DR. TOMOS EVAN RHYS WALTERS MD, PHD
NPI 1780037192
Internal Medicine - Clinical Cardiac Electrophysiology in San Francisco, CA

NPI Status: Active since July 20, 2016

Contact Information

500 PARNASSUS AVENUE
UNIVERSITY OF CALIFORNIA SAN FRANCISCO
SAN FRANCISCO, CA
ZIP 94143
Phone: (415) 476-1000

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  • Individual
  • Male
  • Internal Medicine
  • Clinical Cardiac Electrophysiology
  • PECOS Enrolled

About TOMOS WALTERS

This page provides the complete NPI Profile along with additional information for Tomos Walters, an internist established in San Francisco, California with a medical specialization in Internal Medicine, focusing in clinical cardiac electrophysiology . The healthcare provider is registered in the NPI registry with number 1780037192 assigned on July 2016. The practitioner's primary taxonomy code is 207RC0001X with license number F 441 (CA). The provider is registered as an individual and his NPI record was last updated 10 years ago.

NPI
1780037192
Provider Name
DR. TOMOS EVAN RHYS WALTERS MD, PHD
Gender
Male
Entity Type
Individual
Location Address
500 PARNASSUS AVENUE UNIVERSITY OF CALIFORNIA SAN FRANCISCO SAN FRANCISCO, CA 94143
Location Phone
(415) 476-1000
Mailing Address
550 GENE FRIEND WAY APY 523 SAN FRANCISCO, CA 94158
Mailing Phone
(415) 802-6664
Is Sole Proprietor?
No
Enumeration Date
07-20-2016
Last Update Date
07-20-2016
Code Navigator

An internist like Tomos Walters is a physician who has completed an internal medicine residency and is board-certified or board-eligible in an internist specialty. Internists are trained to care for adults of all ages for many different medical conditions. An internist typically monitors chronic physical conditions, identifies acute diseases, provides family planning, provides counseling about wellness and disease prevention, etc.

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

Internal Medicine Clinical Cardiac Electrophysiology

Taxonomy Code
207RC0001X
Type
Allopathic & Osteopathic Physicians
License No.
F 441
License State
CA
Taxonomy Description
A field of special interest within the subspecialty of cardiovascular disease, specialty of Internal Medicine, which involves intricate technical procedures to evaluate heart rhythms and determine appropriate treatment for them.

Medicare Participation & PECOS Enrollment Status

Tomos Walters 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: Durable Medical Equipment (DME) 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

  • Eligible to Order or Refer Part B Clinical Laboratory and Imaging: No

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

  • Eligible to Order or Refer a Home Health Agency (HHA): No

  • Eligible to Order or Refer Power Mobility Devices: Yes

Physician Visit Costs

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 94143 ZIP code area.

New Patients Visit Costs *

The most utilized procedure code for new patients office visits is 99204

  • Average New Patient Price $153.83
  • Minimum New Patient Price $69
  • Maximum New Patient Price $202.35
  • Average New Patient Copayment $38.45
  • Minimum New Patient Copayment $17.25
  • Maximum New Patient Copayment $50.58

Established Patients Visit Costs *

The most utilized procedure code for established patients office visits is 99214

  • Average Established Patient Price $119.48
  • Minimum Established Patient Price $23.44
  • Maximum Established Patient Price $166.46
  • Average Established Patient Copayment $29.87
  • Minimum Established Patient Copayment $5.86
  • Maximum Established Patient Copayment $41.61

* 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.

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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 1780037192, we treat the final digit (2) 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 58. The final step is to find the difference between that total and the next multiple of ten (60 - 58 = 2).

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
7
Unchanged
Pos 3
8
Doubled → 16 → 1 + 6
Pos 4
0
Unchanged
Pos 5
0
Doubled → 0
Pos 6
3
Unchanged
Pos 7
7
Doubled → 14 → 1 + 4
Pos 8
1
Unchanged
Pos 9
9
Doubled → 18 → 1 + 8
Check
2
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 8 → 16 → 7 0 → 0 7 → 14 → 5 9 → 18 → 9

Step 2: Add all digits plus the NPI constant

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

2 + 7 + 1 + 6 + 0 + 0 + 3 + 1 + 4 + 1 + 1 + 8 + 24 = 58

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

The next multiple of ten after 58 is 60. The difference is the calculated check digit.

60 - 58 = 2
This NPI is valid
The calculated check digit is 2, which matches the last digit of 1780037192.

Other Providers at the Same Location


The following 15 providers are registered at the same or a nearby location.

Nurse Practitioner
500 PARNASSUS AVENUE, BOX 0332
SAN FRANCISCO, CA 94143
Pharmacist (Pharmacist Clinician (PhC)/ Clinical Pharmacy Specialist)
500 PARNASSUS AVENUE, J-LEVEL MU-145
SAN FRANCISCO, CA 94143
Anesthesiology
500 PARNASSUS AVENUE, UCSF DEPARTMENT OF ANESTHESIA
SAN FRANCISCO, CA 94143
Student in an Organized Health Care Education/Training Program
500 PARNASSUS AVENUE, MU 320 WEST
SAN FRANCISCO, CA, CA 94143
Student in an Organized Health Care Education/Training Program
500 PARNASSUS AVENUE, MU 320 WEST
SAN FRANCISCO, CA 94143
Student in an Organized Health Care Education/Training Program
500 PARNASSUS AVENUE, MU 320 WEST
SAN FRANCISCO, CA 94143
Student in an Organized Health Care Education/Training Program
500 PARNASSUS AVENUE, MU 320 WEST
SAN FRANCISCO, CA 94143
Student in an Organized Health Care Education/Training Program
500 PARNASSUS AVENUE, MU 320 WEST
SAN FRANCISCO, CA 94143
Student in an Organized Health Care Education/Training Program
500 PARNASSUS AVENUE, MU 320 WEST
SAN FRANCISCO, CA 94143
Student in an Organized Health Care Education/Training Program
500 PARNASSUS AVENUE
SAN FRANCISCO, CA 94143
Student in an Organized Health Care Education/Training Program
500 PARNASSUS AVENUE, MU 320 WEST
SAN FRANCISCO, CA 94143
Student in an Organized Health Care Education/Training Program
500 PARNASSUS AVENUE, MU 320 WEST
SAN FRANCISCO, CA 94143
Student in an Organized Health Care Education/Training Program
500 PARNASSUS AVENUE, MU 320 WEST
SAN FRANCISCO, CA 94143
Student in an Organized Health Care Education/Training Program
500 PARNASSUS AVENUE, MU 320 WEST
SAN FRANCISCO, CA 94143
Student in an Organized Health Care Education/Training Program
500 PARNASSUS AVENUE, MU 320 WEST
SAN FRANCISCO, CA 94143

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1780037192, enumerated as an "individual" on July 20, 2016.

The provider is located at 500 PARNASSUS AVENUE UNIVERSITY OF CALIFORNIA SAN FRANCISCO SAN FRANCISCO, CA 94143 and the phone number is (415) 476-1000.

Internal Medicine with taxonomy code 207RC0001X and a focus in Clinical Cardiac Electrophysiology.