LESLIE C WEST MD
NPI 1255862587
Psychiatry & Neurology - Sleep Medicine in Sausalito, CA

Q: What is Leslie West's NPI number?

The NPI number for Leslie West is 1255862587. It was assigned to this individual provider in the NPPES registry on March 27, 2017.

Q: What is Leslie West's specialty?

The primary specialty registered for this NPI is Psychiatry & Neurology, specializing in Sleep Medicine, with taxonomy code 2084S0012X.

Q: When was this NPI record last updated?

The NPPES record for Leslie West was last updated on March 16, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 4 months 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.

Active since March 27, 2017PECOS Enrolled

74.46/100

CMS Quality Rating

3 HARBOR DR STE 111, SAUSALITO, CA 94965(415) 683-2988(415) 683-2980 Get Directions Write a Review

NPPES record last updated: March 16, 2026. Verified against the NPPES registry weekly; last sync: August 02, 2026.

Record update history: Mar 16, 2026, Aug 18, 2022, Mar 27, 2017 (3 updates tracked since 2017).

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About Leslie C West Md NPPES

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

LESLIE C WEST MD (NPI 1255862587) is an individual sleep medicine provider in Sausalito, California, licensed in California (A157439) and active in the NPI registry since March 2017. She is enrolled in Medicare PECOS and is a graduate of Central Michigan College Of Medicine (2017).

NPPES Registry Identity

NPI1255862587

Entity TypeIndividualFemale

Primary Taxonomy2084S0012X

Provider Legal NameLESLIE C WESTCredential: MD

Location Address3 HARBOR DR STE 111Sausalito, CA 94965-1491

Mailing Address3 Harbor Dr Ste 111Sausalito, CA 94965-1491 · (415) 683-2988 · Fax (415) 683-2980

Phone(415) 683-2988

Fax(415) 683-2980

Sole ProprietorYes

Medical School CMSCentral Michigan College Of MedicineGraduated 2017

Enumeration DateMarch 27, 2017

Last NPPES UpdateMarch 16, 20263 updates tracked since enumeration

NPPES CertifiedMarch 16, 2026

✔ NPI 1255862587 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyPsychiatry & Neurology · Sleep MedicineAllopathic & Osteopathic Physicians

Taxonomy Code2084S0012X

License✔ Licensed in CA · A157439

Definition

A Psychiatrist or Neurologist who practices Sleep Medicine is certified in the subspecialty of sleep medicine and specializes in the clinical assessment, physiologic testing, diagnosis, management and prevention of sleep and circadian rhythm disorders. Sleep specialists treat patients of any age and use multidisciplinary approaches. Disorders managed by sleep specialists include, but are not limited to, sleep related breathing disorders, insomnia, hypersomnias, circadian rhythm sleep disorders, parasomnias and sleep related movement disorders.

Also ListedPsychiatry & Neurology · NeurologyTaxonomy 2084N0400X · License A157439 (CA)

3 HARBOR DR STE 111, Sausalito, CA 94965

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Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Leslie C West Md is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

PECOS PAC ID2264816727

PECOS Enrollment IDI20220831003956

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 10

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.

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.

70 services54 patients

New patient office or other outpatient visit with a high level of medical decision making, if using time, 60 minutes or more 99205

This is a first-time patient visit where a healthcare professional spends 60-74 minutes with you. It involves a comprehensive evaluation, including your medical history and current health condition. They'll also advise on preventive health measures and formulate a treatment plan if needed.

61 services61 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.

59 services43 patients

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

41 services29 patients

New patient office or other outpatient visit with a high level of medical decision making, if using time, 60 minutes or more 99205

38 services38 patients

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

30 services29 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 94965 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

$154.04 typical visit price

range $69.07 – $202.63

Typical copayment $38.51 (range $17.26 – $50.65)

Most-billed visit code 99204

Established Patient

$119.61 typical visit price

range $23.44 – $166.64

Typical copayment $29.90 (range $5.86 – $41.66)

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.

74.46/100

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

Scored as part of a group practice

Promoting Interoperability

Improvement Activities

Cost

46.68

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Other Providers at the Same Location NPPES 8

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

ADITI AHLAWAT M.D.

Psychiatry & Neurology (Neurology)