WILLIAM S WARSHAL MD
NPI 1285620666
Family Medicine in Los Gatos, CA

NPI Status: Active since September 21, 2005

Contact Information

15251 NATIONAL AVE STE 104
LOS GATOS, CA
ZIP 95032
Phone: (408) 605-8612
Fax: (650) 631-2448

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  • Individual
  • Male
  • Family Medicine
  • PECOS Enrolled

About WILLIAM WARSHAL

This page provides the complete NPI Profile along with additional information for William Warshal, a primary care provider established in Los Gatos, California with a medical specialization in Family Medicine. The healthcare provider is registered in the NPI registry with number 1285620666 assigned on September 2005. The practitioner's primary taxonomy code is 207Q00000X with license number G41468 (CA). The provider is registered as an individual and his NPI record was last updated 2 years ago.

NPI
1285620666
Provider Name
WILLIAM S WARSHAL MD
Gender
Male
Entity Type
Individual
Location Address
15251 NATIONAL AVE STE 104 LOS GATOS, CA 95032
Location Phone
(408) 605-8612
Location Fax
(650) 631-2448
Mailing Address
15251 NATIONAL AVE STE 104 LOS GATOS, CA 95032
Mailing Phone
(408) 605-8612
Mailing Fax
(650) 631-2448
Is Sole Proprietor?
Yes
Enumeration Date
09-21-2005
Last Update Date
05-01-2024
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A primary care provider (PCP) like William Warshal 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

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

Family Medicine

Taxonomy Code
207Q00000X
Type
Allopathic & Osteopathic Physicians
License No.
G41468
License State
CA
Taxonomy Description
Family Medicine is the medical specialty which is concerned with the total health care of the individual and the family. It is the specialty in breadth which integrates the biological, clinical, and behavioral sciences. The scope of family medicine is not limited by age, sex, organ system, or disease entity.

Secondary Taxonomies

The provider has reported to the NPI enumerator additional taxonomy codes. Multiple taxonomy codes may represent subspecialties or other areas of specialization the provider maybe licensed to practice.

No. Taxonomy Code Type Classification /
Specialization
License No. (State)
1207QG0300XAllopathic & Osteopathic Physicians

Family Medicine
Geriatric Medicine

G41468 (CA)

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.

*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
00G414681MEDICAID (05)CA 

Medicare Participation & PECOS Enrollment Status

William Warshal 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

  • 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.

Unknown

  • Other-Enteral and Parenteral (OB006N)

    Enteral feeding supply kit; syringe fed, per day, includes but not limited to feeding/flushing syringe, administration set tubing, dressings, tape (HCPCS:B4034)

    2 DME suppliers used 12 Medicare Claims 371 Services Paid

  • Other-Enteral and Parenteral (OB006N)

    Enteral feeding supply kit; pump fed, per day, includes but not limited to feeding/flushing syringe, administration set tubing, dressings, tape (HCPCS:B4035)

    3 DME suppliers used 99 Medicare Claims 2676 Services Paid

  • Other-Enteral and Parenteral (OB006N)

    Enteral feeding supply kit; gravity fed, per day, includes but not limited to feeding/flushing syringe, administration set tubing, dressings, tape (HCPCS:B4036)

    1 DME suppliers used 12 Medicare Claims 372 Services Paid

  • Other-Enteral and Parenteral (OB006N)

    Enteral formula, manufactured blenderized natural foods with intact nutrients, includes proteins, fats, carbohydrates, vitamins and minerals, may include fiber, administered through an enteral feeding tube, 100 calories = 1 unit (HCPCS:B4149)

    1 DME suppliers used 12 Medicare Claims 4000 Services Paid

  • Other-Enteral and Parenteral (OB006N)

    Enteral formula, nutritionally complete with intact nutrients, includes proteins, fats, carbohydrates, vitamins and minerals, may include fiber, administered through an enteral feeding tube, 100 calories = 1 unit (HCPCS:B4150)

    3 DME suppliers used 36 Medicare Claims 13073 Services Paid

  • Other-Enteral and Parenteral (OB006N)

    Enteral formula, nutritionally complete, calorically dense (equal to or greater than 1.5 kcal/ml) with intact nutrients, includes proteins, fats, carbohydrates, vitamins and minerals, may include fiber, administered through an enteral feeding tube, 100 calories = 1 unit (HCPCS:B4152)

    3 DME suppliers used 22 Medicare Claims 11004 Services Paid

  • Other-Enteral and Parenteral (OB006N)

    Enteral formula, nutritionally complete, for special metabolic needs, excludes inherited disease of metabolism, includes altered composition of proteins, fats, carbohydrates, vitamins and/or minerals, may include fiber, administered through an enteral feeding tube, 100 calories = 1 unit (HCPCS:B4154)

    1 DME suppliers used 54 Medicare Claims 23152 Services Paid

  • Other-Enteral and Parenteral (OB005N)

    Enteral nutrition infusion pump, any type (HCPCS:B9002)

    2 DME suppliers used 22 Medicare Claims 22 Services Paid

  • Treatment-Treatment - Miscellaneous (RX029N)

    Tacrolimus, immediate release, oral, 1 mg (HCPCS:J7507)

    1 DME suppliers used 11 Medicare Claims 165 Services Paid

  • Treatment-Treatment - Miscellaneous (RX029N)

    Mycophenolate mofetil, oral, 250 mg (HCPCS:J7517)

    1 DME suppliers used 12 Medicare Claims 720 Services Paid

  • Treatment-Chemotherapy (RH012N)

    Pharmacy supply fee for oral anti-cancer, oral anti-emetic or immunosuppressive drug(s); for a subsequent prescription in a 30-day period (HCPCS:Q0512)

    1 DME suppliers used 15 Medicare Claims 15 Services Paid

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 17 Medicare Claims 17 Services Paid

  • DME-Hospital Beds (DB000N)

    Mattress, innerspring (HCPCS:E0271)

    1 DME suppliers used 14 Medicare Claims 14 Services Paid

  • DME-Hospital Beds (DB000N)

    Hospital bed, semi-electric (head and foot adjustment), without side rails, without mattress (HCPCS:E0295)

    3 DME suppliers used 41 Medicare Claims 41 Services Paid

  • DME-Hospital Beds (DB000N)

    Bed side rails, half length (HCPCS:E0305)

    2 DME suppliers used 28 Medicare Claims 28 Services Paid

  • DME-Oxygen and Supplies (DC000N)

    Portable gaseous oxygen system, rental; includes portable container, regulator, flowmeter, humidifier, cannula or mask, and tubing (HCPCS:E0431)

    2 DME suppliers used 13 Medicare Claims 13 Services Paid

  • DME-Other DME (DE000N)

    Iv pole (HCPCS:E0776)

    1 DME suppliers used 24 Medicare Claims 24 Services Paid

  • DME-Wheelchairs (DD000N)

    Heel loop/holder, any type, with or without ankle strap, each (HCPCS:E0951)

    1 DME suppliers used 49 Medicare Claims 49 Services Paid

  • DME-Wheelchairs (DD021N)

    Manual wheelchair accessory, anti-tipping device, each (HCPCS:E0971)

    1 DME suppliers used 49 Medicare Claims 49 Services Paid

  • DME-Wheelchairs (DD021N)

    Wheelchair accessory, adjustable height, detachable armrest, complete assembly, each (HCPCS:E0973)

    1 DME suppliers used 49 Medicare Claims 49 Services Paid

  • DME-Oxygen and Supplies (DC002N)

    Oxygen concentrator, single delivery port, capable of delivering 85 percent or greater oxygen concentration at the prescribed flow rate (HCPCS:E1390)

    2 DME suppliers used 17 Medicare Claims 17 Services Paid

  • DME-Wheelchairs (DD021N)

    General use wheelchair seat cushion, width less than 22 inches, any depth (HCPCS:E2601)

    3 DME suppliers used 12 Medicare Claims 12 Services Paid

  • DME-Wheelchairs (DD021N)

    General use wheelchair back cushion, width less than 22 inches, any height, including any type mounting hardware (HCPCS:E2611)

    3 DME suppliers used 12 Medicare Claims 12 Services Paid

  • DME-Wheelchairs (DD000N)

    Standard wheelchair (HCPCS:K0001)

    4 DME suppliers used 103 Medicare Claims 103 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.

Follow-up nursing facility visit per day, typically 15 minutes

A follow-up nursing facility visit per day is a daily check-up service provided by healthcare professionals. It lasts around 15 minutes and involves assessing your health status, monitoring your recovery progress, and addressing any concerns you may have about your health or treatment.

This service was performed 342 times for 122 patients

Follow-up nursing facility visit per day, typically 25 minutes

A follow-up nursing facility visit per day is a daily check-in by a healthcare professional. This 25-minute visit typically involves monitoring your health progress, addressing any concerns, and adjusting treatment plans as necessary. It's a vital part of ensuring your ongoing wellbeing.

This service was performed 1,046 times for 304 patients

Follow-up nursing facility visit per day, typically 25 minutes

A follow-up nursing facility visit per day is a daily check-in by a healthcare professional. This 25-minute visit typically involves monitoring your health progress, addressing any concerns, and adjusting treatment plans as necessary. It's a vital part of ensuring your ongoing wellbeing.

This service was performed 137 times for 11 patients

Follow-up nursing facility visit per day, typically 35 minutes

A follow-up nursing facility visit is a routine check-up that typically lasts about 35 minutes. During this visit, your health status is evaluated, any changes in your condition are noted, and necessary adjustments to your care plan are made. It's an essential part of maintaining your health.

This service was performed 263 times for 120 patients

Initial nursing facility visit per day, typically 35 minutes

An initial nursing facility visit per day is a service where a healthcare professional spends about 35 minutes assessing a patient's health status. This includes reviewing medical history, conducting a physical exam, and developing a care plan based on the patient's needs.

This service was performed 85 times for 69 patients

Initial nursing facility visit per day, typically 45 minutes

An initial nursing facility visit is your first meeting with your healthcare team at a nursing facility. Lasting typically 45 minutes, this appointment involves a comprehensive health assessment and the creation of your personalized care plan. It's a crucial step to ensure your health and well-being.

This service was performed 362 times for 335 patients

Nursing facility discharge day management, 30 minutes or less

Nursing facility discharge day management involves organizing your transition from the nursing facility to your home or another facility. This service, taking 30 minutes or less, includes finalizing medical instructions, arranging follow-up care, and answering any questions.

This service was performed 28 times for 28 patients

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 95032 ZIP code area.

New Patients Visit Costs *

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

  • Average New Patient Price $106.47
  • Minimum New Patient Price $70.37
  • Maximum New Patient Price $206.04
  • Average New Patient Copayment $26.61
  • Minimum New Patient Copayment $17.59
  • Maximum New Patient Copayment $51.51

Established Patients Visit Costs *

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

  • Average Established Patient Price $121.77
  • Minimum Established Patient Price $23.96
  • Maximum Established Patient Price $169.6
  • Average Established Patient Copayment $30.44
  • Minimum Established Patient Copayment $5.99
  • Maximum Established Patient Copayment $42.4

* 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 1285620666, we treat the final digit (6) 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 54. The final step is to find the difference between that total and the next multiple of ten (60 - 54 = 6).

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
8
Doubled → 16 → 1 + 6
Pos 4
5
Unchanged
Pos 5
6
Doubled → 12 → 1 + 2
Pos 6
2
Unchanged
Pos 7
0
Doubled → 0
Pos 8
6
Unchanged
Pos 9
6
Doubled → 12 → 1 + 2
Check
6
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 6 → 12 → 3 0 → 0 6 → 12 → 3

Step 2: Add all digits plus the NPI constant

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

2 + 2 + 1 + 6 + 5 + 1 + 2 + 2 + 0 + 6 + 1 + 2 + 24 = 54

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

The next multiple of ten after 54 is 60. The difference is the calculated check digit.

60 - 54 = 6
This NPI is valid
The calculated check digit is 6, which matches the last digit of 1285620666.

Other Providers at the Same Location


The following 3 providers are registered at the same or a nearby location.

Clinic/Center
15251 NATIONAL AVE STE 104
LOS GATOS, CA 95032
Nurse Practitioner (Family)
15251 NATIONAL AVE STE 104
LOS GATOS, CA 95032
Nurse Practitioner (Family)
15251 NATIONAL AVE STE 104
LOS GATOS, CA 95032

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1285620666, enumerated as an "individual" on September 21, 2005.

The provider is located at 15251 NATIONAL AVE STE 104 LOS GATOS, CA 95032 and the phone number is (408) 605-8612.

Family Medicine with taxonomy code 207Q00000X.

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