WALTER A LAJARA-NANSON M.D.
NPI 1528050283
Psychiatry & Neurology - Neurology in Great Falls, MT

Q: What is Walter Lajara-nanson's NPI number?

The NPI number for Walter Lajara-nanson is 1528050283. It was assigned to this individual provider in the NPPES registry on August 18, 2005.

Q: What is Walter Lajara-nanson's specialty?

The primary specialty registered for this NPI is Psychiatry & Neurology, specializing in Neurology, with taxonomy code 2084N0400X.

Active since August 18, 2005PECOS EnrolledAccepts Medicare Assignment

80.46/100

CMS Quality Rating

1401 25TH STREET SOUTH, 3RD FLOOR, GREAT FALLS, MT 59405(406) 731-8888(406) 731-8876 Get Directions Write a Review

NPPES record last updated: April 8, 2024. Verified against the NPPES registry weekly; last sync: August 02, 2026.

Record update history: Apr 8, 2024, Apr 5, 2021, Sep 11, 2018 (3 updates tracked since 2018).

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About Walter A Lajara-nanson M.d. NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

WALTER A LAJARA-NANSON M.D. (NPI 1528050283) is an individual neurology provider in Great Falls, Montana, licensed in Montana (75041) and active in the NPI registry since August 2005. He is enrolled in Medicare PECOS, is affiliated with Benefis Hospitals Inc, and is a graduate of Other (1991).

NPPES Registry Identity

NPI1528050283

Entity TypeIndividualMale

Primary Taxonomy2084N0400X

Provider Legal NameWALTER A LAJARA-NANSONCredential: M.D.

Location Address1401 25TH STREET SOUTH, 3RD FLOORGreat Falls, MT 59405-5183

Mailing Address1401 25th Street South, 3rd FloorGreat Falls, MT 59405-5183 · (406) 731-8888 · Fax (406) 731-8876

Phone(406) 731-8888

Fax(406) 731-8876

Sole ProprietorNo

Medical School CMSOtherGraduated 1991

Enumeration DateAugust 18, 2005

Last NPPES UpdateApril 8, 20243 updates tracked since enumeration

NPPES CertifiedApril 8, 2024

✔ NPI 1528050283 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyPsychiatry & Neurology · NeurologyAllopathic & Osteopathic Physicians

Taxonomy Code2084N0400X

Licenses✔ Licensed in MT · 75041✔ Licensed in TX · L4510

Definition

A Neurologist specializes in the diagnosis and treatment of diseases or impaired function of the brain, spinal cord, peripheral nerves, muscles, autonomic nervous system, and blood vessels that relate to these structures.

1401 25TH STREET SOUTH, Great Falls, MT 59405

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Other Identifiers 1

Medicaid100056860AOK

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Blue Cross and Blue Shield of Montana, Medica, Providence Health Plan.Insurance ›

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Walter A Lajara-nanson M.d. is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.

PECOS PAC ID1951335736

PECOS Enrollment IDI20190508001580

Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment✔ Home Health Agency✔ Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Areas of Expertise CMS Part B claims 15

Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.

Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 99232

Follow-up hospital inpatient care involves daily check-ups while you're admitted in the hospital. Typically, a healthcare provider spends about 25 minutes each day reviewing your condition, adjusting treatment if needed, and answering any questions you might have.

219 services123 patients

Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 99233

Follow-up hospital inpatient care per day typically involves a 35-minute check-up by your healthcare provider. This service includes monitoring your health progress, adjusting your treatment plan if needed, and answering any questions you may have about your condition or care.

159 services119 patients

Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more 99214

This is a routine check-up for patients who have previously visited our clinic. It involves a comprehensive review of your health and any ongoing treatments. The consultation lasts between 30-39 minutes, allowing enough time to discuss any concerns.

141 services106 patients

Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes 99222

Initial hospital inpatient care is a service where a healthcare provider spends about 50 minutes per day overseeing your care while you're admitted in the hospital. This includes reviewing your health status, planning your treatment, and ensuring your safety and comfort.

115 services104 patients

Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more 99213

This is a routine visit for patients who have already been seen by the healthcare provider. During this approximately 20-29 minute appointment, your health status will be evaluated and any necessary treatments or tests will be discussed. It's a chance to address any health concerns you may have.

76 services61 patients

Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 99223

Initial hospital inpatient care per day, typically 70 minutes, refers to the daily medical service provided to patients admitted to the hospital. This includes a comprehensive evaluation, diagnosis, treatment plan, and monitoring of your health condition. It ensures your well-being during your hospital stay.

76 services76 patients

Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more 99215

This service involves a follow-up appointment for existing patients, lasting between 40 to 54 minutes. During this time, your healthcare provider will assess your current health status, discuss any changes or concerns, review your treatment plan, and answer any questions you may have.

39 services34 patients

Measurement of brain wave activity (eeg), awake and drowsy 95816

Measurement of brain wave activity, also known as an EEG, is a non-invasive test that records electrical patterns in your brain. This procedure is done when you're awake and drowsy to understand how your brain functions during different states of consciousness.

35 services34 patients

Subsequent hospital care with straightforward or low level of medical decision making, per day, if using time, at least 25 minutes 99231

Follow-up hospital inpatient care is a daily service where a healthcare professional checks on your health progress during your hospital stay. Each session typically lasts 15 minutes, involving updates on your condition and adjustments to your treatment plan, if necessary.

35 services22 patients

Measurement of brain wave activity (eeg), awake and asleep 95819

The measurement of brain wave activity, known as an EEG, records the brain's electrical signals. It's performed when you're awake and asleep to monitor your brain's functioning. It helps in diagnosing conditions like epilepsy, sleep disorders, and other neurological issues.

33 services29 patients

Measurement of brain wave activity (eeg), 12-26 hours with health care professional review and report 95719

This procedure involves recording brain activity for 12-26 hours using an EEG (Electroencephalogram). Sensors placed on your scalp capture electrical signals produced by your brain. These signals are reviewed by a healthcare professional to detect any abnormalities.

21 services14 patients

New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more 99204

This is a first-time office or outpatient visit lasting between 45-59 minutes. The healthcare provider evaluates your health, discusses your medical history, and may suggest further tests or treatments. It's an opportunity to ask questions and understand your health better.

21 services21 patients

Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more 99212

This is a routine check-up for patients who have previously seen the doctor. During this 10-19 minute visit, the doctor will review your health status, discuss any concerns, and manage ongoing treatments or medications. It's a chance to ensure your health is on track.

20 services19 patients

Measurement of brain wave activity (eeg), 2-12 hours with health care professional review and report 95717

This procedure records your brain's electrical activity for 2-12 hours. It's known as an EEG. A healthcare professional applies sensors to your scalp. These sensors capture brain wave patterns which are reviewed and reported on to assist in diagnosing various conditions.

13 services13 patients

Measurement of brain wave activity (eeg), in coma or asleep 95822

The measurement of brain wave activity, also known as an EEG, is a non-invasive test that records electrical patterns in your brain. This is done when you're asleep or in a coma, to help understand brain function and identify any abnormalities.

12 services11 patients

Hospital Affiliations CMS Care Compare 2

Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.

Benefis Hospitals Inc

Acute Care Hospitals · Great Falls, MT

2/5 CMS rating

OwnershipVoluntary non-profit - Private

CMS Certification Number270012

Location1101 26th St SGreat Falls, MT 59405 · Cascade County

Emergency services Birthing friendly

P H S Indian Hospital At Browning - Blackfeet

Acute Care Hospitals · Browning, MT

OwnershipGovernment - Federal

CMS Certification Number270074

Location760 Hospital Circle, Post Office Box 760Browning, MT 59417 · Glacier County

Emergency services

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 59405 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient

$130.52 typical visit price

range $56.81 – $172.26

Typical copayment $32.63 (range $14.20 – $43.06)

Most-billed visit code 99204

Established Patient

$100.16 typical visit price

range $18.24 – $140.32

Typical copayment $25.04 (range $4.56 – $35.08)

Most-billed visit code 99214

Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

Medicare Quality Performance CMS QPP · MIPS

Performance in the CMS Quality Payment Program: the MIPS final score across four weighted categories, and the individual quality measures reported to Medicare.

80.46/100

MIPS Final ScoreMerit-based Incentive Payment System · CMS Quality Payment Program

Scored as part of a group practice

Quality

93.1

Promoting Interoperability

Improvement Activities

Cost

62.61

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Walter Lajara-nanson's NPI number?

The NPI number for Walter Lajara-nanson is 1528050283. It was assigned to this individual provider in the NPPES registry on August 18, 2005.

Where is Walter Lajara-nanson located?

Walter Lajara-nanson practices at 1401 25th Street South 3rd Floor, Great Falls, MT 59405. The listed phone number is (406) 731-8888.

What is Walter Lajara-nanson's specialty?

The primary specialty registered for this NPI is Psychiatry & Neurology, specializing in Neurology, with taxonomy code 2084N0400X.

Is Walter Lajara-nanson enrolled in Medicare?

Yes. Walter Lajara-nanson is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.

What insurance does Walter Lajara-nanson accept?

Health plans from Blue Cross and Blue Shield of Montana, Medica and Providence Health Plan list Walter Lajara-nanson as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.

Is Walter Lajara-nanson affiliated with any hospitals?

According to CMS data, Walter Lajara-nanson is affiliated with Benefis Hospitals Inc and P H S Indian Hospital At Browning - Blackfeet.

When was this NPI record last updated?

The NPPES record for Walter Lajara-nanson was last updated on April 8, 2024. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 2 years ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.