician may still offer telehealth; ask the office.

Source: CMS, Telehealth Indicator on Medicare Care Compare (fact sheet, January 2023); CMS Doctors and Clinicians.

Guide: How Medicare covers telehealth

Enrolled in Medicare (PECOS)

Danielle Williams has a Medicare enrollment record in PECOS, the CMS system clinicians use to enroll so they can bill Medicare or order services for people with Medicare.

It does not show whether the clinician accepts assignment, is in your plan's network, or is taking new patients.

Source: CMS Medicare Fee-For-Service Public Provider Enrollment (PECOS); CMS Order and Referring file.

Guide: What Medicare enrollment (PECOS) means

Can order Medicare-covered services

CMS lists Danielle Williams as eligible to order or refer Medicare Part B clinical laboratory and imaging services and durable medical equipment (DME) for people with Medicare.

What this does not show: Can order Medicare-covered services

It does not mean the clinician offers these services directly.

Source: CMS Medicare Fee-For-Service Public Provider Enrollment (PECOS); CMS Order and Referring file.

Guide: What ordering and referring status means

Compared with the same specialty in Napa and California

6 active clinicians are listed under Psychologist - Forensic with a practice address in Napa, CA (257 in California).

Addresses are self-reported to NPPES and may be out of date.

Sources: CMS Doctors and Clinicians, CMS NPPES NPI Registry. Specialty names follow the NUCC Health Care Provider Taxonomy.

Text: T-MedInfo · Report an error.

Specialties & License Numbers Reported to NPPES

Self-certified to NPPES: 2023-05-09
Psychologist - Forensic Primary Specialty

NUCC Taxonomy Code: 103TF0200X

License # reported to NPPES CA PSY34046

A psychologist whose specialty is characterized by activities primarily intended to provide professional psychological expertise within the judicial and legal systems.

Check License Status with the State Board License numbers are self-reported to NPPES; T-MedInfo does not confirm them against state records. Current status: Medical Board of California.
Look Up on State Board Site

Medicare (PECOS) Enrollment & Ordering Eligibility

Source: CMS PECOS
Medicare FFS Enrollment Status Medicare Enrollment on File
CMS Provider Specialty

PRACTITIONER - CLINICAL PSYCHOLOGIST

Medicare Enrollment ID

I20230914002076

Enrollment State Jurisdiction

CA

PECOS Control ID

3678937216

Medicare Order & Referring Eligibility
Clinical Lab & Imaging (Part B) Eligible
Durable Medical Equipment (DME) Eligible
Home Health Agency (HHA) Not Eligible
Power Mobility Devices (PMD) Not Eligible

Sources: CMS Provider Enrollment and Order and Referring. Medicare enrollment is a billing status, not an accreditation or quality rating.

Medicare Group Practice Enrollments

Source: CMS Doctors and Clinicians National Downloadable File

Department Of State Hospitals

2100 Napa Vallejo Hwy, Napa, CA 945586234

Phone: 9166518811

Clinicians Sharing This Practice Address or Phone

Clinicians sharing this NPPES address, phone or fax; a shared contact does not mean they work together.

16 listed
NPI 1104350651

Doctor of Optometry

Dr. Mamuna Ahmad , MD

Psychiatry & Neurology - Psychiatry

NPI 1124405162

Doctor of Medicine (M.D.)

Dr. Ali Akhavan , MD

Internal Medicine

NPI 1013943174

Doctor of Medicine (M.D.)

Dr. Austin Blum , MD, JD

Psychiatry & Neurology - Psychiatry

NPI 1235623521

Doctor of Medicine (M.D.), JD

Dr. Emmanuel Cepe , MD

Family Medicine

NPI 1063526812

Doctor of Medicine (M.D.)

Dr. Lilian Dalida , MD

Psychiatry & Neurology - Psychiatry

NPI 1235181637

Doctor of Medicine (M.D.)

Career & Practice History

NPI enumerated May 09, 2023.

No changes to the name, practice address, taxonomy or NPI status in this record have been observed in the monthly NPPES data files from June 2023 to August 2026.

No reviews have been published yet. Leave a review.

NPI Administrative Meta

NPI Number: 1083304562
Entity Type:
Individual Provider Physician, Nurse Practitioner, or Solo Healthcare Professional (Type 1 NPI)
Enumeration Date: May 09, 2023
Last Update: May 09, 2023
Sole Proprietor: No

Mailing Address

2100 Napa Vallejo Hwy

Napa, CA 94558

About This Data NPPES fields (address, phone, specialty, license) are self-reported and may be outdated; Medicare fields follow the CMS dataset named in each section. Correct directly at NPPES.