DILJON SINGH CHAHAL MD
NPI 1184883217
Internal Medicine - Interventional Cardiology in Baltimore, MD

Active since June 04, 2008PECOS EnrolledAccepts Medicare Assignment
22 S GREENE ST, BALTIMORE, MD 21201(410) 328-7877(410) 328-1048 Get Directions Write a Review

NPPES record last updated: February 27, 2025. Verified against the NPPES registry weekly; last sync: July 19, 2026.

Record update history: Feb 27, 2025, Aug 14, 2018 (2 updates tracked since 2018).

About Diljon Singh Chahal Md NPPES

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

DILJON SINGH CHAHAL MD (NPI 1184883217) is an individual interventional cardiology provider in Baltimore, Maryland, licensed in Maryland (D84713) and active in the NPI registry since June 2008. He is enrolled in Medicare PECOS, is affiliated with University Of Maryland Medical Center, and maintains 4 additional practice locations.

NPPES Registry Identity

NPI1184883217
Entity TypeIndividualMale
Primary Taxonomy207RI0011X
Provider Legal NameDILJON SINGH CHAHALCredential: MD
Location Address22 S GREENE STBaltimore, MD 21201
Mailing AddressPo Box 64442Baltimore, MD 21264-4442 · (410) 328-8040 · Fax (443) 462-3514
Fax(410) 328-1048
Sole ProprietorYes
Medical School CMSMedical College Of WisconsinGraduated 2008
Enumeration DateJune 4, 2008
Last NPPES UpdateFebruary 27, 20252 updates tracked since enumeration
NPPES CertifiedFebruary 27, 2025
NPI 1184883217 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 3

Primary SpecialtyInternal Medicine · Interventional CardiologyAllopathic & Osteopathic Physicians
Taxonomy Code207RI0011X
License Licensed in MD · D84713
Definition

An area of medicine within the subspecialty of cardiology, which uses specialized imaging and other diagnostic techniques to evaluate blood flow and pressure in the coronary arteries and chambers of the heart and uses technical procedures and medications to treat abnormalities that impair the function of the cardiovascular system.

Also ListedInternal MedicineTaxonomy 207R00000X · License D84713 (MD)
Also ListedInternal Medicine · Cardiovascular DiseaseTaxonomy 207RC0000X · License D84713 (MD)
22 S GREENE ST, Baltimore, MD 21201

Secondary Practice Locations 4

Location 1827 Linden Ave Fl 2Baltimore, MD 21201-4606 · Phone (410) 328-7877 · Fax (410) 225-8008
Location 27601 Osler DrBaltimore, MD 21204-7700 · Phone (410) 337-3947 · Fax (410) 427-2581
Location 3200 Memorial AveWestminster, MD 21157-5726 · Phone (410) 328-7877 · Fax (410) 328-1048
Location 4118 Westminster Pike Ste 106Reisterstown, MD 21136-1060 · Phone (410) 876-0086 · Fax (410) 702-7168

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

Diljon Singh Chahal 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 ID3577862762
PECOS Enrollment IDI20180823003022, I20250123002744
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 23

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.

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.
610 services409 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.
144 services127 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.
139 services123 patients
Ultrasound evaluation of heart blood vessel or graft with review by radiologist, initial vessel 92978
This procedure involves using ultrasound technology to examine the first vessel of your heart or graft. A radiologist will review the images. It's a non-invasive way to check the health of your heart's blood vessels.
132 services119 patients
Insertion of stents with balloon dilation of coronary artery or branch, single artery or branch 92928
This procedure involves placing a small, mesh tube (stent) in your coronary artery to keep it open. A balloon is used to expand the stent and artery, improving blood flow to your heart. It's typically done for a single artery or branch.
121 services87 patients
Replacement of aortic valve through the skin and femoral artery 33361
This procedure, known as Transcatheter Aortic Valve Replacement (TAVR), involves replacing a damaged aortic valve through a small incision in the leg. A catheter is inserted into the femoral artery and guided up to the heart. The new valve is then positioned and deployed, restoring normal blood flow.
118 services118 patients

Hospital Affiliations CMS Care Compare 5

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

University Of Maryland Medical Center

Acute Care Hospitals · Baltimore, MD
3/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number210002
Location22 South Greene StreetBaltimore, MD 21201 · Baltimore City County
Emergency services Birthing friendly

University Of MD Shore Medical Center At Easton

Acute Care Hospitals · Easton, MD
2/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number210037
Location219 South Washington StreetEaston, MD 21601 · Talbot County
Emergency services

University Of MD Medical Center Midtown Campus

Acute Care Hospitals · Baltimore, MD
3/5 CMS rating
OwnershipVoluntary non-profit - Other
CMS Certification Number210038
Location827 Linden AvenueBaltimore, MD 21201 · Baltimore City County
Emergency services

University Of MD Baltimore Washington Medical Center

Acute Care Hospitals · Glen Burnie, MD
3/5 CMS rating
OwnershipVoluntary non-profit - Other
CMS Certification Number210043
Location301 Hospital DriveGlen Burnie, MD 21061 · Anne Arundel County
Emergency services Birthing friendly

Umd Upper Chesapeake Medical Center

Acute Care Hospitals · Bel Air, MD
2/5 CMS rating
OwnershipVoluntary non-profit - Other
CMS Certification Number210049
Location500 Upper Chesapeake DriveBel Air, MD 21014 · Harford 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
$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.

Nurse Practitioner (Pediatrics)
22 S GREENE ST, RM N6W84
BALTIMORE, MD 21201
Internal Medicine (Hematology & Oncology)
22 S GREENE ST
BALTIMORE, MD 21201
Internal Medicine
22 S GREENE ST
BALTIMORE, MD 21201
Internal Medicine (Infectious Disease)
22 S GREENE ST
BALTIMORE, MD 21201
Radiology (Diagnostic Radiology)
22 S GREENE ST, DEPT. OF RADIOLOGY
BALTIMORE, MD 21201
Radiology (Diagnostic Radiology)
22 S GREENE ST, ROOM N2E23
BALTIMORE, MD 21201
Nurse Practitioner
22 S GREENE ST, NEONATOLOGY DEPARTMENT
BALTIMORE, MD 21201
Internal Medicine (Medical Oncology)
22 S GREENE ST
BALTIMORE, MD 21201

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1184883217, enumerated as an "individual" on June 04, 2008.

The provider is located at 22 S GREENE ST BALTIMORE, MD 21201 and the phone number is (410) 328-7877.

Internal Medicine with taxonomy code 207RI0011X and a focus in Interventional Cardiology.

Diljon Chahal is affiliated with: UNIVERSITY OF MARYLAND MEDICAL CENTER, UNIVERSITY OF MD SHORE MEDICAL CENTER AT EASTON, UNIVERSITY OF MD MEDICAL CENTER MIDTOWN CAMPUS, UNIVERSITY OF MD BALTIMORE WASHINGTON MEDICAL CENTER and UMD UPPER CHESAPEAKE MEDICAL CENTER.