DR. ERIN DONNELLY MICHOS M.D.
NPI 1447300439
Internal Medicine - Cardiovascular Disease in Baltimore, MD

Q: What is Erin Michos's NPI number?

The NPI number for Erin Michos is 1447300439. It was assigned to this individual provider in the NPPES registry on January 11, 2007.

Q: What is Erin Michos'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 Erin Michos was last updated on March 30, 2023. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 3 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 January 11, 2007PECOS Enrolled

74.39/100

CMS Quality Rating

JOHNS HOPKINS HOSPITAL DIVISION OF CARDIOLOGY, CARNEIGE 568, 600 N. WOLFE STREET, BALTIMORE, MD 21287(410) 955-3116 Get Directions Write a Review

NPPES record last updated: March 30, 2023. Verified against the NPPES registry weekly; last sync: October 18, 2026.

On this page

About Dr. Erin Donnelly Michos M.d. NPPES

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

DR. ERIN DONNELLY MICHOS M.D. (NPI 1447300439) is an individual cardiovascular disease provider in Baltimore, Maryland, licensed in Maryland (D0064085) and active in the NPI registry since January 2007. She is enrolled in Medicare PECOS, is affiliated with Johns Hopkins Hospital, The, and is a graduate of Northwestern University Feinberg Medical School (2000).

NPPES Registry Identity

NPI1447300439

Entity TypeIndividualFemale

Primary Taxonomy207RC0000X

Provider Legal NameDR. ERIN DONNELLY MICHOSCredential: M.D.

Location AddressJOHNS HOPKINS HOSPITAL DIVISION OF CARDIOLOGY, CARNEIGE 568, 600 N. WOLFE STREETBaltimore, MD 21287-0001

Mailing Address6201 Greenleigh AveMiddle River, MD 21220-2004 · (410) 933-6423 · Fax (410) 500-4266

Phone(410) 955-3116

Sole ProprietorNo

Medical School CMSNorthwestern University Feinberg Medical SchoolGraduated 2000

Enumeration DateJanuary 11, 2007

Last NPPES UpdateMarch 30, 2023

NPPES CertifiedMarch 30, 2023

✔ NPI 1447300439 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 MD · D0064085

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.

JOHNS HOPKINS HOSPITAL DIVISION OF CARDIOLOGY, Baltimore, MD 21287

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Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Dr. Erin Donnelly Michos M.d. is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

PECOS PAC ID7113018359

PECOS Enrollment IDI20070802000325, I20191230001376

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 Erin Michos reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Johns Hopkins University

Same address

Cardiovascular Disease

600 N WOLFE ST
Baltimore, MD 21287

Reassigned Medicare billing, District of Columbia and Maryland enrollments
Also billed through NPI 1922581412 (Maryland), NPI 1487118048 (Maryland)
39 clinicians in this Medicare group

NPI 1801891080 (410) 933-4397

Johns Hopkins University

Same address

Orthopaedic Surgery

600 N WOLFE ST
Baltimore, MD 21287

Reassigned Medicare billing, Maryland enrollment
4,483 clinicians in this Medicare group

NPI 1013913789 (410) 955-5000

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 13

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.

1,397 services897 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.

254 services249 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.

111 services103 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.

106 services98 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.

103 services95 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.

73 services73 patients

Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report 93000

An electrocardiogram (ECG) is a non-invasive test that records your heart's electrical activity. Using 12 leads attached to your body, it captures data to help identify heart conditions. A doctor interprets the results and provides a report.

64 services62 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.

48 services47 patients

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

40 services40 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.

35 services35 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.

27 services25 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.

19 services19 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.

14 services14 patients

Hospital Affiliations CMS Care Compare 5

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

Johns Hopkins Hospital, The

Acute Care Hospitals · Baltimore, MD

4/5 CMS rating

OwnershipVoluntary non-profit - Private

CMS Certification Number210009

Location600 North Wolfe StreetBaltimore, MD 21287 · Baltimore City County

Emergency services Birthing friendly

Luminis Health Anne Arundel Medical Center, Inc

Acute Care Hospitals · Annapolis, MD

3/5 CMS rating

OwnershipVoluntary non-profit - Private

CMS Certification Number210023

Location2001 Medical ParkwayAnnapolis, MD 21401 · Anne Arundel County

Emergency services Birthing friendly

Johns Hopkins Bayview Medical Center

Acute Care Hospitals · Baltimore, MD

3/5 CMS rating

OwnershipVoluntary non-profit - Private

CMS Certification Number210029

Location4940 Eastern AvenueBaltimore, MD 21224 · Baltimore City County

Emergency services Birthing friendly

Johns Hopkins Howard County Medical Center

Acute Care Hospitals · Columbia, MD

3/5 CMS rating

OwnershipVoluntary non-profit - Private

CMS Certification Number210048

Location5755 Cedar LaneColumbia, MD 21044 · Howard County

Emergency services Birthing friendly

Medstar Good Samaritan Hospital

Acute Care Hospitals · Baltimore, MD

3/5 CMS rating

OwnershipVoluntary non-profit - Other

CMS Certification Number210056

Location5601 Loch Raven BoulevardBaltimore, MD 21239 · Baltimore City County

Emergency services

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 21287 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

$139.05 typical visit price

range $60.73 – $183.44

Typical copayment $34.76 (range $15.18 – $45.86)

Most-billed visit code 99204

Established Patient

$75.47 typical visit price

range $19.60 – $149.17

Typical copayment $18.86 (range $4.90 – $37.29)

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.

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.

74.39/100

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

Scored as part of a group practice

Quality

64.71

Promoting Interoperability

Improvement Activities

Cost

52.43

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 Erin Michos's NPI number?

The NPI number for Erin Michos is 1447300439. It was assigned to this individual provider in the NPPES registry on January 11, 2007.

Where is Erin Michos located?

Erin Michos practices at Johns Hopkins Hospital Division Of Cardiology Carneige 568, 600 N. Wolfe Street, Baltimore, MD 21287. The listed phone number is (410) 955-3116.

What is Erin Michos's specialty?

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

Is Erin Michos enrolled in Medicare?

Yes. Erin Michos is registered in the Medicare PECOS enrollment system.

Which organizations bill Medicare for Erin Michos's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Erin Michos reassigns Medicare benefits to 2 organizations: Johns Hopkins University (Baltimore, MD) and Johns Hopkins University (Baltimore, MD). 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 Erin Michos's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

Is Erin Michos affiliated with any hospitals?

According to CMS data, Erin Michos is affiliated with Johns Hopkins Hospital, The, Luminis Health Anne Arundel Medical Center, Inc, Johns Hopkins Bayview Medical Center, Johns Hopkins Howard County Medical Center and Medstar Good Samaritan Hospital.

When was this NPI record last updated?

The NPPES record for Erin Michos was last updated on March 30, 2023. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 3 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.