Crystal Williams
Psychiatric/Mental Health Nurse Practitioner · Columbia, MD
Crystal Williams is a psychiatric/mental health nurse practitioner with a practice address in Columbia, Maryland, and NPI 1477026045, issued on Jan 7, 2019. Check the license (Maryland R234872, as entered in NPPES) with the Maryland board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Crystal Williams
- Primary taxonomy
- Psychiatric/Mental Health Nurse Practitioner 363LP0808X
- License number
- R234872 MD
Self-reported in NPPES; status is on the state search - Practice location
- 8890 Mcgaw RD Ste 350-360, Columbia, MD 21045
- Phone
- (301) 317-6575
- Enumerated
- Jan 7, 2019
- Record last updated
- Jun 2, 2026
- Entity
- Type 1 · individual
8 nearest psychiatric/mental health nurse practitioner records → All 2,373 in Maryland → Look up another NPI →
Also registered at 8890 Mcgaw RD Ste 350-360
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Rutvi Patel, CRNP-PMHPsychiatric/Mental Health Nurse Practitioner1669264040
- Ashleigh ShugarsPsychiatric/Mental Health Nurse Practitioner1063237626
- Elshaday Teferi, NPPsychiatric/Mental Health Nurse Practitioner1689215527
Verify Crystal Williams in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Maryland board licenses this profession
Search for license R234872Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
54% fewer Medicare Part D claims than the average psychiatric/mental health nurse practitioner in 2024
416 Medicare Part D claims for 219 beneficiaries, against an average of 906 among the 30,717 providers of this specialty who prescribed in Part D. Brand-name drugs were 9% of claims. 90 claims were for opioids.
Most prescribed
- Oxycodone Hcl67 claims
- Cyclobenzaprine Hcl42 claims
- Amoxicillin-Clavulanate Potass27 claims
- Gabapentin23 claims
- Prednisone15 claims
- Tramadol Hcl12 claims
Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.
Industry payments in 2024: $39.29
2 payments; by number, the most common kind was food and beverage; the largest payer was Neos Therapeutics, LP. The 23,362 providers of this specialty with any payment received $1,027.77 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.
Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.
Crystal Williams among 2,373 psychiatric/mental health nurse practitioner records in Maryland
Crystal Williams is one of 2,373 psychiatric/mental health nurse practitioner records with a practice address in Maryland. 71% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2019, is newer than 33% of them.
- NPI issued2019 · 33% of these records are older, 61% newer
- In a Medicare fileYes · 71% of these records are
- In the CMS Doctors and Clinicians fileNo · 60% of these records are
- Record last updated2026 · 19% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363LP0808X and a Maryland practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
102 psychiatric/mental health nurse practitioner records list a practice address in Columbia
They are 102 of the 6,690 NPPES records with a practice address in Columbia, and 2,373 psychiatric/mental health nurse practitioner records in Maryland.
All 2,373 in Maryland → Every provider in Columbia → Psychiatric/Mental Health Nurse Practitioner nationwide →
The 8 psychiatric/mental health nurse practitioner records with the nearest ZIP codes
- Naier Anhary, PMHNPColumbia, MD 210451689629552
- Katia Coley, NP-CColumbia, MD 210451770982241
- Benjamin Dahunsi, PMHNPColumbia, MD 210451225535206
- Veronica Kwegyir-Afful, NPColumbia, MD 210451689109795
- Elizabeth Noyes, PMHNP-BCColumbia, MD 210451639562317
- Favour OfoegbuColumbia, MD 210451891036604
- Olufunke Okegbenro, RN, CRNPColumbia, MD 210451174881411
- Felease Reed, CRNP-PMHColumbia, MD 210451417118795
Common questions
What is Crystal Williams's NPI number?
Crystal Williams's National Provider Identifier (NPI) is 1477026045, issued on Jan 7, 2019. An NPI identifies a provider in billing; it is not a license.
Where is Crystal Williams located?
The NPPES record lists a practice address at 8890 Mcgaw RD Ste 350-360, Columbia, MD, 21045. Phone: (301) 317-6575. Providers update this record themselves, so call before visiting.
How can I verify Crystal Williams's license?
NPPES lists Maryland license number R234872, as entered by the provider. Search the Maryland board that licenses this profession; the NPPES record confirms identity only.
How much does Crystal Williams prescribe under Medicare Part D?
In 2024, Crystal Williams had 416 Medicare Part D claims for 219 beneficiaries; the average among psychiatric/mental health nurse practitioner prescribers was 906. Part D covers Medicare prescriptions only.
Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.
Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.