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DR. TRACY ANNE LOUDON M.D.
NPI 1053607424
Emergency Medicine in Hinsdale, IL

Active since June 23, 2011PECOS EnrolledAccepts Medicare Assignment
120 N OAK ST, HINSDALE, IL 60521(630) 856-6700 Get Directions Write a Review

NPPES record last updated: August 11, 2022. Verified against the NPPES registry weekly; last sync: August 02, 2026.

About Dr. Tracy Anne Loudon M.d. NPPES

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

DR. TRACY ANNE LOUDON M.D. (NPI 1053607424) is an individual emergency medicine provider in Hinsdale, Illinois, licensed in California (A122252) and active in the NPI registry since June 2011. She is enrolled in Medicare PECOS, is affiliated with Adventist La Grange Memorial Hospital, and maintains a secondary practice location in Torrance.

NPPES Registry Identity

NPI1053607424
Entity TypeIndividualFemale
Primary Taxonomy207P00000X
Provider Legal NameDR. TRACY ANNE LOUDONCredential: M.D.
Location Address120 N OAK STHinsdale, IL 60521-3829
Mailing Address1424 W Grand Ave Apt 1Chicago, IL 60642-7418 · (847) 909-3695
Phone(630) 856-6700
Sole ProprietorYes
Medical School CMSUniversity Of Illinois College Of Med (chi/peor/rock/chm-urb)Graduated 2011
Enumeration DateJune 23, 2011
Last NPPES UpdateAugust 11, 2022
NPPES CertifiedAugust 11, 2022
✔ NPI 1053607424 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyEmergency MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207P00000X
License✔ Licensed in CA · A122252
Definition
An emergency physician focuses on the immediate decision making and action necessary to prevent death or any further disability both in the pre-hospital setting by directing emergency medical technicians and in the emergency department. The emergency physician provides immediate recognition, evaluation, care, stabilization and disposition of a generally diversified population of adult and pediatric patients in response to acute illness and injury.
Also ListedStudent in an Organized Health Care Education/Training ProgramTaxonomy 390200000X
120 N OAK ST, Hinsdale, IL 60521
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Other Names 1

Former Name (1)Dr. Tracy Anne Harkensee M.d.

Secondary Practice Location 1

Location 11000 W Carson StTorrance, CA 90502-2004 · Phone (310) 222-3501 · Fax (310) 782-1763

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

Dr. Tracy Anne Loudon 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 ID4789801044
PECOS Enrollment IDI20160823001677
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 3

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.

Emergency department visit with high level of medical decision making 99285
An emergency department visit for severe conditions is when you urgently seek medical help due to serious health issues. These could be severe injuries, breathing problems, unbearable pain, or sudden severe illness. Doctors and nurses will provide immediate care to stabilize your condition.
304 services296 patients
Emergency department visit with moderate level of medical decision making 99284
An emergency department visit for a high-severity issue means you're experiencing a serious health problem that needs immediate attention. This could be a severe injury, serious illness, or life-threatening condition. Medical professionals will provide urgent care to stabilize your condition.
73 services72 patients
Critical care, first 30-74 minutes 99291
Critical care involves immediate and constant attention by a team of specially-trained health professionals. It's for patients with life-threatening conditions, requiring first 30-74 minutes of intense monitoring and treatment.
48 services48 patients

Hospital Affiliations CMS Care Compare 4

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

Adventist La Grange Memorial Hospital

Acute Care Hospitals · La Grange, IL
4/5 CMS rating
OwnershipVoluntary non-profit - Church
CMS Certification Number140065
Location5101 S Willow Springs RdLa Grange, IL 60525 · Cook County
Emergency services

Adventist Hinsdale Hospital

Acute Care Hospitals · Hinsdale, IL
4/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number140122
Location120 North Oak StHinsdale, IL 60521 · Du Page County
Emergency services Birthing friendly

Uchicago Medicine Adventhealth Glenoaks

Acute Care Hospitals · Glendale Heights, IL
3/5 CMS rating
OwnershipVoluntary non-profit - Other
CMS Certification Number140292
Location701 Winthrop AvenueGlendale Heights, IL 60139 · Du Page County
Emergency services Birthing friendly

Uchicago Medicine Adventhealth Bolingbrook

Acute Care Hospitals · Bolingbrook, IL
4/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number140304
Location500 Remington BoulevardBolingbrook, IL 60440 · Will County
Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 60521 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
$93.02 typical visit price
range $59.81 – $181.38
Typical copayment $23.25 (range $14.95 – $45.34)
Most-billed visit code 99203
Established Patient
$105.07 typical visit price
range $19.15 – $147.12
Typical copayment $26.26 (range $4.78 – $36.78)
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.

DU PAGE PATHOLOGY ASSOCIATES SC
Pathology (Anatomic Pathology & Clinical Pathology)
120 N OAK ST
HINSDALE, IL 60521
Dupage County (630) 856-9000
KEITH KEY LEE DO
Anesthesiology (Pediatric Anesthesiology)
120 N OAK ST
HINSDALE, IL 60521
Dupage County (630) 856-9000
ROLAND E. LONSER M.D.
Pathology (Anatomic Pathology & Clinical Pathology)
120 N OAK ST, HINSDALE HOSPITAL / PATHOLOGY DEP
HINSDALE, IL 60521
Dupage County (630) 856-7850
CARLOS O. MARTINEZ MD
Emergency Medicine
120 N OAK ST
HINSDALE, IL 60521
Dupage County (630) 856-6782
AGNIESZKA U. PIOTROWSKI M.D.
Pathology (Anatomic Pathology & Clinical Pathology)
120 N OAK ST, HINSALE HOSPITAL / PATHOLOGY DEPAR
HINSDALE, IL 60521
Dupage County (630) 856-8750
DAVID BERGQUIST M.D
Anesthesiology
120 N OAK ST
HINSDALE, IL 60521
Dupage County (630) 856-9000
YEHUDA LEOR BROMBERG NP
Nurse Practitioner
120 N OAK ST
HINSDALE, IL 60521
Dupage County (630) 856-6700
ESHPREET KULAR RN
Registered Nurse
120 N OAK ST
HINSDALE, IL 60521
Dupage County (630) 856-9000

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 Tracy Loudon's NPI number?

The NPI number for Tracy Loudon is 1053607424. It was assigned to this individual provider in the NPPES registry on June 23, 2011. The provider is also known as Dr. Tracy Anne Harkensee M.D..

Where is Tracy Loudon located?

Tracy Loudon practices at 120 N Oak St, Hinsdale, IL 60521. The listed phone number is (630) 856-6700.

What is Tracy Loudon's specialty?

The primary specialty registered for this NPI is Emergency Medicine with taxonomy code 207P00000X.

Is Tracy Loudon enrolled in Medicare?

Yes. Tracy Loudon 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 Tracy Loudon affiliated with any hospitals?

According to CMS data, Tracy Loudon is affiliated with Adventist La Grange Memorial Hospital, Adventist Hinsdale Hospital, Uchicago Medicine Adventhealth Glenoaks and Uchicago Medicine Adventhealth Bolingbrook.

When was this NPI record last updated?

The NPPES record for Tracy Loudon was last updated on August 11, 2022. 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.