Provider Profile
William Clark is a physician assistant — medical based in Prescott, AZ. Medicare claims data shows William provided 289 services to 287 patients. The services billed most often include emergency department visit with moderate level of medical decision making, emergency department visit with high level of medical decision making, and routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only.
Summarised automatically from public NPI registry and CMS Medicare data. Not written or reviewed by this provider. Claim this profile to replace it.
Source: NPPES NPI Registry
1042 WILLOW CREEK RD
Prescott, AZ 86301
Within Physician Assistant - Medical generally. Availability varies by clinician, training and location — this profile has not been claimed, so nothing here is a personal claim by the provider.
Most searched conditions
Allergies
Blood
Bone and joint
Digestive
Digestive health
Ear, Nose & Throat
Endocrine
Eye Care
Foot and ankle
General Health
Hair and scalp
Headache and brain
Heart & Circulation
Hormones
Infections
Injury
Men's Health
Mental Health
Metabolic
Nerve conditions
Neurology
Pain
Respiratory
Sexual Health
Skin
Skin cancer
Skin conditions
Sleep
Women's Health
Most searched procedures
Allergies
Counseling
Dermatology
Diagnostic Tests
Ear, Nose & Throat
Evaluations
Exams
General Care
Heart & Circulation
Heart health
Hormones
Injections
Injury Care
Lab tests
Mental Health
Metabolic
Minor surgery
Minor Surgery
Pain Management
Prevention
Respiratory
Screening
Skin procedures
Treatments
Virtual care
Women's Health
Women's health
289 services · 287 patients · 5 distinct codes
| Procedure | Type | Code | Services |
|---|---|---|---|
| Simple repair of surface wound of scalp, neck, underarms, trunk, arms, or legs, 2.6-7.5 cm | Procedure | 12002 |
12 |
| Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only | Treatment | 93010 |
51 |
| Emergency department visit with moderate level of medical decision making | Office visit | 99284 |
130 |
| Emergency department visit with high level of medical decision making | Office visit | 99285 |
54 |
| Emergency department visit with low level of medical decision making | Office visit | 99283 |
42 |
Source: CMS Medicare public data. Shows how often procedures were billed — not quality of care or patient satisfaction.
William Clark is a physician assistant in Prescott, AZ. That is the designation recorded for this NPI in the federal registry, where it is listed as “Physician Assistant — Medical”.
NPI registry
William Clark is listed at 1042 Willow Creek Rd, Prescott, AZ 86301. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
The number on file is (928) 379-0838. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
William Clark's National Provider Identifier is 1184362659. It is issued by the Centers for Medicare & Medicaid Services and is unique and permanent — it does not change if they move practice.
NPI registry
William Clark has 4+ years experience. Registered with an NPI since 2022. National Provider Identifiers only began in 2005, so a provider who qualified earlier may have practiced for longer than this.
NPI registry
According to Medicare billing data, William Clark performs procedures including simple repair of surface wound of scalp, neck, underarms, trunk, arms, or legs, 2.6-7.5 cm; provides treatments such as routine electrocardiogram using at least 12 leads with interpretation and report only, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Not yet. This profile is built from public federal data and has not been confirmed by William Clark. If this is you, claiming it is free.
Guide.md
Provider data sourced from the NPPES NPI Registry and CMS public datasets. Information is provided for reference and is not medical advice.