DR. PETER AZARCON REYES M.D.
NPI 1508898370
Internal Medicine - Cardiovascular Disease in Baltimore, MD

Q: What is Peter Reyes's NPI number?

The NPI number for Peter Reyes is 1508898370. It was assigned to this individual provider in the NPPES registry on July 6, 2006.

Q: What is Peter Reyes'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 Peter Reyes was last updated on January 8, 2008. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 18 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 06, 2006PECOS EnrolledAccepts Medicare Assignment

83.33/100

CMS Quality Rating

22 S GREENE ST, BALTIMORE, MD 21201(410) 328-5793(410) 328-0248 Get Directions Write a Review

NPPES record last updated: January 8, 2008. Verified against the NPPES registry weekly; last sync: November 01, 2026.

On this page

About Dr. Peter Azarcon Reyes M.d. NPPES

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

DR. PETER AZARCON REYES M.D. (NPI 1508898370) is an individual cardiovascular disease provider in Baltimore, Maryland, licensed in Maryland (D64744) and active in the NPI registry since July 2006. He is enrolled in Medicare PECOS, is affiliated with Mercy Medical Center Inc, and is a graduate of University Of Maryland School Of Medicine (1998).

NPPES Registry Identity

NPI1508898370

Entity TypeIndividualMale

Primary Taxonomy207RC0000X

Provider Legal NameDR. PETER AZARCON REYESCredential: M.D.

Location Address22 S GREENE STBaltimore, MD 21201-1544

Mailing AddressPo Box 64442Baltimore, MD 21264-4442 · (410) 328-5793 · Fax (410) 328-0248

Phone(410) 328-5793

Fax(410) 328-0248

Sole ProprietorNo

Medical School CMSUniversity Of Maryland School Of MedicineGraduated 1998

Enumeration DateJuly 6, 2006

Last NPPES UpdateJanuary 8, 2008

✔ NPI 1508898370 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyInternal Medicine · Cardiovascular DiseaseAllopathic & Osteopathic Physicians

Taxonomy Code207RC0000X

License✔ Licensed in MD · D64744

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.

Also ListedInternal Medicine · Interventional CardiologyTaxonomy 207RI0011X · License D64744 (MD)

22 S GREENE ST, Baltimore, MD 21201

Open in Google Maps ↗

Other Identifiers 5

Medicare PINO505MD

OtherS062-0289MD · Blue Choice

Medicare UPINH53629

Medicare PINP00352314MD

Other888538-01MD · Blue Cross/blue Shield

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

Dr. Peter Azarcon Reyes 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 ID3779496229

PECOS Enrollment IDI20061201000095

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 Peter Reyes reassigns Medicare billing to 3 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

University Of Maryland Physicians PA

Same address

Nephrology

22 S GREENE ST
Baltimore, MD 21201

Reassigned Medicare billing, Maryland enrollment
614 clinicians in this Medicare group

NPI 1043262579 (410) 328-8040

St Paul Place Specialists, Inc.

0.7 mi

Hematology & Oncology

227 SAINT PAUL PLACE, 4TH FLOOR
Baltimore, MD 21202

Reassigned Medicare billing, Maryland enrollment
423 clinicians in this Medicare group

NPI 1174564736 (410) 783-5858

Annapolis Heart LLC

21 mi

Cardiovascular Disease

129 LUBRANO DR STE 301
Annapolis, MD 21401

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

NPI 1447977293 (443) 607-2299

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 34

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.

1,046 services766 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.

1,034 services511 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.

815 services479 patients

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

632 services306 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.

269 services259 patients

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

233 services226 patients

Telephone medical discussion with physician, 11-20 minutes 99442

This is a service where you have a phone conversation with your doctor for 11-20 minutes. It's used for discussing health concerns, reviewing test results, or managing ongoing conditions. It's a convenient way to receive medical advice without an in-person visit.

189 services156 patients

Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more 99212

This is a routine check-up for patients who have previously seen the doctor. During this 10-19 minute visit, the doctor will review your health status, discuss any concerns, and manage ongoing treatments or medications. It's a chance to ensure your health is on track.

108 services99 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.

84 services84 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.

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

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.

63 services63 patients

Evaluation of single, dual, multiple lead or leadless pacemaker system, remote up to 90 days 93294

This procedure evaluates your pacemaker system remotely for up to 90 days. It checks whether single, dual, multiple lead, or leadless pacemakers are working properly. It's a safe, convenient way to ensure your heart device is functioning optimally.

60 services24 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.

54 services54 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.

52 services51 patients

Heart rhythm recording of continous external ekg over 8-15 days 93246

A heart rhythm recording is a non-invasive procedure where a small device, attached externally, monitors your heart's electrical activity for 8-15 days. It helps detect irregular heart rhythms, assess heart rate, and guide treatment decisions. It's safe, painless, and can be done during normal daily activities.

52 services52 patients

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

46 services46 patients

Programming of dual lead pacemaker system 93280

Programming of a dual lead pacemaker system is a procedure to adjust your heart's pacemaker settings. This process involves a small device, called a programmer, that communicates with your pacemaker to ensure it's working optimally for your heart's needs.

45 services24 patients

Exercise or drug-induced heart stress test with electrocardiogram (ecg) with supervision and review by physician 93015

An exercise or drug-induced heart stress test with ECG is a procedure performed by a doctor to assess how your heart responds to exertion. It involves monitoring your heart's electrical activity while you exercise or after medication is given to mimic exercise effects.

36 services36 patients

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

36 services36 patients

Heart rhythm recording continous external ekg over more than 48 hours up to 7 days 93242

This procedure involves wearing a device, an external EKG, for up to 7 days to continuously monitor your heart rhythm. It helps detect irregularities that may not occur during a standard EKG. The device is non-invasive and safe.

32 services32 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.

24 services22 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.

24 services22 patients

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

22 services22 patients

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

22 services22 patients

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

22 services21 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.

18 services16 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.

18 services18 patients

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

17 services17 patients

Evaluation of single, dual, multiple lead or leadless pacemaker system, remote up to 90 days 93294

17 services16 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.

16 services14 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.

14 services14 patients

Ultrasound of heart, follow-up 93308

12 services12 patients

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

11 services11 patients

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

11 services11 patients

Hospital Affiliations CMS Care Compare 2

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

Mercy Medical Center Inc

Acute Care Hospitals · Baltimore, MD

4/5 CMS rating

OwnershipVoluntary non-profit - Church

CMS Certification Number210008

Location301 Saint Paul PlaceBaltimore, MD 21202 · 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

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 21201 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.

83.33/100

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

Scored as part of a group practice

Quality

69.7

Promoting Interoperability

100

Improvement Activities

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.

DR. LEONARD ANANG SOWAH M.D.

Internal Medicine

22 S GREENE ST
BALTIMORE, MD 21201

Baltimore City (410) 706-4619

VISHAL BHATNAGAR MD

Student in an Organized Health Care Education/Training Program

22 S GREENE ST, MEDICINE, N3E09
BALTIMORE, MD 21201

Baltimore City (410) 328-6110

NANCE J FOX P.A.-C

Physician Assistant (Medical)

22 S GREENE ST, G2K36
BALTIMORE, MD 21201

Baltimore City (410) 328-1170

HILARY TAMARA WOLF MD

Pediatrics (Adolescent Medicine)

22 S GREENE ST
BALTIMORE, MD 21201

Baltimore City (410) 328-7373

MS. LINDSAY BREAM O'MEARA CRNP

Nurse Practitioner (Acute Care)

22 S GREENE ST, SUITE S4D07
BALTIMORE, MD 21201

Baltimore City (410) 328-3365

NORA T OLIVER M.D., M.P.H.

Student in an Organized Health Care Education/Training Program

22 S GREENE ST, N3E09
BALTIMORE, MD 21201

Baltimore City (410) 328-5756

SHOSHANA JO WEINER

Internal Medicine

22 S GREENE ST
BALTIMORE, MD 21201

Baltimore City (617) 214-1332

JENNA VANLIERE CANZONIERO M.D.

Internal Medicine

22 S GREENE ST, N3E09
BALTIMORE, MD 21201

Baltimore City (410) 328-5756

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 Peter Reyes's NPI number?

The NPI number for Peter Reyes is 1508898370. It was assigned to this individual provider in the NPPES registry on July 6, 2006.

Where is Peter Reyes located?

Peter Reyes practices at 22 S Greene St, Baltimore, MD 21201. The listed phone number is (410) 328-5793.

What is Peter Reyes's specialty?

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

Is Peter Reyes enrolled in Medicare?

Yes. Peter Reyes 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 Peter Reyes's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Peter Reyes reassigns Medicare benefits to 3 organizations: University Of Maryland Physicians PA (Baltimore, MD), St Paul Place Specialists, Inc. (Baltimore, MD) and Annapolis Heart LLC (Annapolis, 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 Peter Reyes's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

Is Peter Reyes affiliated with any hospitals?

According to CMS data, Peter Reyes is affiliated with Mercy Medical Center Inc and Luminis Health Anne Arundel Medical Center, Inc.

When was this NPI record last updated?

The NPPES record for Peter Reyes was last updated on January 8, 2008. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 18 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.