MR. ROBERT JAY WILLIAMS PAC
NPI 1639208697
Physician Assistant - Surgical in Houston, TX

NPI Status: Active since March 05, 2007

Contact Information

6410 FANNIN
#1115
HOUSTON, TX
ZIP 77030
Phone: (713) 795-5300
Fax: (713) 795-0030

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  • Individual
  • Male
  • Years of Experience 33
  • Physician Assistant
  • Surgical
  • Accepts Medicare Approved Payment
  • PECOS Enrolled

About ROBERT WILLIAMS

This page provides the complete NPI Profile along with additional information for Robert Williams, a provider established in Houston, Texas with a medical specialization in Physician Assistant, focusing in surgical and more than 33 years of experience. The healthcare provider is registered in the NPI registry with number 1639208697 assigned on March 2007. The practitioner's primary taxonomy code is 363AS0400X with license number PA00919 (TX). The provider is registered as an individual and his NPI record was last updated 19 years ago.

NPI
1639208697
Provider Name
MR. ROBERT JAY WILLIAMS PAC
Gender
Male
Entity Type
Individual
Location Address
6410 FANNIN #1115 HOUSTON, TX 77030
Location Phone
(713) 795-5300
Location Fax
(713) 795-0030
Mailing Address
7115 STAFFORDSHIRE HOUSTON, TX 77030
Mailing Phone
(713) 795-5300
Mailing Fax
(713) 795-0030
Medical School Name
OTHER
Graduation Year
1993
Is Sole Proprietor?
No
Enumeration Date
03-05-2007
Last Update Date
07-08-2007
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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 Surgical

Taxonomy Code
363AS0400X
Type
Physician Assistants & Advanced Practice Nursing Providers
License No.
PA00919
License State
TX

Insurance Plans Accepted

According to publicly available information the provider might be accepting the following health plans from these health insurance companies:

Specific plan information not avaialable, please contact the provider to verify if your insurance plan is accepted.

Specific plan information not avaialable, please contact the provider to verify if your insurance plan is accepted.

Specific plan information not avaialable, please contact the provider to verify if your insurance plan is accepted.

*Please verify directly with this provider to make sure your insurance plan is currently accepted.

Additional Identifiers

The NPI Enumerator encourages providers to submit additional identifiers with their NPI application although the submission of this information is optional. The additional identifier(s) section includes other numbers or codes currently or formerly used as an identifier for the provider by other public healthcare entities. The identifiers may include UPIN, NSC, OSCAR, DEA, Medicaid State or PIN identification numbers.

Identifier Type / Code Identifier State Identifier Issuer
PA00919OTHER (01)TXTSBME
85N279MEDICARE ID-TYPE UNSPECIFIED (04) 
PA00919OTHER (01)TXTX LICENSE NO
88N184OTHER (01)BLUE CROSS BLUE S
R59735MEDICARE UPIN (02) 

Medicare Participation & PECOS Enrollment Status

Robert Williams 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.

Robert Williams 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: 4880841832

    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: I20120827000037

    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

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.

Fusion of upper spine bone with removal of disc and release of spinal cord or nerve, 1 disc

This procedure involves fusing together the bones in the upper spine to stabilize it. A disc is removed to ease pressure on the spinal cord or nerve. This helps reduce pain and improve mobility. This is a common treatment for certain spinal conditions.

This service was performed 12 times for 12 patients

Laminectomy or laminotomy (partial removal of spine bones)

A laminectomy or laminotomy is a surgical procedure that involves removing part of the bone in your spine, specifically the lamina, to alleviate pressure on your spinal cord or nerves. This can help reduce pain and improve mobility if you're suffering from conditions like herniated discs or spinal stenosis.

This service was performed for 1-10 patients

Partial removal of spine bone with re-exploration, release of lower spinal cord or nerves and/or removal of disc, 1 interspace

This procedure involves the partial removal of a spine bone to alleviate pressure on the spinal cord or nerves. It may also involve removing a disc from one interspace. A re-exploration is done to ensure the success of the procedure and the relief of symptoms.

This service was performed 12 times for 12 patients

Partial removal of spine bone with release of lower spinal cord and/or nerves, 1 segment

This procedure involves removing part of a spine bone to alleviate pressure on the lower spinal cord and/or nerves. It targets a single segment of the spine, improving mobility and reducing pain. It's a common treatment for conditions like herniated discs or spinal stenosis.

This service was performed 25 times for 25 patients

Partial removal of spine bone with release of spinal cord and/or nerves, each additional segment

This procedure involves the partial removal of a bone in your spine to alleviate pressure on your spinal cord or nerves. It may be performed on multiple spine segments depending on your condition. The aim is to improve mobility and reduce pain or discomfort.

This service was performed 76 times for 30 patients

Spinal fusion

Spinal fusion is a surgical procedure aimed at connecting two or more vertebrae in your spine to reduce pain and improve stability. It involves using a bone graft to cause the vertebrae to grow together, limiting the movement between them. This procedure is often performed to treat conditions like herniated discs or spinal stenosis.

This service was performed for 1-10 patients

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. Robert Williams is affiliated with the following medical facilities:

Hospital Name Address Phone Hospital Type Overall Rating
HOUSTON METHODIST BAYTOWN HOSPITAL4401 GARTH ROAD
BAYTOWN, TX 77521
(281) 420-8600Acute Care Hospitals
ALTUS BAYTOWN HOSPITAL1626 W BAKER ROAD
BAYTOWN, TX 77521
(281) 837-7600Acute Care Hospitals

Reviews for MR. ROBERT JAY WILLIAMS PAC

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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 1639208697, we treat the final digit (7) 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 73. The final step is to find the difference between that total and the next multiple of ten (80 - 73 = 7).

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
6
Unchanged
Pos 3
3
Doubled → 6
Pos 4
9
Unchanged
Pos 5
2
Doubled → 4
Pos 6
0
Unchanged
Pos 7
8
Doubled → 16 → 1 + 6
Pos 8
6
Unchanged
Pos 9
9
Doubled → 18 → 1 + 8
Check
7
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 3 → 6 2 → 4 8 → 16 → 7 9 → 18 → 9

Step 2: Add all digits plus the NPI constant

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

2 + 6 + 6 + 9 + 4 + 0 + 1 + 6 + 6 + 1 + 8 + 24 = 73

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

The next multiple of ten after 73 is 80. The difference is the calculated check digit.

80 - 73 = 7
This NPI is valid
The calculated check digit is 7, which matches the last digit of 1639208697.

Other Providers at the Same Location


The following 12 providers are registered at the same or a nearby location.

Physiological Laboratory
6410 FANNIN, 1014
HOUSTON, TX 77030
Obstetrics & Gynecology
6410 FANNIN, SUITE 250
HOUSTON, TX 77030
Obstetrics & Gynecology
6410 FANNIN, SUITE 250
HOUSTON, TX 77030
Obstetrics & Gynecology (Maternal & Fetal Medicine)
6410 FANNIN, SUITE 210
HOUSTON, TX 77030
Obstetrics & Gynecology
6410 FANNIN, SUITE 250
HOUSTON, TX 77030
Dentist (General Practice)
6410 FANNIN, SUITE 310
HOUSTON, TX 77030
Advanced Practice Midwife
6410 FANNIN, SUITE 350
HOUSTON, TX 77030
Internal Medicine (Gastroenterology)
6410 FANNIN, 1260
HOUSTON, TX 77030
Physician Assistant
6410 FANNIN, STE 250
HOUSTON, TX 77030
Psychiatry & Neurology (Neurology)
6410 FANNIN, SUITE 1014
HOUSTON, TX 77030
Internal Medicine (Nephrology)
6410 FANNIN, SUITE 600
HOUSTON, TX 77030
Student in an Organized Health Care Education/Training Program
6410 FANNIN, SUITE 500
HOUSTON, TX 77030

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1639208697, enumerated as an "individual" on March 05, 2007.

The provider is located at 6410 FANNIN #1115 HOUSTON, TX 77030 and the phone number is (713) 795-5300.

Physician Assistant with taxonomy code 363AS0400X and a focus in Surgical.

The provider might be accepting Accepts: Medicare, Medicaid and Blue Cross Blue Shield. Please consult your insurance carrier or call the provider to verify.

Robert Williams is affiliated with: HOUSTON METHODIST BAYTOWN HOSPITAL and ALTUS BAYTOWN HOSPITAL.