Doctor profile · Federal record

Dr. Chrystal Williams-Davis, FNP-BC

Family Nurse Practitioner (CMS: Nurse Practitioner) · Family Nurse Practitioner · Byhalia, MS

  • NPI 1700274016
  • Accepts Medicare
  • 12 yrs in practice
  • Licensed in 2 states
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
12 E Brunswick St
Byhalia, MS 38611
(901) 728-5858
fax (901) 531-6312
Mailing address
P.O. Box 698
Byhalia, MS 38611

Credentials & registration

NPPES · NUCC
NPI registered
January 2015 — 11 yrs on file
Profile last updated
February 19, 2016
Year of graduation
2014 — 12 yrs since
Specialty taxonomy
363LF0000X — NUCC code
State licenses (2)
Mississippi #R872057 · Tennessee #19413

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1700274016. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
43
Distinct HCPCS
2
Medicare allowed
$128
HCPCS Description Services Patients Avg allowed
81003 Automated urinalysis test 24 21 $2
81000 Manual urinalysis test with examination using microscope, non-automated 19 18 $4

In context: peer comparison

Among 4 peers in this city , average services per provider: 34. This provider delivers 1.3× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$126
Transactions
8
Manufacturers
5
Payer (manufacturer) Industry Txns Amount
Abbott Laboratories 4 $57.81
AstraZeneca Pharmaceuticals LP 1 $20.99
Boehringer Ingelheim Pharmaceuticals, Inc. 1 $18.61
Lilly USA, LLC 1 $15.18
Exact Sciences Corporation 1 $13.77

By nature of payment

Food and Beverage
$126

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
1,615
Patients
494
Total drug cost
$78,155
Drug Type Claims Patients Total cost
Amlodipine Besylate Generic 341 103 $2,744
Atorvastatin Calcium Generic 221 77 $3,050
Lisinopril Generic 129 34 $1,281
Metformin Hcl Generic 114 34 $1,040
Hydrochlorothiazide Generic 93 24 $365
Losartan Potassium Generic 89 28 $1,197
Omeprazole Generic 85 31 $1,337
Meloxicam Generic 77 28 $469
Simvastatin Generic 76 22 $1,004
Albuterol Sulfate Hfa (Albuterol Sulfate) Brand 72 26 $1,898

Frequently asked questions

Auto-generated from federal data
What is Dr. Chrystal Williams-Davis's medical specialty?
Dr. Chrystal Williams-Davis practices Family Nurse Practitioner in Byhalia, MS.
Where does Dr. Chrystal Williams-Davis practice?
Dr. Chrystal Williams-Davis practices at 12 E Brunswick St, Byhalia, MS 38611. Office phone: 9017285858.
What is Dr. Chrystal Williams-Davis's NPI?
Dr. Chrystal Williams-Davis's National Provider Identifier (NPI) is 1700274016, issued by NPPES.
Does Dr. Chrystal Williams-Davis accept Medicare assignment?
Yes. Dr. Chrystal Williams-Davis accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Chrystal Williams-Davis commonly perform?
Top Medicare-reported procedures in 2023: Automated urinalysis test (HCPCS 81003); Manual urinalysis test with examination using microscope, non-automated (HCPCS 81000). Source: CMS Medicare Physician & Other Practitioners file.