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MICHAEL JOSEPH CAMMARATA
NPI 1538620117
Internal Medicine in Baltimore, MD

Active since March 27, 2019PECOS Enrolled
1800 ORLEANS STREET, BALTIMORE, MD 21264(410) 502-2037(410) 955-0737 Get Directions Write a Review

NPPES record last updated: July 23, 2024. Verified against the NPPES registry weekly; last sync: November 01, 2026.

Record update history: Jul 23, 2024, Feb 21, 2023, May 27, 2022 (3 updates tracked since 2022).

About Michael Joseph Cammarata NPPES

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

MICHAEL JOSEPH CAMMARATA (NPI 1538620117) is an individual internal medicine provider in Baltimore, Maryland, licensed in Maryland (D98537) and active in the NPI registry since March 2019. He is enrolled in Medicare PECOS, is affiliated with Johns Hopkins Hospital, The, and maintains 2 additional practice locations.

NPPES Registry Identity

NPI1538620117
Entity TypeIndividualMale
Primary Taxonomy207R00000X
Provider Legal NameMICHAEL JOSEPH CAMMARATA
Location Address1800 ORLEANS STREETBaltimore, MD 21264-6821
Mailing Address6201 Greenleigh AveMiddle River, MD 21220-2004 · (410) 933-6423 · Fax (410) 500-4266
Phone(410) 502-2037
Fax(410) 955-0737
Sole ProprietorNo
Medical School CMSEastern Virginia Medical SchoolGraduated 2019
Enumeration DateMarch 27, 2019
Last NPPES UpdateJuly 23, 20243 updates tracked since enumeration
NPPES CertifiedJuly 23, 2024
✔ NPI 1538620117 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207R00000X
License✔ Licensed in MD · D98537
Definition
A physician who provides long-term, comprehensive care in the office and the hospital, managing both common and complex illness of adolescents, adults and the elderly. Internists are trained in the diagnosis and treatment of cancer, infections and diseases affecting the heart, blood, kidneys, joints and digestive, respiratory and vascular systems. They are also trained in the essentials of primary care internal medicine, which incorporates an understanding of disease prevention, wellness, substance abuse, mental health and effective treatment of common problems of the eyes, ears, skin, nervous system and reproductive organs.
1800 ORLEANS STREET, Baltimore, MD 21264
Open in Google Maps ↗

Secondary Practice Locations 2

Location 15501 Hopkins Bayview CirBaltimore, MD 21224-6821 · Phone (410) 550-2044
Location 24940 Eastern AveBaltimore, MD 21224-2735 · Phone (410) 550-5568 · Fax (410) 550-0470

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Michael Joseph Cammarata is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

PECOS PAC ID3173928827
PECOS Enrollment IDI20240805004159
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

2

Medicare enrollment records show Michael Cammarata 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
0.1 mi
General Practice
600 N WOLFE ST
Baltimore, MD 21205
  • Reassigned Medicare billing, Maryland enrollment
  • 4,483 clinicians in this Medicare group
NPI 1033190442 (410) 614-1732
Johns Hopkins University
0.1 mi
Hospitalist
600 N WOLFE ST
Baltimore, MD 21287
  • Reassigned Medicare billing, Maryland enrollment
  • 338 clinicians in this Medicare group
NPI 1902332133 (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 5

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.

Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 99233
Follow-up hospital inpatient care per day typically involves a 35-minute check-up by your healthcare provider. This service includes monitoring your health progress, adjusting your treatment plan if needed, and answering any questions you may have about your condition or care.
90 services36 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.
20 services14 patients
Limited ultrasound scan of joint or other extremity structure except blood vessels 76882
A limited ultrasound scan of a joint or other extremity structure lacking blood vessels is a non-invasive procedure that uses sound waves to create images of the inside of your body. This helps in diagnosing and monitoring conditions related to your joints or other similar structures.
17 services12 patients
Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 99223
Initial hospital inpatient care per day, typically 70 minutes, refers to the daily medical service provided to patients admitted to the hospital. This includes a comprehensive evaluation, diagnosis, treatment plan, and monitoring of your health condition. It ensures your well-being during your hospital stay.
13 services13 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.
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.

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

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

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 21264 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
$106.59 typical visit price
range $19.60 – $149.17
Typical copayment $26.64 (range $4.90 – $37.29)
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.

BRENDA LOUISE BANWELL MD
Pediatrics
1800 ORLEANS STREET
BALTIMORE, MD 21264
Baltimore City (410) 955-5000
KAREN R ELIAS VALLADARES CRNP
Nurse Practitioner (Critical Care Medicine)
1800 ORLEANS STREET
BALTIMORE, MD 21264
Baltimore City (410) 955-2800
DAVID DANIEL MD
Pathology (Blood Banking & Transfusion Medicine)
1800 ORLEANS STREET
BALTIMORE, MD 21264
Baltimore City (410) 502-2037
SHING CHAO MD
Student in an Organized Health Care Education/Training Program
1800 ORLEANS STREET
BALTIMORE, MD 21264
Baltimore City (410) 955-5000
IAN KYLE EVERITT MD
Internal Medicine (Cardiovascular Disease)
1800 ORLEANS STREET
BALTIMORE, MD 21264
Baltimore City (410) 955-5000
MOHANAD BALDAWI MD
Anesthesiology
1800 ORLEANS STREET
BALTIMORE, MD 21264
Baltimore City (410) 550-0500
VARUN SRITEJA KAVURU
Internal Medicine (Endocrinology, Diabetes & Metabolism)
1800 ORLEANS STREET
BALTIMORE, MD 21264
Baltimore City (410) 955-5000
JOSHUA P. KANTER MD
Pediatrics (Pediatric Cardiology)
1800 ORLEANS STREET
BALTIMORE, MD 21264
Baltimore City (410) 502-2037

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 Cammarata's NPI number?

The NPI number for Michael Cammarata is 1538620117. It was assigned to this individual provider in the NPPES registry on March 27, 2019.

Where is Michael Cammarata located?

Michael Cammarata practices at 1800 Orleans Street, Baltimore, MD 21264. The listed phone number is (410) 502-2037.

What is Michael Cammarata's specialty?

The primary specialty registered for this NPI is Internal Medicine with taxonomy code 207R00000X.

Is Michael Cammarata enrolled in Medicare?

Yes. Michael Cammarata is registered in the Medicare PECOS enrollment system.

Which organizations bill Medicare for Michael Cammarata's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Michael Cammarata 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 Michael Cammarata's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

Is Michael Cammarata affiliated with any hospitals?

According to CMS data, Michael Cammarata is affiliated with Johns Hopkins Hospital, The and Johns Hopkins Bayview Medical Center.

When was this NPI record last updated?

The NPPES record for Michael Cammarata was last updated on July 23, 2024. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 2 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.