KELVIN N LAM M.D.
NPI 1679589923
Internal Medicine - Sleep Medicine in Bellingham, WA

Q: What is Kelvin Lam's NPI number?

The NPI number for Kelvin Lam is 1679589923. It was assigned to this individual provider in the NPPES registry on July 31, 2006.

Q: What is Kelvin Lam's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Sleep Medicine, with taxonomy code 207RS0012X.

Q: When was this NPI record last updated?

The NPPES record for Kelvin Lam was last updated on October 1, 2010. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 16 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.

Active since July 31, 2006PECOS EnrolledAccepts Medicare Assignment

4545 CORDATA PKWY, BELLINGHAM, WA 98226(360) 738-2200(360) 752-5644 Get Directions Write a Review

NPPES record last updated: October 1, 2010. Verified against the NPPES registry weekly; last sync: October 18, 2026.

On this page

About Kelvin N Lam M.d. NPPES

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

KELVIN N LAM M.D. (NPI 1679589923) is an individual sleep medicine provider in Bellingham, Washington, licensed in Washington (MD00048087) and active in the NPI registry since July 2006. He is enrolled in Medicare PECOS, is affiliated with Island Hospital, and is a graduate of Saint Louis University School Of Medicine (2001).

NPPES Registry Identity

NPI1679589923

Entity TypeIndividualMale

Primary Taxonomy207RS0012X

Provider Legal NameKELVIN N LAMCredential: M.D.

Location Address4545 CORDATA PKWYBellingham, WA 98226-7123

Mailing AddressPo Box 5096Bellingham, WA 98227-5096 · (360) 738-2200 · Fax (360) 752-5644

Phone(360) 738-2200

Fax(360) 752-5644

Sole ProprietorNo

Medical School CMSSaint Louis University School Of MedicineGraduated 2001

Enumeration DateJuly 31, 2006

Last NPPES UpdateOctober 1, 2010

✔ NPI 1679589923 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 3

★ Primary SpecialtyInternal Medicine · Sleep MedicineAllopathic & Osteopathic Physicians

Taxonomy Code207RS0012X

License✔ Licensed in WA · MD00048087

Definition

An Internist 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 ListedInternal MedicineTaxonomy 207R00000X · License 220329 (MA), MD00048087 (WA)

Also ListedInternal Medicine · Critical Care MedicineTaxonomy 207RC0200X · License MD00048087 (WA), 6698 (AK)

4545 CORDATA PKWY, Bellingham, WA 98226

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Other Identifiers 8

Other0230374WA · L&i And Crime Victims

Other7379892WA · Aetna

Medicaid1679589923WA

Other4439LAWA · Regence

Medicare PINK163038AK

Medicare UPING8872981WA

MedicaidMD1128WAK

Medicaid8482556WA

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Moda Health Plan, Inc., Premera Blue Cross Blue Shield of Alaska, Providence Health Plan.Insurance ›

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Kelvin N Lam 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 ID8921056565

PECOS Enrollment IDI20070803000533

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.

Medicare Billing Reassignments

Medicare enrollment records show Kelvin Lam reassigns Medicare billing to 3 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Peacehealth

Same address

Sleep Disorder Diagnostic

4545 CORDATA PARKWAY
Bellingham, WA 98226

Reassigned Medicare billing, Washington enrollment
390 clinicians in this Medicare group

NPI 1265692842 (360) 738-2200

Peacehealth Medical Group - Sedro Woolley

24 mi

Family Medicine

1990 HOSPITAL DR
Sedro Woolley, WA 98284

Reassigned Medicare billing, Washington enrollment
106 clinicians in this Medicare group

NPI 1407283179 (360) 856-8810

Peacehealth

598 mi

Diagnostic Radiology

3100 TONGASS AVE
Ketchikan, AK 99901

Reassigned Medicare billing, Alaska enrollment
156 clinicians in this Medicare group

NPI 1801965736 (907) 228-8300

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

Areas of Expertise CMS Part B claims 17

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.

260 services217 patients

Test to examine how well the lungs exchange gases 94729

This is a test called a pulmonary function test, which helps understand the efficiency of your lungs. It measures how much air your lungs can hold, how quickly you can move air in and out of your lungs, and how well your lungs put oxygen into and remove carbon dioxide from your blood.

232 services131 patients

Home sleep test (hst) with type iii portable monitor, unattended; minimum of 4 channels: 2 respiratory movement/airflow, 1 ecg/heart rate and 1 oxygen saturation G0399

A Home Sleep Test (HST) with a Type III Portable Monitor is an unattended test that records your breathing, heart rate, and oxygen levels during sleep. This test uses a minimum of 4 channels to monitor these parameters, helping to diagnose sleep disorders.

126 services68 patients

Critical care, first 30-74 minutes 99291

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.

120 services72 patients

Test to measure expiratory airflow and volume changes before and after medication administration 94060

This procedure measures how air flows in and out of your lungs. It's done before and after medication to see if the treatment improves your breathing. It's a simple, non-invasive test that involves breathing into a device called a spirometer.

118 services67 patients

Test to determine lung volumes using sensors 94726

This test, called spirometry, measures lung capacity using sensors. You breathe into a mouthpiece attached to a device that records the amount and rate of air you inhale and exhale. It helps diagnose and monitor lung conditions.

100 services57 patients

Test to measure rate of airflow 94375

This test, known as spirometry, measures how much air you can breathe in and out, and how quickly you can do so. It helps assess your lung function and can be used to diagnose or monitor conditions like asthma or COPD.

88 services47 patients

Test to measure expiratory airflow and volume 94010

This test, known as spirometry, assesses how well your lungs work. It measures how much air you can inhale, how much you can exhale and how quickly you can exhale. It's non-invasive and helps diagnose conditions like asthma or COPD.

55 services35 patients

Test to measure oxygen level in blood using ear or finger device continuously overnight 94762

This procedure involves using a small device, placed on your ear or finger, to continuously monitor your blood oxygen level overnight. It's painless, non-invasive, and helps assess your body's oxygen supply during sleep.

46 services46 patients

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.

30 services22 patients

Blood count, hemoglobin 85018

A blood count, specifically hemoglobin, is a standard test that measures the amount of hemoglobin in your blood. Hemoglobin is a protein in red blood cells that carries oxygen throughout your body. This test helps assess your overall health and detect a variety of disorders such as anemia or polycythemia.

27 services27 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.

27 services26 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 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.

18 services18 patients

Critical care, each additional 30 minutes 99292

Critical care refers to special attention given to patients facing life-threatening conditions. Each additional 30 minutes indicates the extension of this specialized care. This might include close monitoring, medication adjustments, and immediate interventions as needed.

16 services13 patients

Test to examine how well the lungs exchange gases 94729

13 services13 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.

13 services13 patients

Hospital Affiliations CMS Care Compare 3

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

Island Hospital

Acute Care Hospitals · Anacortes, WA

5/5 CMS rating

OwnershipGovernment - Hospital District or Authority

CMS Certification Number500007

Location1211 24th StreetAnacortes, WA 98221 · Skagit County

Emergency services Birthing friendly

St Joseph Hospital

Acute Care Hospitals · Bellingham, WA

4/5 CMS rating

OwnershipVoluntary non-profit - Other

CMS Certification Number500030

Location2901 Squalicum ParkwayBellingham, WA 98225 · Whatcom County

Emergency services Birthing friendly

Peacehealth United General Medical Center

Critical Access Hospitals · Sedro Woolley, WA

3/5 CMS rating

OwnershipGovernment - Hospital District or Authority

CMS Certification Number501329

Location2000 Hospital DriveSedro Woolley, WA 98284 · Skagit County

Emergency services

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 98226 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

$130.99 typical visit price

range $57.27 – $172.80

Typical copayment $32.74 (range $14.31 – $43.20)

Most-billed visit code 99204

Established Patient

$100.78 typical visit price

range $18.56 – $141.11

Typical copayment $25.19 (range $4.64 – $35.27)

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.

Referred Medical Equipment & Supplies CMS DME claims 23

Durable medical equipment, devices and supplies this provider ordered from DME suppliers for patients, from Medicare fee-for-service claims.

Tubing with integrated heating element for use with positive airway pressure device A4604

DME-Other DME · category DE001N

18 suppliers298 claims298 services$38.02 avg. paid by Medicare

Full face mask used with positive airway pressure device, each A7030

DME-Other DME · category DE001N

16 suppliers155 claims155 services$85.64 avg. paid by Medicare

Face mask interface, replacement for full face mask, each A7031

DME-Other DME · category DE001N

15 suppliers159 claims378 services$33.08 avg. paid by Medicare

Cushion for use on nasal mask interface, replacement only, each A7032

DME-Other DME · category DE001N

12 suppliers137 claims711 services$19.69 avg. paid by Medicare

Pillow for use on nasal cannula type interface, replacement only, pair A7033

DME-Other DME · category DE001N

12 suppliers102 claims544 services$15.19 avg. paid by Medicare

Nasal interface (mask or cannula type) used with positive airway pressure device, with or without head strap A7034

DME-Other DME · category DE001N

14 suppliers246 claims247 services$55.88 avg. paid by Medicare

Headgear used with positive airway pressure device A7035

DME-Other DME · category DE001N

19 suppliers245 claims245 services$18.95 avg. paid by Medicare

Chinstrap used with positive airway pressure device A7036

DME-Other DME · category DE001N

8 suppliers25 claims25 services$10.40 avg. paid by Medicare

Tubing used with positive airway pressure device A7037

DME-Other DME · category DE001N

11 suppliers72 claims72 services$15.95 avg. paid by Medicare

Filter, disposable, used with positive airway pressure device A7038

DME-Other DME · category DE001N

17 suppliers378 claims2,206 services$2.38 avg. paid by Medicare

Filter, non disposable, used with positive airway pressure device A7039

DME-Other DME · category DE001N

15 suppliers79 claims79 services$6.61 avg. paid by Medicare

Water chamber for humidifier, used with positive airway pressure device, replacement, each A7046

DME-Other DME · category DE001N

16 suppliers145 claims145 services$12.20 avg. paid by Medicare

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

DME-Oxygen and Supplies · category DC000N

3 suppliers34 claims34 services$16.45 avg. paid by Medicare

Home ventilator, any type, used with non-invasive interface, (e.g., mask, chest shell) E0466

DME-Other DME · category DE005N

3 suppliers63 claims63 services$772.34 avg. paid by Medicare

Respiratory assist device, bi-level pressure capability, without backup rate feature, used with noninvasive interface, e.g., nasal or facial mask (intermittent assist device with continuous positive airway pressure device) E0470

DME-Other DME · category DE001N

5 suppliers51 claims51 services$94.28 avg. paid by Medicare

Respiratory assist device, bi-level pressure capability, with back-up rate feature, used with noninvasive interface, e.g., nasal or facial mask (intermittent assist device with continuous positive airway pressure device) E0471

DME-Other DME · category DE001N

2 suppliers11 claims11 services$244.25 avg. paid by Medicare

High frequency chest wall oscillation system, with full anterior and/or posterior thoracic region receiving simultaneous external oscillation, includes all accessories and supplies, each E0483

DME-Other DME · category DE000N

1 supplier12 claims12 services$790.06 avg. paid by Medicare

Humidifier, heated, used with positive airway pressure device E0562

DME-Other DME · category DE001N

6 suppliers39 claims39 services$143.76 avg. paid by Medicare

Continuous positive airway pressure (cpap) device E0601

DME-Other DME · category DE001N

9 suppliers485 claims485 services$35.92 avg. paid by Medicare

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

DME-Oxygen and Supplies · category DC002N

9 suppliers168 claims168 services$85.51 avg. paid by Medicare

Portable oxygen concentrator, rental E1392

DME-Oxygen and Supplies · category DC002N

5 suppliers32 claims32 services$33.51 avg. paid by Medicare

Albuterol, inhalation solution, fda-approved final product, non-compounded, administered through dme, unit dose, 1 mg J7613

DME-Drugs Administered Through DME · category DG006N

2 suppliers21 claims3,450 services$0.03 avg. paid by Medicare

Pharmacy dispensing fee for inhalation drug(s); per 30 days Q0513

DME-Other DME · category DE000N

2 suppliers21 claims21 services$23.52 avg. paid by Medicare

Dollar amounts are the average Medicare paid the supplier per service. They are not the cost to the patient.

Other Providers at the Same Location NPPES 20

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

MELANIE R HARTLEY ARNP

Nurse Practitioner (Pediatrics, Critical Care)

4545 CORDATA PKWY, SUITE 1E
BELLINGHAM, WA 98226

Whatcom County (360) 738-2200

LESLIE HOUCK M.D.

Obstetrics & Gynecology (Gynecology)

4545 CORDATA PKWY
BELLINGHAM, WA 98226

Whatcom County (360) 738-2200

MADRONA MEDICAL GROUP,PS

Clinic/Center (Radiology)

4545 CORDATA PKWY
BELLINGHAM, WA 98226

Whatcom County (360) 738-2200

JOAN MARY CERVISI ARNP

Nurse Practitioner (Pediatrics)

4545 CORDATA PKWY
BELLINGHAM, WA 98226

Whatcom County (360) 738-2200

DR. SUKHJIT SINGH SHERGILL

Internal Medicine

4545 CORDATA PKWY, SUITE 2B
BELLINGHAM, WA 98226

Whatcom County (360) 738-2200

DIANA GUZA-WELLS M.D.

Internal Medicine

4545 CORDATA PKWY
BELLINGHAM, WA 98226

Whatcom County (360) 738-2200

RADU IVAN ARNP

Nurse Practitioner (Adult Health)

4545 CORDATA PKWY, SUITE 2A & 2B
BELLINGHAM, WA 98226

Whatcom County (360) 738-2200

DIANNE C. FOSTER ARNP

Nurse Practitioner (Obstetrics & Gynecology)

4545 CORDATA PKWY
BELLINGHAM, WA 98226

Whatcom County (360) 738-2200

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 Kelvin Lam's NPI number?

The NPI number for Kelvin Lam is 1679589923. It was assigned to this individual provider in the NPPES registry on July 31, 2006.

Where is Kelvin Lam located?

Kelvin Lam practices at 4545 Cordata Pkwy, Bellingham, WA 98226. The listed phone number is (360) 738-2200.

What is Kelvin Lam's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Sleep Medicine, with taxonomy code 207RS0012X.

Is Kelvin Lam enrolled in Medicare?

Yes. Kelvin Lam 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.

Which organizations bill Medicare for Kelvin Lam's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Kelvin Lam reassigns Medicare benefits to 3 organizations: Peacehealth (Bellingham, WA), Peacehealth Medical Group - Sedro Woolley (Sedro Woolley, WA) and Peacehealth (Ketchikan, AK). Each reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for Kelvin Lam's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Kelvin Lam accept?

Health plans from Moda Health Plan, Inc., Premera Blue Cross Blue Shield of Alaska and Providence Health Plan list Kelvin Lam 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 Kelvin Lam affiliated with any hospitals?

According to CMS data, Kelvin Lam is affiliated with Island Hospital, St Joseph Hospital and Peacehealth United General Medical Center.

When was this NPI record last updated?

The NPPES record for Kelvin Lam was last updated on October 1, 2010. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 16 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.