WILLIAM PHILLIP WHITLOCK
NPI 1144865551
Physician Assistant in Austin, TX

NPI Status: Active since November 08, 2019

Contact Information

2217 PARK BEND DR
AUSTIN, TX
ZIP 78758
Phone: (512) 730-0000

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  • Individual
  • Male
  • Years of Experience 8
  • Physician Assistant
  • Accepts Medicare Approved Payment
  • PECOS Enrolled

About WILLIAM WHITLOCK

This page provides the complete NPI Profile along with additional information for William Whitlock, a primary care provider established in Austin, Texas with a medical specialization in Physician Assistant and more than 8 years of experience. The healthcare provider is registered in the NPI registry with number 1144865551 assigned on November 2019. The practitioner's primary taxonomy code is 363A00000X. The provider is registered as an individual and his NPI record was last updated May 2026.

NPI
1144865551
Provider Name
WILLIAM PHILLIP WHITLOCK
Gender
Male
Entity Type
Individual
Location Address
2217 PARK BEND DR AUSTIN, TX 78758
Location Phone
(512) 730-0000
Mailing Address
2217 PARK BEND DR AUSTIN, TX 78758
Medical School Name
OTHER
Graduation Year
2019
Is Sole Proprietor?
Yes
Enumeration Date
11-08-2019
Last Update Date
05-06-2026
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A primary care provider (PCP) like William Whitlock sees people with common medical problems. The primary care provider might be a doctor, physician assistant, nurse practitioner or clinic that are usually involved in your long-term care. A PCP might provide preventive care, treat common medical conditions, identify urgent medical problems and refer you to specialists when necessary. Primary care is usually provided in an outpatient facility but if you are admitted to a hospital your PCP may assist in your care. The most common medical conditions seen by primary care providers are: hypertension, upper respiratory tract infections, depression or anxiety, back pain, arthritis, dermatitis, diabetes, urinary tract infections, etc

Location Map

Secondary Locations

  • 6325 Oak Valley Dr
    Cumming, GA 30040
    (919) 599-3277

Specialty - Primary Taxonomy

The NPI enumerator requires providers to submit at least one taxonomy code. A taxonomy code is a unique 10-character code that describes the healthcare provider type, classification, and the area of specialization. There could be only one primary taxonomy code per NPI record. For individual NPIs the license data is associated to the taxonomy code.

Classification

Physician Assistant

Taxonomy Code
363A00000X
Type
Physician Assistants & Advanced Practice Nursing Providers
Taxonomy Description
A physician assistant is a person who has successfully completed an accredited education program for physician assistant, is licensed by the state and is practicing within the scope of that license. Physician assistants are formally trained to perform many of the routine, time-consuming tasks a physician can do. In some states, they may prescribe medications. They take medical histories, perform physical exams, order lab tests and x-rays, and give inoculations. Most states require that they work under the supervision of a physician.

Medicare Participation & PECOS Enrollment Status

William Whitlock is registered with Medicare and accepts claims assignment, this means the provider accepts the approved amount for the cost of rendered services as full payment. Participating providers may not charge beneficiaries more than the approved amount for their services. Please keep in mind that beneficiaries still have to pay a coinsurance or copayment amount for a visit or service.

William Whitlock is enrolled in PECOS and is eligible to order or refer health care services for Medicare patients. The provider is eligible to order or refer: Part B Clinical Laboratory and Imaging, Durable Medical Equipment (DME), a Home Health Agency (HHA) and Power Mobility Devices.

What is PECOS?
PECOS is the online Medicare enrollment management system or Provider, Enrollment, Chain and Ownership System. The PECOS system is a database of providers who have registered with CMS as providers or suppliers. PECOS is the primary source of information about verified Medicare professionals. Providers that want to participate in this program need to enroll in PECOS with their NPI number to avoid denied claims.

  • Is the provider registered in PECOS? Yes

  • PECOS PAC ID: 941631287

    What is the PECOS Associate Control ID?
    A PAC ID is a unique 10-digit number assigned to an individual or organization healthcare provider in PECOS. The PAC ID is used to link together all the provider information, like tax identification numbers and organizational names. A PAC ID can be connected to multiple Enrollment IDs if an individual or organization has enrolled in PECOS more than once.

  • PECOS Enrollment ID: I20200520002845, I20251013003849

    What is the Provider Enrollment ID?
    The Enrollment ID is a unique alphanumeric 15-digit code assigned to each new provider's PECOS enrollment application. The Enrollment ID is used to link together all the provider enrollment information like enrollment type, state, provider specialty, and reassignment of benefits.

  • Accepts Medicare Assignment? Yes

    What does it mean "accepts medicare assignment"?
    When a provider accepts Medicare assignment, the provider agrees to be paid directly by Medicare and to accept the payment amount approved by Medicare. Additionally, the provider agrees to not bill patients for more than the Medicare deductible and coinsurance amounts.
    A provider who doesn't accept assignment may charge you up to 15% over the Medicare-approved amount. This is known as the limiting charge. You may have to pay this amount, or it may be covered by another insurer.

  • Eligible to Order or Refer Part B Clinical Laboratory and Imaging: Yes

  • Eligible to Order or Refer Durable Medical Equipment (DMEPOS): Yes

  • Eligible to Order or Refer a Home Health Agency (HHA): Yes

  • Eligible to Order or Refer Power Mobility Devices: Yes

Provider Referred Orders for Durable Medical Equipment, Devices & Supplies

The following list reflects the services, supplies or durable medical equipment ordered by this provider to a DME supplier on behalf of patients. The information below is derived from Medicare claims data and reflects the BETOS category, HCPCS code information and the number times each service was submitted under the Medicare fee-for-service program.

Durable Medical Equipment

  • DME-Hospital Beds (DB000N)

    Hospital bed, semi-electric (head and foot adjustment), with any type side rails, with mattress (HCPCS:E0260)

    1 DME suppliers used 11 Medicare Claims 11 Services Paid

Areas of Expertise

The following services and procedures, recently provided to Medicare patients, illustrate the range of care this provider offers. This list reflects the variety of services available to all patients visiting the practice and is based on 2022 Medicare dataset. In general, the more frequently a provider treats specific conditions or performs particular procedures, the more experienced they become in addressing similar patient needs. The provider has delivered many of the services listed below to Medicare patients. Please note that this list does not include services provided to patients who are not covered by Medicare.

Electronic analysis of implanted brain, spinal cord, or peripheral neurostimulator generator with brain stimulator programming, each additional 15 minutes with qualified health professional

This procedure involves the evaluation of implanted neurostimulators in the brain, spinal cord, or peripheral nerves. It includes programming adjustments to optimize its function. A qualified health professional performs this every additional 15 minutes to ensure proper functioning.

This service was performed 131 times for 18 patients

Electronic analysis of implanted brain, spinal cord, or peripheral neurostimulator generator with brain stimulator programming, first 15 minutes with qualified health professional

This procedure involves a medical professional using electronic equipment to analyze and adjust your implanted neurostimulator, which helps manage nerve activity in your brain, spinal cord, or peripheral nerves. The process typically takes 15 minutes.

This service was performed 49 times for 20 patients

Established patient office or other outpatient visit, 30-39 minutes

This is a routine check-up for patients who have previously visited our clinic. It involves a comprehensive review of your health and any ongoing treatments. The consultation lasts between 30-39 minutes, allowing enough time to discuss any concerns.

This service was performed 159 times for 105 patients

Established patient office or other outpatient visit, 40-54 minutes

This service involves a follow-up appointment for existing patients, lasting between 40 to 54 minutes. During this time, your healthcare provider will assess your current health status, discuss any changes or concerns, review your treatment plan, and answer any questions you may have.

This service was performed 24 times for 24 patients

Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes

Initial hospital inpatient care per day, typically 70 minutes, refers to the daily medical service provided to patients admitted to the hospital. This includes a comprehensive evaluation, diagnosis, treatment plan, and monitoring of your health condition. It ensures your well-being during your hospital stay.

This service was performed 31 times for 31 patients

Initial hospital care with straightforward or low level of medical decision making, per day, if using time, at least 40 minutes

Initial hospital inpatient care refers to the first day of your stay in the hospital. This service typically includes a 30-minute check-up with a healthcare professional. They'll assess your health, discuss your condition, and plan your treatment. It's part of ensuring you receive the best possible care.

This service was performed 45 times for 43 patients

Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes

Initial hospital inpatient care is a service where a healthcare provider spends about 50 minutes per day overseeing your care while you're admitted in the hospital. This includes reviewing your health status, planning your treatment, and ensuring your safety and comfort.

This service was performed 26 times for 26 patients

New patient office or other outpatient visit, 60-74 minutes

This is a first-time patient visit where a healthcare professional spends 60-74 minutes with you. It involves a comprehensive evaluation, including your medical history and current health condition. They'll also advise on preventive health measures and formulate a treatment plan if needed.

This service was performed 32 times for 32 patients

Removal of skull bone with computer-assisted insertion of neurostimulator electrodes in brain with recording, first array

This procedure involves the careful removal of a small portion of the skull, and with the aid of computer technology, electrodes are inserted into the brain. These electrodes help in brain activity recording and stimulation. This is the first array or set.

This service was performed 20 times for 17 patients

Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes

Follow-up hospital inpatient care involves daily check-ups while you're admitted in the hospital. Typically, a healthcare provider spends about 25 minutes each day reviewing your condition, adjusting treatment if needed, and answering any questions you might have.

This service was performed 84 times for 52 patients

Physician Visit Costs



The typical physician office visit costs for Medicare beneficiaries in this area are: $22.25 for a new patient copayment and $17.98 for an established patient copayment.

The pricing information below displays the copayment minimum, maximum and average amount that patients under Medicare are charged when visiting this provider as a new or established patient. Please keep in mind that these prices are just for reference purposes, and the actual prices charged by the provider might be different.

For patients covered under private health plans the prices below are also useful as healthcare pricing for private insurance is usually established as a function of Medicare prices. Private insurance covered patients should check their individual plans to determine the exact pricing.

The prices below reflect the costs for new and established patients in the 78758 ZIP code area.

New Patients Visit Costs *

The most utilized procedure code for new patients office visits is 99203

  • Average New Patient Price $89.03
  • Minimum New Patient Price $57.88
  • Maximum New Patient Price $174
  • Average New Patient Copayment $22.25
  • Minimum New Patient Copayment $14.47
  • Maximum New Patient Copayment $43.5

Established Patients Visit Costs *

The most utilized procedure code for established patients office visits is 99213

  • Average Established Patient Price $71.95
  • Minimum Established Patient Price $18.88
  • Maximum Established Patient Price $142.23
  • Average Established Patient Copayment $17.98
  • Minimum Established Patient Copayment $4.72
  • Maximum Established Patient Copayment $35.55

* The physician office visit costs information is generated by statistical analysis of similar providers in the same geographical area. The pricing information above IS NOT the amount charged by this provider.

Find Provider Hospital Affiliations - Privileges

Doctors and physicians must apply for hospital privileges to treat patients at hospitals. Find out if your doctor has privileges to practice at your preferred hospital by using the hospital affiliation information below based on recent medical claims.

Hospital affiliation is identified through self-reporting data, inpatient, outpatient, physician and ancillary service claims linked by the medical claims NPI number and place of service code. Additionally, to further determine provider hospital affiliation the clinician must have provided services to at least three patients on three different dates in the last 12 months. William Whitlock is affiliated with the following medical facilities:

Hospital Name Address Phone Hospital Type Overall Rating
NORTHSIDE HOSPITAL FORSYTH1200 NORTHSIDE FORSYTH DRIVE
CUMMING, GA 30041
(770) 844-3200Acute Care Hospitals
NORTHSIDE HOSPITAL CHEROKEE450 NORTHSIDE CHEROKEE BOULEVARD
CANTON, GA 30115
(770) 244-1000Acute Care Hospitals
ROUND ROCK MEDICAL CENTER2400 ROUND ROCK AVE
ROUND ROCK, TX 78681
(512) 341-1000Acute Care Hospitals
NORTH AUSTIN MEDICAL CENTER12221 MOPAC EXPRESSWAY NORTH
AUSTIN, TX 78758
(512) 901-1000Acute Care Hospitals

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NPI NPI Number Validation

How NPI Validation Works

The NPI validation process uses the ISO-standard Luhn algorithm, a mathematical "handshake", to ensure that a provider's 10-digit ID is authentic and free of common typing errors.

To verify the NPI 1144865551, we treat the final digit (1) as the Check Digit—the target answer we need to reach. The process begins by taking the first nine digits and adding a constant value of 24, which accounts for the "80840" prefix required for all U.S. health identifiers. We then double every other digit starting from the right and sum the individual digits of those results together. For this specific NPI, that total comes to 59. The final step is to find the difference between that total and the next multiple of ten (60 - 59 = 1).

Digit-by-digit view

Use the first nine digits for the calculation. Starting from the right, double every other digit. The last digit is the check digit and is not part of the calculation.

Pos 1
1
Doubled → 2
Pos 2
1
Unchanged
Pos 3
4
Doubled → 8
Pos 4
4
Unchanged
Pos 5
8
Doubled → 16 → 1 + 6
Pos 6
6
Unchanged
Pos 7
5
Doubled → 10 → 1 + 0
Pos 8
5
Unchanged
Pos 9
5
Doubled → 10 → 1 + 0
Check
1
Target digit
Regular digit Doubled digit Check digit

Step 1: Double every other digit from the right

Starting with the rightmost digit of the first nine digits, double every other value. If doubling creates a two-digit number, add those digits together.

1 → 2 4 → 8 8 → 16 → 7 5 → 10 → 1 5 → 10 → 1

Step 2: Add all digits plus the NPI constant

Add the transformed values, the unchanged digits, and the constant 24.

2 + 1 + 8 + 4 + 1 + 6 + 6 + 1 + 0 + 5 + 1 + 0 + 24 = 59

Step 3: Find the amount needed to reach the next multiple of 10

The next multiple of ten after 59 is 60. The difference is the calculated check digit.

60 - 59 = 1
This NPI is valid
The calculated check digit is 1, which matches the last digit of 1144865551.

Other Providers at the Same Location


The following 5 providers are registered at the same or a nearby location.

Allergy & Immunology
2217 PARK BEND DR
AUSTIN, TX 78758
Physician Assistant
2217 PARK BEND DR, STE 300
AUSTIN, TX 78758
Surgery (Vascular Surgery)
2217 PARK BEND DR, STE 230 FL2
AUSTIN, TX 78758
Physician Assistant
2217 PARK BEND DR
AUSTIN, TX 78758
Physician Assistant
2217 PARK BEND DR
AUSTIN, TX 78758

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1144865551, enumerated as an "individual" on November 08, 2019.

The provider is located at 2217 PARK BEND DR AUSTIN, TX 78758 and the phone number is (512) 730-0000.

Physician Assistant with taxonomy code 363A00000X.

William Whitlock is affiliated with: NORTHSIDE HOSPITAL FORSYTH, NORTHSIDE HOSPITAL CHEROKEE, ROUND ROCK MEDICAL CENTER and NORTH AUSTIN MEDICAL CENTER.