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DR. JASON JINWOO CHANG MD
NPI 1215198056
Psychiatry & Neurology - Neurocritical Care in Washington, DC

Active since June 24, 2008PECOS EnrolledAccepts Medicare Assignment
95.99/100
CMS Quality Rating
110 IRVING ST NW, SUITE 4B42, WASHINGTON, DC 20010(202) 877-7258(202) 877-7258 Get Directions Write a Review

NPPES record last updated: October 28, 2024. Verified against the NPPES registry weekly; last sync: October 18, 2026.

About Dr. Jason Jinwoo Chang Md NPPES

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

DR. JASON JINWOO CHANG MD (NPI 1215198056) is an individual neurocritical care provider in Washington, District Of Columbia, licensed in District Of Columbia (MD044772) and active in the NPI registry since June 2008. He is enrolled in Medicare PECOS, is affiliated with Methodist Hospitals Of Memphis, and maintains a secondary practice location in Memphis.

NPPES Registry Identity

NPI1215198056
Entity TypeIndividualMale
Primary Taxonomy2084A2900X
Provider Legal NameDR. JASON JINWOO CHANGCredential: MD
Location Address110 IRVING ST NW, SUITE 4B42Washington, DC 20010-3017
Mailing Address110 Irving St Nw, Suite 4b42Washington, DC 20010-3017 · (202) 877-7259 · Fax (202) 877-7258
Phone(202) 877-7258
Fax(202) 877-7258
Sole ProprietorNo
Medical School CMSGeorge Washington University School Of MedicineGraduated 2008
Enumeration DateJune 24, 2008
Last NPPES UpdateOctober 28, 2024
NPPES CertifiedOctober 28, 2024
✔ NPI 1215198056 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyPsychiatry & Neurology · Neurocritical CareAllopathic & Osteopathic Physicians
Taxonomy Code2084A2900X
License✔ Licensed in DC · MD044772
Definition
The medical subspecialty of Neurocritical Care is devoted to the comprehensive, multisystem care of the critically-ill neurological patient. Like other intensivists, the neurointensivist generally assumes the primary role for coordinating the care of his or her patients in the ICU, both the neurological and medical management of the patient. They may also provide consultative services for these patients as requested within the health system.
Also ListedPsychiatry & Neurology · NeurologyTaxonomy 2084N0400X · License 51608 (TN)
110 IRVING ST NW, Washington, DC 20010
Open in Google Maps ↗

Secondary Practice Location 1

Location 11325 Eastmoreland Ave Ste 101Memphis, TN 38104-3507 · Phone (901) 261-3500 · Fax (901) 624-2961

Other Identifiers 3

Medicaid03606054MS
MedicaidQ008105TN
Other6020062TN · Bcbs

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include BlueCross BlueShield of Tennessee, Cigna Healthcare.Insurance ›

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. Jason Jinwoo Chang 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 ID7618196833
PECOS Enrollment IDI20140919000512, I20170316001134
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

4

Medicare enrollment records show Jason Chang reassigns Medicare billing to 4 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Medstar Medical Group II LLC
Same address
Anesthesiology
110 IRVING ST NW
Washington, DC 20010
  • Reassigned Medicare billing, District of Columbia enrollment
  • 3,530 clinicians in this Medicare group
NPI 1023836137 (703) 558-1403
Whc Emerg Phys
Same address
Emergency Medical Services
110 IRVING ST NW
Washington, DC 20010
  • Reassigned Medicare billing, District of Columbia enrollment
  • Medicare enrollment name: Whc Physician Group LLC
  • 613 clinicians in this Medicare group
NPI 1306260625 (703) 558-1544
Ut Methodist Physicians LLC
764 mi
Internal Medicine
1325 EASTMORELAND AVE STE 310
Memphis, TN 38104
  • Reassigned Medicare billing, Tennessee enrollment
  • 170 clinicians in this Medicare group
NPI 1427317908 (901) 758-7970
Taos Health Systems Inc Holy Cross Hospital
1,570 mi
General Acute Care Hospital
1397 WEIMER RD
Taos, NM 87571
  • Reassigned Medicare billing, New Mexico enrollment
  • 122 clinicians in this Medicare group
NPI 1194751958 (575) 758-8883

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

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.

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.
101 services45 patients

Hospital Affiliations CMS Care Compare

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

Methodist Hospitals Of Memphis

Acute Care Hospitals · Memphis, TN
4/5 CMS rating
OwnershipVoluntary non-profit - Church
CMS Certification Number440049
Location1265 Union Ave Suite 700Memphis, TN 38104 · Shelby County
Emergency services Birthing friendly

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.

95.99/100
MIPS Final ScoreMerit-based Incentive Payment System · CMS Quality Payment Program
Scored as part of a group practice
Quality85.48
Promoting Interoperability100
Improvement Activities40
Cost74.87

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.

MS. JANET E JUMPER N.P.
Nurse Practitioner (Acute Care)
110 IRVING ST NW, 4B42
WASHINGTON, DC 20010
District of Columbia (202) 877-7462
EMILY JEAN SIEGEL MD
Student in an Organized Health Care Education/Training Program
110 IRVING ST NW
WASHINGTON, DC 20010
District of Columbia (202) 877-8080
KIMBERLY SMITH
Radiology (Diagnostic Radiology)
110 IRVING ST NW
WASHINGTON, DC 20010
District of Columbia (301) 902-1073
MISS ORE-OLUWA ODULANA LIMA DA SILVA CRNA
Nurse Anesthetist, Certified Registered
110 IRVING ST NW
WASHINGTON, DC 20010
District of Columbia (202) 877-7504
DR. FAY HORNG M.D.
Anesthesiology
110 IRVING ST NW
WASHINGTON, DC 20010
District of Columbia (202) 877-7504
DR. MICHAEL B SHVARTS MD
Radiology (Diagnostic Radiology)
110 IRVING ST NW
WASHINGTON, DC 20010
District of Columbia (202) 877-7000
DR. SCOTT THOMAS MARTYNA D.M.D.
Student in an Organized Health Care Education/Training Program
110 IRVING ST NW, DEPT. OF ORAL AND MAXILLOFACIAL SURGERY
WASHINGTON, DC 20010
District of Columbia (202) 877-7332
MS. NOOR-UL-HUDA AMER MEHDI M.D.
Internal Medicine (Endocrinology, Diabetes & Metabolism)
110 IRVING ST NW
WASHINGTON, DC 20010
District of Columbia (202) 877-7000

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 Jason Chang's NPI number?

The NPI number for Jason Chang is 1215198056. It was assigned to this individual provider in the NPPES registry on June 24, 2008.

Where is Jason Chang located?

Jason Chang practices at 110 Irving St NW Suite 4b42, Washington, DC 20010. The listed phone number is (202) 877-7258.

What is Jason Chang's specialty?

The primary specialty registered for this NPI is Psychiatry & Neurology, specializing in Neurocritical Care, with taxonomy code 2084A2900X.

Is Jason Chang enrolled in Medicare?

Yes. Jason Chang 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 Jason Chang's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Jason Chang reassigns Medicare benefits to 4 organizations: Medstar Medical Group II LLC (Washington, DC), Whc Emerg Phys (Washington, DC), Ut Methodist Physicians LLC (Memphis, TN) and Taos Health Systems Inc Holy Cross Hospital (Taos, NM). 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 Jason Chang's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Jason Chang accept?

Health plans from BlueCross BlueShield of Tennessee and Cigna Healthcare list Jason Chang as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.

Is Jason Chang affiliated with any hospitals?

According to CMS data, Jason Chang is affiliated with Methodist Hospitals Of Memphis.

When was this NPI record last updated?

The NPPES record for Jason Chang was last updated on October 28, 2024. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 23 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.