DR. LINDSAY BORDEN WALKER MD
NPI 1679063499
Emergency Medicine in Berkeley, CA

NPI Status: Active since May 17, 2018

Contact Information

2500 MILVIA ST
BERKELEY, CA
ZIP 94704
Phone: (510) 204-5541

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  • Individual
  • Female
  • Years of Experience 8
  • Emergency Medicine
  • Accepts Medicare Approved Payment
  • PECOS Enrolled

About LINDSAY WALKER

This page provides the complete NPI Profile along with additional information for Lindsay Walker, a provider established in Berkeley, California with a medical specialization in Emergency Medicine and more than 8 years of experience. The healthcare provider is registered in the NPI registry with number 1679063499 assigned on May 2018. The practitioner's primary taxonomy code is 207P00000X with license number A174467 (CA). The provider is registered as an individual and her NPI record was last updated 2 years ago.

NPI
1679063499
Provider Name
DR. LINDSAY BORDEN WALKER MD
Gender
Female
Entity Type
Individual
Location Address
2500 MILVIA ST BERKELEY, CA 94704
Location Phone
(510) 204-5541
Mailing Address
PO BOX 276950 SACRAMENTO, CA 95827
Mailing Phone
(510) 204-5541
Medical School Name
OTHER
Graduation Year
2018
Is Sole Proprietor?
No
Enumeration Date
05-17-2018
Last Update Date
10-30-2024
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Location Map

Secondary Locations

  • 506 6th St
    Brooklyn, NY 11215
    (718) 780-3000

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

Emergency Medicine

Taxonomy Code
207P00000X
Type
Allopathic & Osteopathic Physicians
License No.
A174467
License State
CA
Taxonomy Description
An emergency physician focuses on the immediate decision making and action necessary to prevent death or any further disability both in the pre-hospital setting by directing emergency medical technicians and in the emergency department. The emergency physician provides immediate recognition, evaluation, care, stabilization and disposition of a generally diversified population of adult and pediatric patients in response to acute illness and injury.

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)
1390200000XStudent, Health Care

Student in an Organized Health Care Education/Training Program

 

Medicare Participation & PECOS Enrollment Status

Lindsay Walker 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.

Lindsay Walker 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: 9739585324

    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: I20210907002807

    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.

Critical care, first 30-74 minutes

Critical care involves immediate and constant attention by a team of specially-trained health professionals. It's for patients with life-threatening conditions, requiring first 30-74 minutes of intense monitoring and treatment.

This service was performed 20 times for 20 patients

Emergency department visit for life threatening or functioning severity

An emergency department visit for severe conditions is when you urgently seek medical help due to serious health issues. These could be severe injuries, breathing problems, unbearable pain, or sudden severe illness. Doctors and nurses will provide immediate care to stabilize your condition.

This service was performed 146 times for 140 patients

Emergency department visit for problem of high severity

An emergency department visit for a high-severity issue means you're experiencing a serious health problem that needs immediate attention. This could be a severe injury, serious illness, or life-threatening condition. Medical professionals will provide urgent care to stabilize your condition.

This service was performed 27 times for 25 patients

Physician Visit Costs



The typical physician office visit costs for Medicare beneficiaries in this area are: $26.12 for a new patient copayment and $29.87 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 94704 ZIP code area.

New Patients Visit Costs *

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

  • Average New Patient Price $104.51
  • Minimum New Patient Price $69
  • Maximum New Patient Price $202.35
  • Average New Patient Copayment $26.12
  • 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.

Reviews for DR. LINDSAY BORDEN WALKER MD

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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 1679063499, we treat the final digit (9) 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 71. The final step is to find the difference between that total and the next multiple of ten (80 - 71 = 9).

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
7
Doubled → 14 → 1 + 4
Pos 4
9
Unchanged
Pos 5
0
Doubled → 0
Pos 6
6
Unchanged
Pos 7
3
Doubled → 6
Pos 8
4
Unchanged
Pos 9
9
Doubled → 18 → 1 + 8
Check
9
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 7 → 14 → 5 0 → 0 3 → 6 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 + 1 + 4 + 9 + 0 + 6 + 6 + 4 + 1 + 8 + 24 = 71

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

The next multiple of ten after 71 is 80. The difference is the calculated check digit.

80 - 71 = 9
This NPI is valid
The calculated check digit is 9, which matches the last digit of 1679063499.

Other Providers at the Same Location


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

Internal Medicine
2500 MILVIA ST, SUITE 218
BERKELEY, CA 94704
Podiatrist
2500 MILVIA ST, SUITE 226
BERKELEY, CA 94704
Podiatrist
2500 MILVIA ST, SUITE 226
BERKELEY, CA 94704
Podiatrist (Foot & Ankle Surgery)
2500 MILVIA ST, SUITE 226
BERKELEY, CA 94704
Neurological Surgery
2500 MILVIA ST, SUITE 222
BERKELEY, CA 94704
Family Medicine (Adult Medicine)
2500 MILVIA ST, SUITE 228
BERKELEY, CA 94704
Optometrist
2500 MILVIA ST, #208
BERKELEY, CA 94704
Pharmacy (Community/Retail Pharmacy)
2500 MILVIA ST, STE 130
BERKELEY, CA 94704
Podiatrist
2500 MILVIA ST, SUITE 120
BERKELEY, CA 94704
Specialist
2500 MILVIA ST, SUITE 104
BERKELEY, CA 94704
Legal Medicine
2500 MILVIA ST, SUITE 116
BERKELEY, CA 94704
Family Medicine
2500 MILVIA ST
BERKELEY, CA 94704
Obstetrics & Gynecology
2500 MILVIA ST
BERKELEY, CA 94704
Obstetrics & Gynecology
2500 MILVIA ST
BERKELEY, CA 94704
Obstetrics & Gynecology
2500 MILVIA ST
BERKELEY, CA 94704
Pediatrics
2500 MILVIA ST
BERKELEY, CA 94704
Pediatrics
2500 MILVIA ST
BERKELEY, CA 94704
Nurse Practitioner (Primary Care)
2500 MILVIA ST
BERKELEY, CA 94704
Family Medicine
2500 MILVIA ST
BERKELEY, CA 94704
Obstetrics & Gynecology
2500 MILVIA ST
BERKELEY, CA 94704

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1679063499, enumerated as an "individual" on May 17, 2018.

The provider is located at 2500 MILVIA ST BERKELEY, CA 94704 and the phone number is (510) 204-5541.

Emergency Medicine with taxonomy code 207P00000X.