MERRYJEAN LOSSO M.D.
NPI 1174186027
Psychiatry & Neurology - Vascular Neurology in Chicago, IL

Q: What is the provider's specialty?

The provider's specialty is Psychiatry & Neurology with taxonomy code 2084V0102X and a focus in Vascular Neurology.

Active since April 17, 2019PECOS EnrolledAccepts Medicare Assignment

259 E ERIE ST STE 1900, CHICAGO, IL 60611(312) 695-7950(312) 695-5747 Get Directions Write a Review

NPPES record last updated: January 9, 2025. Verified against the NPPES registry weekly; last sync: July 19, 2026.

Record update history: Jan 9, 2025, Aug 20, 2024, Aug 15, 2023 and 1 more (4 updates tracked since 2019).

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About Merryjean Losso M.d. NPPES

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

MERRYJEAN LOSSO M.D. (NPI 1174186027) is an individual vascular neurology provider in Chicago, Illinois, licensed in Illinois (036170709) and active in the NPI registry since April 2019. She is enrolled in Medicare PECOS, is affiliated with Palos Community Hospital, and maintains a secondary practice location in Boston.

NPPES Registry Identity

NPI1174186027

Entity TypeIndividualFemale

Primary Taxonomy2084V0102X

Provider Legal NameMERRYJEAN LOSSOCredential: M.D.

Location Address259 E ERIE ST STE 1900Chicago, IL 60611-3246

Mailing Address330 Brookline AveBoston, MA 02215-5400

Phone(312) 695-7950

Fax(312) 695-5747

Sole ProprietorNo

Medical School CMSOakland Univ, William Beaumont School Of MedicineGraduated 2019

Enumeration DateApril 17, 2019

Last NPPES UpdateJanuary 9, 20254 updates tracked since enumeration

NPPES CertifiedJanuary 9, 2025

✔ NPI 1174186027 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 3

★ Primary SpecialtyPsychiatry & Neurology · Vascular NeurologyAllopathic & Osteopathic Physicians

Taxonomy Code2084V0102X

License✔ Licensed in IL · 036170709

Definition

Vascular Neurology is a subspecialty in the evaluation, prevention, treatment and recovery from vascular diseases of the nervous system. This subspecialty includes the diagnosis and treatment of vascular events of arterial or venous origin from a large number of causes that affect the brain or spinal cord such as ischemic stroke, intracranial hemorrhage, spinal cord ischemia and spinal cord hemorrhage.

Also ListedPsychiatry & Neurology · NeurologyTaxonomy 2084N0400X · License 1014769 (MA)

Also ListedStudent in an Organized Health Care Education/Training ProgramTaxonomy 390200000X

259 E ERIE ST STE 1900, Chicago, IL 60611

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Secondary Practice Location 1

Location 1330 Brookline AveBoston, MA 02215-5400 · Phone (617) 667-3210

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

Merryjean Losso 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 ID7810437738

PECOS Enrollment IDI20240906000638

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 3

Services this provider delivered to Medicare fee-for-service patients, from the 2024 & 2026 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 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 services17 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.

15 services15 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.

11 services11 patients

Hospital Affiliations CMS Care Compare 3

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

Palos Community Hospital

Acute Care Hospitals · Palos Heights, IL

3/5 CMS rating

OwnershipVoluntary non-profit - Private

CMS Certification Number140062

Location12251 South 80th AvenuePalos Heights, IL 60463 · Cook County

Emergency services Birthing friendly

Northwestern Lake Forest Hospital

Acute Care Hospitals · Lake Forest, IL

5/5 CMS rating

OwnershipVoluntary non-profit - Other

CMS Certification Number140130

Location1000 N Westmoreland RoadLake Forest, IL 60045 · Lake County

Emergency services Birthing friendly

Northwestern Memorial Hospital

Acute Care Hospitals · Chicago, IL

5/5 CMS rating

OwnershipVoluntary non-profit - Private

CMS Certification Number140281

Location251 E Huron StChicago, IL 60611 · Cook County

Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 60611 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

$138.86 typical visit price

range $60.08 – $183.39

Typical copayment $34.71 (range $15.02 – $45.84)

Most-billed visit code 99204

Established Patient

$105.70 typical visit price

range $18.97 – $148.12

Typical copayment $26.42 (range $4.74 – $37.03)

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.

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.

LEAH WARGOLET PA-C

Physician Assistant