MICHAEL JOSEPH LONGO MD
NPI 1508838467
Internal Medicine - Cardiovascular Disease in Seattle, WA

Q: What is Michael Longo's NPI number?

The NPI number for Michael Longo is 1508838467. It was assigned to this individual provider in the NPPES registry on February 6, 2006.

Q: What is Michael Longo's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Cardiovascular Disease, with taxonomy code 207RC0000X.

Q: When was this NPI record last updated?

The NPPES record for Michael Longo was last updated on August 31, 2011. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 14 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 February 06, 2006PECOS EnrolledAccepts Medicare Assignment

1100 9TH AVE, SEATTLE, WA 98101(206) 223-6600 Get Directions Write a Review

NPPES record last updated: August 31, 2011. Verified against the NPPES registry weekly; last sync: August 09, 2026.

On this page

About Michael Joseph Longo Md NPPES

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

MICHAEL JOSEPH LONGO MD (NPI 1508838467) is an individual cardiovascular disease provider in Seattle, Washington, licensed in Washington (MD00037280) and active in the NPI registry since February 2006. He is enrolled in Medicare PECOS, is affiliated with Virginia Mason Medical Center, and is a graduate of State University Of New York At Buffalo School Of Medicine (1992).

NPPES Registry Identity

NPI1508838467

Entity TypeIndividualMale

Primary Taxonomy207RC0000X

Provider Legal NameMICHAEL JOSEPH LONGOCredential: MD

Location Address1100 9TH AVESeattle, WA 98101-2756

Mailing Address1100 Olive Way, Ms:m4-paSeattle, WA 98101-1873 · (206) 515-5811

Phone(206) 223-6600

Sole ProprietorNo

Medical School CMSState University Of New York At Buffalo School Of MedicineGraduated 1992

Enumeration DateFebruary 6, 2006

Last NPPES UpdateAugust 31, 2011

✔ NPI 1508838467 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal Medicine · Cardiovascular DiseaseAllopathic & Osteopathic Physicians

Taxonomy Code207RC0000X

License✔ Licensed in WA · MD00037280

Definition

An internist who specializes in diseases of the heart and blood vessels and manages complex cardiac conditions such as heart attacks and life-threatening, abnormal heartbeat rhythms.

1100 9TH AVE, Seattle, WA 98101

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Other Identifiers 8

Medicaid8243628WA

Medicare PINAB11509WA

Medicare UPING07012

OtherL05190WA · Individual Blue Shield

OtherMD6212WA · Alaska Medicaid

Other1508838467WA · Montana Medicaid

Medicare PINAB34231WA

Other060057141WA · Railroad Medicare

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include PacificSource Health Plans, Premera Blue Cross Blue Shield of Alaska, 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

Michael Joseph Longo Md 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 ID2062542673

PECOS Enrollment IDI20100608000796

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 45

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.

Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only 93010

A routine electrocardiogram (ECG) with 12 leads is a simple, non-invasive test that records the electrical activity of your heart. It helps in identifying heart conditions by detecting irregularities in your heart rhythms. The results are interpreted and a report is provided.

448 services375 patients

Ultrasound of heart with color-depicted blood flow, rate, direction and valve function 93306

This is a heart ultrasound, also known as an echocardiogram. It uses sound waves to create pictures of your heart, showing how blood flows through it. The color depicts the blood flow's speed and direction. It also checks the heart's valves to ensure they're working properly.

433 services419 patients

Ultrasound of heart with color-depicted blood flow, rate, direction and valve function 93306

325 services320 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.

218 services169 patients

Ultrasound of heart with color-depicted blood flow, rate and valve function 93325

An ultrasound of the heart, also known as an echocardiogram, uses sound waves to create pictures of your heart. It shows the structure, movement, and blood flow within your heart. This helps assess the heart's health and function, including the valves and rate.

200 services196 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.

190 services167 patients

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

178 services135 patients

Ultrasound of heart blood flow, valves and chambers, follow-up 93321

This procedure, an echocardiogram, uses sound waves to create images of your heart. It aids in assessing your heart's blood flow, chambers, and valves. It's a follow-up procedure, ensuring that your heart is functioning properly post-treatment.

157 services156 patients

Ultrasound of heart blood flow, valves and chambers, follow-up 93321

152 services150 patients

Ultrasound of heart with color-depicted blood flow, rate and valve function 93325

150 services148 patients

Injection, atropine sulfate, 0.01 mg J0461

Atropine sulfate is a medication given via injection to regulate heart rate or treat certain types of poisoning. The 0.01 mg dosage is carefully measured to provide effective, safe treatment.

139 services12 patients

Ultrasound of heart with continuous electrocardiogram (ecg) during rest, exercise and/or drug induced stress with review and report 93351

This procedure involves using ultrasound technology to create images of your heart while you rest, exercise, or undergo drug-induced stress. An ECG continuously monitors your heart's electrical activity. It helps doctors assess heart health and function.

136 services134 patients

Heart muscle strain imaging 93356

Heart muscle strain imaging is a non-invasive test that uses sound waves to create pictures of your heart. It helps doctors evaluate how well your heart muscle is working and detect any damage or disease. This can aid in diagnosing heart conditions and guiding treatment plans.

119 services119 patients

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

113 services108 patients

Insertion of needle into vein for collection of blood sample 36415

This procedure involves inserting a small needle into a vein, typically in your arm, to collect a blood sample. It's a quick and simple process to help diagnose or monitor health conditions. You may feel a small prick, but discomfort is minimal.

104 services85 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.

97 services60 patients

Ultrasound of heart during rest, exercise and/or drug-induced stress with report 93350

This procedure involves using ultrasound imaging to view your heart at rest, during exercise, and/or under drug-induced stress. It helps assess how well your heart responds to exertion. A report of the findings is provided after the test.

93 services93 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.

84 services84 patients

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

82 services82 patients

Heart rhythm review, and interpretation of continous external ekg over more than 48 hours up to 7 days 93244

A heart rhythm review involves monitoring your heart's electrical activity for more than 48 hours up to 7 days. Using a device called an external EKG, doctors can track your heartbeats to detect irregularities and help diagnose heart conditions.

63 services63 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.

62 services61 patients

Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only 93010

61 services61 patients

Exercise or drug-induced heart stress test with electrocardiogram (ecg) with review by physician 93018

An exercise or drug-induced heart stress test with ECG is a procedure to assess how your heart functions under stress. It can involve exercising or medication to make your heart work harder while an ECG records its activity. A physician reviews the results.

58 services58 patients

Ultrasound of heart with continuous electrocardiogram (ecg) during rest, exercise and/or drug induced stress with review and report 93351

53 services53 patients

Ultrasound of heart, follow-up 93308

A follow-up ultrasound of the heart, also known as an echocardiogram, is a non-invasive test that uses sound waves to create images of your heart. It helps doctors monitor your heart's function and structures after initial assessment or treatment.

50 services50 patients

Routine electrocardiogram (ecg) using at least 12 leads with tracing 93005

An Electrocardiogram (ECG) is a simple, painless test that records the heart's electrical activity. Using 12 leads attached to your skin, it generates a tracing of your heart rhythm. It helps detect any heart problems by showing the timing and strength of electrical signals passing through each part of your heart.

49 services44 patients

Ultrasound of heart with probe in esophagus, with report 93312

This procedure, called a transesophageal echocardiogram, uses a small probe passed into your esophagus to capture detailed images of your heart. The report provides information about your heart's structure and function.

48 services48 patients

Injection of x-ray contrast during ultrasound of heart 93352

This procedure involves injecting a special dye into your bloodstream during a heart ultrasound. This dye, visible on X-rays, helps create clearer images of your heart's structure and function. It's safe and assists in diagnosing heart conditions accurately.

47 services47 patients

Injection, perflutren lipid microspheres, per ml Q9957

Perflutren lipid microspheres injection, per ml, is a diagnostic tool used to enhance ultrasound images. It contains tiny gas-filled bubbles that improve the clarity of the images, aiding in a more accurate diagnosis.

46 services23 patients

External shock to heart to regulate heart beat 92960

This procedure, known as cardioversion, uses an external electrical shock to restore your heart's normal rhythm. It's typically performed when irregular heartbeats, or arrhythmias, are causing severe symptoms and aren't responding to medications.

44 services40 patients

Anticoagulant management of patient taking warfarin 93793

Anticoagulant management with warfarin involves monitoring and adjusting your medication to prevent blood clots while minimizing the risk of bleeding. Regular blood tests measure your response to warfarin, helping adjust your dose if necessary. It's crucial to maintain a consistent diet and promptly report any changes in your health.

42 services35 patients

Heart muscle strain imaging 93356

40 services39 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.

31 services26 patients

Injection of x-ray contrast during ultrasound of heart 93352

26 services26 patients

Office or other outpatient visit for the evaluation and management of established patient that may not require presence of healthcare professional 99211

This service involves an outpatient visit for established patients who may not need direct interaction with a healthcare professional. It could include reviewing test results, monitoring existing conditions, or adjusting treatment plans. It's typically done remotely, ensuring your comfort and convenience.

21 services16 patients

Insertion of tube in left lower heart chamber and coronary artery for diagnosis with review by radiologist 93458

This procedure involves placing a tube into your left lower heart chamber and coronary artery. It helps doctors diagnose heart conditions by allowing them to view these areas in detail. A radiologist will review the images to ensure accurate diagnosis.

20 services20 patients

Heart rhythm review and interpretation of continous external ekg over 8-15 days 93248

This service involves wearing a device for 8-15 days that continuously records your heart's electrical activity. It helps in identifying irregular heart rhythms. The recorded data is then reviewed and interpreted by a healthcare professional for any abnormalities.

18 services18 patients

Exercise or drug-induced heart stress test with electrocardiogram (ecg) with supervision by physician 93016

An exercise or drug-induced heart stress test with ECG involves monitoring your heart's activity while it's under stress, either from exercise or medication. A doctor supervises the entire procedure to ensure safety and accuracy in results. This test helps detect heart problems.

16 services16 patients

Insertion of tube in coronary artery for diagnosis with review by radiologist 93454

This procedure involves placing a small tube into your coronary artery. It helps to identify any blockages or issues within the artery. A radiologist, a doctor specialized in medical imaging, will review the results to ensure accurate diagnosis.

15 services14 patients

Exercise or drug-induced heart stress test with electrocardiogram (ecg) with supervision by physician 93016

14 services14 patients

Electrocardiogram (ecg) 2-day continuous with review by health care professional 93227

An Electrocardiogram (ECG) is a test that checks your heart's activity. The 2-day continuous ECG records your heart's rhythm non-stop for 48 hours. It helps to detect irregularities that may not occur during a shorter test. A healthcare professional will review the results to identify any issues.

14 services14 patients

New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more 99203

This service involves an initial office or outpatient visit for a new patient. The healthcare professional will spend 30-44 minutes understanding your health history, current issues, and discussing possible treatment plans. It's a comprehensive evaluation to start your healthcare journey.

12 services12 patients

Unclassified drugs J3490

Unclassified drugs are medications that don't fit into an existing category or class due to their unique properties or uses. They may be used for various conditions and their effects may differ widely. Always ask your healthcare provider for more information about these drugs.

12 services12 patients

New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more 99203

11 services11 patients

Injection, dobutamine hydrochloride, per 250 mg J1250

Dobutamine hydrochloride is a medication that is injected into the body to improve heart function. It helps the heart pump blood more efficiently, which can be beneficial for conditions like heart failure or after a heart attack. It is administered per 250 mg dosage.

11 services11 patients

Hospital Affiliations CMS Care Compare 5

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

Virginia Mason Medical Center

Acute Care Hospitals · Seattle, WA

5/5 CMS rating

OwnershipVoluntary non-profit - Private

CMS Certification Number500005

Location925 Seneca StSeattle, WA 98101 · King County

Emergency services Birthing friendly

Olympic Medical Center

Acute Care Hospitals · Port Angeles, WA

4/5 CMS rating

OwnershipGovernment - Local

CMS Certification Number500072

Location939 Caroline StPort Angeles, WA 98362 · Clallam County

Emergency services Birthing friendly

Jefferson Healthcare

Critical Access Hospitals · Port Townsend, WA

4/5 CMS rating

OwnershipGovernment - Hospital District or Authority

CMS Certification Number501323

Location834 Sheridan StreetPort Townsend, WA 98368 · Jefferson County

Emergency services Birthing friendly

Forks Community Hospital

Critical Access Hospitals · Forks, WA

OwnershipGovernment - Hospital District or Authority

CMS Certification Number501325

Location530 Bogachiel WayForks, WA 98331 · Clallam County

Emergency services Birthing friendly

Kittitas Valley Community Hospital

Critical Access Hospitals · Ellensburg, WA

OwnershipGovernment - Hospital District or Authority

CMS Certification Number501333

Location603 South ChestnutEllensburg, WA 98926 · Kittitas County

Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 98101 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

$143.76 typical visit price

range $63.67 – $189.37

Typical copayment $35.94 (range $15.91 – $47.34)

Most-billed visit code 99204

Established Patient

$78.74 typical visit price

range $21.12 – $155.00

Typical copayment $19.68 (range $5.28 – $38.75)

Most-billed visit code 99213

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

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.

JACLYN ANN SUBKOVIAK OT

Occupational Therapist

1100 9TH AVE
SEATTLE, WA 98101

King County (206) 341-0461

MARCIE G HUME PHARM.D.

Pharmacist

1100 9TH AVE, MS C3-PO
SEATTLE, WA 98101

King County (206) 223-6877

DR. VINAY GUPTA MD

Internal Medicine (Critical Care Medicine)

1100 9TH AVE
SEATTLE, WA 98101

King County (206) 223-6980

MARY JO BUKOVIC CCP

Contractor

1100 9TH AVE
SEATTLE, WA 98101

King County (206) 223-6600

PEGAH SAFAEIAN D.O.

Physical Medicine & Rehabilitation

1100 9TH AVE
SEATTLE, WA 98101

King County (206) 223-6600

MRS. GENEVIEVE HOUDET-COTE SLP

Speech-Language Pathologist

1100 9TH AVE, MS:H4-PMR
SEATTLE, WA 98101

King County (206) 341-0461

ROBERT DALE MCCLURE MD

Surgery

1100 9TH AVE
SEATTLE, WA 98101

King County (206) 223-6600

VIRGINIA MASON MEDICAL CENTER

Internal Medicine (Gastroenterology)

1100 9TH AVE
SEATTLE, WA 98101

King County (206) 223-6600

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 Michael Longo's NPI number?

The NPI number for Michael Longo is 1508838467. It was assigned to this individual provider in the NPPES registry on February 6, 2006.

Where is Michael Longo located?

Michael Longo practices at 1100 9th Ave, Seattle, WA 98101. The listed phone number is (206) 223-6600.

What is Michael Longo's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Cardiovascular Disease, with taxonomy code 207RC0000X.

Is Michael Longo enrolled in Medicare?

Yes. Michael Longo 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 Michael Longo accept?

Health plans from PacificSource Health Plans, Premera Blue Cross Blue Shield of Alaska and Providence Health Plan list Michael Longo 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 Michael Longo affiliated with any hospitals?

According to CMS data, Michael Longo is affiliated with Virginia Mason Medical Center, Olympic Medical Center, Jefferson Healthcare, Forks Community Hospital and Kittitas Valley Community Hospital.

When was this NPI record last updated?

The NPPES record for Michael Longo was last updated on August 31, 2011. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 14 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.