DR. JOHN MICHAEL WEBB M.D.
NPI 1255535647
Radiology - Nuclear Radiology in Sacramento, CA

NPI Status: Active since June 12, 2007

Contact Information

4860 Y ST
DEPT. OF RADIOLOGY, SUITE 3100
SACRAMENTO, CA
ZIP 95817
Phone: (916) 703-2273

Get Directions Write a Review

  • Individual
  • Male
  • Years of Experience 21
  • Radiology
  • Nuclear Radiology
  • Accepts Medicare Approved Payment
  • PECOS Enrolled

About JOHN WEBB

This page provides the complete NPI Profile along with additional information for John Webb, a provider established in Sacramento, California with a medical specialization in Radiology, focusing in nuclear radiology and more than 21 years of experience. The healthcare provider is registered in the NPI registry with number 1255535647 assigned on June 2007. The practitioner's primary taxonomy code is 2085N0904X with license number A100404 (CA). The provider is registered as an individual and his NPI record was last updated 4 years ago.

NPI
1255535647
Provider Name
DR. JOHN MICHAEL WEBB M.D.
Gender
Male
Entity Type
Individual
Location Address
4860 Y ST DEPT. OF RADIOLOGY, SUITE 3100 SACRAMENTO, CA 95817
Location Phone
(916) 703-2273
Mailing Address
4860 Y ST DEPT. OF RADIOLOGY, SUITE 3100 SACRAMENTO, CA 95817
Mailing Phone
(916) 703-2273
Medical School Name
OTHER
Graduation Year
2005
Is Sole Proprietor?
Yes
Enumeration Date
06-12-2007
Last Update Date
02-11-2022
Code Navigator

Location Map

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

Radiology Nuclear Radiology

Taxonomy Code
2085N0904X
Type
Allopathic & Osteopathic Physicians
License No.
A100404
License State
CA
Taxonomy Description
A radiologist who is involved in the analysis and imaging of radionuclides and radiolabeled substances in vitro and in vivo for diagnosis and the administration of radionuclides and radiolabeled substances for the treatment of disease.

Medicare Participation & PECOS Enrollment Status

John Webb 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.

John Webb 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: 4587892278

    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: I20131231000847

    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.

Dxa bone density measurement of hip, pelvis, spine

A DXA bone density measurement is a simple, quick, and non-invasive procedure that assesses the strength of your bones. This test uses X-rays to measure the amount of minerals, mainly calcium, in the hip, pelvis, and spine. It helps in early detection of osteoporosis or other bone diseases.

This service was performed 14 times for 14 patients

Dxa bone density measurement of hip, pelvis, spine

A DXA bone density measurement is a simple, quick, and non-invasive procedure that assesses the strength of your bones. This test uses X-rays to measure the amount of minerals, mainly calcium, in the hip, pelvis, and spine. It helps in early detection of osteoporosis or other bone diseases.

This service was performed 44 times for 22 patients

Nuclear medicine studies of heart muscle at rest and with stress and spect

Nuclear medicine studies of the heart involve two parts: rest and stress. During rest, images are taken of your heart at ease. During stress, images are taken after exercise or medication-induced stress. SPECT is a special imaging technique providing 3D pictures of your heart, helping identify any issues.

This service was performed 13 times for 13 patients

X-ray of chest, 1 view

A chest X-ray, 1 view, is a quick, painless test that produces images of the structures within your chest, such as your heart, lungs, and blood vessels. It helps in diagnosing conditions like pneumonia, heart problems, or lung cancer. You'll stand in front of a machine that emits X-rays, which pass through your body to create the image.

This service was performed 14 times for 13 patients

Reviews for DR. JOHN MICHAEL WEBB M.D.

There are currently no reviews for this provider. Be the first person to share your experience with this provider by filling out our review form. Your insights are appreciated and will help others make informed decisions.

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 1255535647, 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 53. The final step is to find the difference between that total and the next multiple of ten (60 - 53 = 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
2
Unchanged
Pos 3
5
Doubled → 10 → 1 + 0
Pos 4
5
Unchanged
Pos 5
5
Doubled → 10 → 1 + 0
Pos 6
3
Unchanged
Pos 7
5
Doubled → 10 → 1 + 0
Pos 8
6
Unchanged
Pos 9
4
Doubled → 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 5 → 10 → 1 5 → 10 → 1 5 → 10 → 1 4 → 8

Step 2: Add all digits plus the NPI constant

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

2 + 2 + 1 + 0 + 5 + 1 + 0 + 3 + 1 + 0 + 6 + 8 + 24 = 53

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

The next multiple of ten after 53 is 60. The difference is the calculated check digit.

60 - 53 = 7
This NPI is valid
The calculated check digit is 7, which matches the last digit of 1255535647.

Other Providers at the Same Location


The following 20 providers are registered at the same or a nearby location.

Pharmacist (Geriatric)
4860 Y ST
SACRAMENTO, CA 95817
Clinic/Center (Pain)
4860 Y ST
SACRAMENTO, CA 95817
Psychiatry & Neurology (Neurology)
4860 Y ST
SACRAMENTO, CA 95817
Obstetrics & Gynecology
4860 Y ST, STE 2500
SACRAMENTO, CA 95817
Orthopaedic Surgery (Orthopaedic Trauma)
4860 Y ST, ACC #3800
SACRAMENTO, CA 95817
Orthopaedic Surgery
4860 Y ST, ACC #3800
SACRAMENTO, CA 95817
Orthopaedic Surgery (Orthopaedic Surgery of the Spine)
4860 Y ST, ACC #3800
SACRAMENTO, CA 95817
Orthopaedic Surgery (Hand Surgery)
4860 Y ST, ACC #3800
SACRAMENTO, CA 95817
Family Medicine
4860 Y ST, STE 1600
SACRAMENTO, CA 95817
Psychiatry & Neurology (Neurology)
4860 Y ST, SUITE 0100
SACRAMENTO, CA 95817
Orthopaedic Surgery (Orthopaedic Trauma)
4860 Y ST, ACC #3800
SACRAMENTO, CA 95817
Physical Medicine & Rehabilitation
4860 Y ST, SUITE 3850
SACRAMENTO, CA 95817
Physical Medicine & Rehabilitation
4860 Y ST, SUITE 3850
SACRAMENTO, CA 95817
Physical Medicine & Rehabilitation (Pediatric Rehabilitation Medicine)
4860 Y ST, SUITE 3850
SACRAMENTO, CA 95817
Physical Medicine & Rehabilitation
4860 Y ST, SUITE 3850
SACRAMENTO, CA 95817
Dermatology
4860 Y ST, DEPARTMENT OF DERMATOLOGY SUITE 3400
SACRAMENTO, CA 95817
Internal Medicine (Cardiovascular Disease)
4860 Y ST, SUITE 2820
SACRAMENTO, CA 95817
Internal Medicine (Cardiovascular Disease)
4860 Y ST, SUITE 0200
SACRAMENTO, CA 95817
Internal Medicine (Cardiovascular Disease)
4860 Y ST, SUITE 2820
SACRAMENTO, CA 95817
Internal Medicine (Cardiovascular Disease)
4860 Y ST, SUITE 2820
SACRAMENTO, CA 95817

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1255535647, enumerated as an "individual" on June 12, 2007.

The provider is located at 4860 Y ST DEPT. OF RADIOLOGY, SUITE 3100 SACRAMENTO, CA 95817 and the phone number is (916) 703-2273.

Radiology with taxonomy code 2085N0904X and a focus in Nuclear Radiology.