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

Q: What is Diljon Chahal's NPI number?

The NPI number for Diljon Chahal is 1184883217. It was assigned to this individual provider in the NPPES registry on June 4, 2008.

Q: What is Diljon Chahal's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Interventional Cardiology, with taxonomy code 207RI0011X.

Q: When was this NPI record last updated?

The NPPES record for Diljon Chahal was last updated on February 27, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 17 months 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 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: August 09, 2026.

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

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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

Phone(410) 328-7877

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

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Secondary Practice Locations 4

Location 1200 Memorial AveWestminster, MD 21157-5726 · Phone (410) 328-7877 · Fax (410) 328-1048

Location 27601 Osler DrBaltimore, MD 21204-7700 · Phone (410) 337-3947 · Fax (410) 427-2581

Location 3827 Linden Ave Fl 2Baltimore, MD 21201-4606 · Phone (410) 328-7877 · Fax (410) 225-8008

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 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

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.

106 services106 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.

101 services100 patients

Insertion of tube in right heart chambers for measurement 93451

This procedure involves placing a small, flexible tube into the right side of your heart. It helps assess how your heart is functioning by measuring pressures within the heart chambers. It's a key tool in diagnosing certain heart conditions.

62 services57 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.

62 services48 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.

51 services50 patients

Ultrasound evaluation of heart blood vessel or graft with review by radiologist, each additional vessel 92979

This procedure involves using ultrasound technology to evaluate the condition of your heart's blood vessels or graft. A radiologist reviews the images to check for any abnormalities. If additional vessels need to be examined, the process is repeated.

44 services34 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.

34 services21 patients

Insertion of tube in left lower heart chamber, coronary artery and bypass graft for diagnosis with review by radiologist 93459

This procedure involves placing a tube into your left lower heart chamber, coronary artery, and bypass graft. It's done for diagnostic purposes and is carefully reviewed by a radiologist. This helps determine the health of your heart and arteries, aiding in future treatment plans.

32 services30 patients

Ultrasound evaluation of heart blood vessel during diagnosis or treatment, initial vessel 93571

This procedure involves using ultrasound technology to examine the first blood vessel of your heart. It helps identify any abnormalities or issues, providing crucial information for diagnosis or treatment. It's a safe, non-invasive process.

25 services24 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.

24 services23 patients

Removal of plaque, insertion of stent and/or balloon dilation of single coronary artery, branch or bypass graft 92943

This procedure helps improve blood flow in your heart. Plaque, a substance blocking your artery, is removed. Then, a stent (small tube) may be inserted to keep the artery open. Alternatively, a balloon may be inflated to widen the artery. This can be done in a single artery, branch, or bypass graft.

23 services23 patients

Insertion of tube in right and left heart chambers and coronary artery for diagnosis with review by radiologist 93460

This procedure involves placing a tube into the heart chambers and coronary artery. It helps diagnose heart conditions. A radiologist reviews the images obtained. It's a standard, safe procedure performed by experienced medical professionals.

19 services19 patients

Prolonged office or other outpatient evaluation and management service(s) beyond the maximum required time of the primary procedure which has been selected using total time on the date of the primary service; each additional 15 minutes by the physician or G2212

This service refers to extended doctor visits where your healthcare provider spends additional time evaluating and managing your health beyond the primary procedure's required time. This includes each extra 15 minutes spent by the physician on the same day as the primary service.

18 services18 patients

Biopsy of heart muscle 93505

A biopsy of the heart muscle is a procedure where a small piece of heart tissue is taken for examination. This helps doctors identify heart diseases or abnormalities. The procedure involves inserting a thin tube through a vein and into the heart, under local anesthesia.

17 services13 patients

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.

13 services13 patients

Drainage of heart sac using tube and imaging guidance (6 years or older) 33017

This procedure involves placing a small tube into the sac around your heart to remove excess fluid. It's guided by imaging technology to ensure accuracy. It can relieve pressure on your heart, helping it to function better. It's safe for individuals aged 6 and older.

11 services11 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.

11 services11 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.

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 Diljon Chahal's NPI number?

The NPI number for Diljon Chahal is 1184883217. It was assigned to this individual provider in the NPPES registry on June 4, 2008.

Where is Diljon Chahal located?

Diljon Chahal practices at 22 S Greene St, Baltimore, MD 21201. The listed phone number is (410) 328-7877.

What is Diljon Chahal's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Interventional Cardiology, with taxonomy code 207RI0011X.

Is Diljon Chahal enrolled in Medicare?

Yes. Diljon Chahal 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.

Is Diljon Chahal affiliated with any hospitals?

According to CMS data, 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.

When was this NPI record last updated?

The NPPES record for Diljon Chahal was last updated on February 27, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 17 months 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.