Doctor profile · Federal record

Dr. Cayla Williams, MD

Emergency Medicine Physician (CMS: Emergency Medicine) · Emergency Medicine Physician · Emergency Medicine Physician · Kalamazoo, MI

  • NPI 1184002727
  • Accepts Medicare
  • MIPS 94.9 / 100 · 2023
  • 11 yrs in practice
  • Licensed in 3 states
  • Female
  • Group practice
  • No sanctions

Practice & contact

Operates at 3 locations .

NPPES Updated May 11, 2026
Primary practice
1009 Coolidge Ave
Kalamazoo, MI 490062119
(864) 554-0258
Additional location
1 Medical Park Blvd
Bristol, TN 376207453
(423) 844-1121
fax (423) 844-4202
Additional location
130 W Ravine RD
Kingsport, TN 376603837
(423) 224-4000
Mailing address
200 Corporate Blvd
Lafayette, LA 705083870

Credentials & registration

NPPES · NUCC
NPI registered
May 2015 — 11 yrs on file
Profile last updated
January 31, 2023
Year of graduation
2015 — 11 yrs since
Specialty taxonomy
207P00000X — NUCC code
State licenses (3)
Virginia #0101273181 · Tennessee #63657 · Michigan #4301107291

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1184002727. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
599
Distinct HCPCS
4
Medicare allowed
$67,075
HCPCS Description Services Patients Avg allowed
99285 Emergency department visit with high level of medical decision making 222 215 $166
93010 Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only 176 165 $8
99284 Emergency department visit with moderate level of medical decision making 135 132 $114
99291 Critical care, first 30-74 minutes 66 65 $203

In context: peer comparison

Among 58 peers in Kalamazoo Emergency Medicine Physician, average services per provider: 92. This provider delivers 6.5× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
208
Patients
192
Total drug cost
$1,535
Drug Type Claims Patients Total cost
Ondansetron Odt (Ondansetron) Brand 37 32 $471
Prednisone Generic 33 33 $137
Cephalexin Generic 28 28 $215
Methylprednisolone Generic 18 18 $162
Tizanidine Hcl Generic 17 17 $63
Hydrocodone-Acetaminophen (Hydrocodone/Acetaminophen) Brand 16 16 $82
Doxycycline Hyclate Generic 14 14 $177
Ondansetron Hcl Generic 12 12 $55
Amoxicillin-Clavulanate Potass (Amoxicillin/Potassium Clav) Brand 11 11 $103
Cyclobenzaprine Hcl Generic 11 0 $32

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Cayla Williams's medical specialty?
Dr. Cayla Williams practices Emergency Medicine Physician in Kalamazoo, MI.
Where does Dr. Cayla Williams practice?
Dr. Cayla Williams practices at 1009 Coolidge Ave, Kalamazoo, MI 490062119. Office phone: 8645540258.
What is Dr. Cayla Williams's NPI?
Dr. Cayla Williams's National Provider Identifier (NPI) is 1184002727, issued by NPPES.
Does Dr. Cayla Williams accept Medicare assignment?
Yes. Dr. Cayla Williams accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Cayla Williams commonly perform?
Top Medicare-reported procedures in 2023: Emergency department visit with high level of medical decision making (HCPCS 99285); Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only (HCPCS 93010); Emergency department visit with moderate level of medical decision making (HCPCS 99284). Source: CMS Medicare Physician & Other Practitioners file.