DR. KATHERINE CHANG CHRETIEN M.D.
NPI 1275638710
Internal Medicine in Washington, DC

Q: What is Katherine Chretien's NPI number?

The NPI number for Katherine Chretien is 1275638710. It was assigned to this individual provider in the NPPES registry on September 13, 2006.

Q: What is Katherine Chretien's specialty?

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

Active since September 13, 2006PECOS Enrolled

74.39/100

CMS Quality Rating

50 IRVING ST NW, MEDICAL SERVICE (111), WASHINGTON, DC 20422(202) 745-8390(202) 745-8184 Get Directions Write a Review

NPPES record last updated: July 8, 2007. Verified against the NPPES registry weekly; last sync: August 09, 2026.

On this page

About Dr. Katherine Chang Chretien M.d. NPPES

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

DR. KATHERINE CHANG CHRETIEN M.D. (NPI 1275638710) is an individual internal medicine provider in Washington, District Of Columbia, licensed in Maryland (D60240) and active in the NPI registry since September 2006. She is enrolled in Medicare PECOS, is affiliated with Johns Hopkins Hospital, The, and is a graduate of Johns Hopkins University School Of Medicine (2000).

NPPES Registry Identity

NPI1275638710

Entity TypeIndividualFemale

Primary Taxonomy207R00000X

Provider Legal NameDR. KATHERINE CHANG CHRETIENCredential: M.D.

Location Address50 IRVING ST NW, MEDICAL SERVICE (111)Washington, DC 20422-0001

Mailing Address50 Irving St Nw, Medical Service (111)Washington, DC 20422-0001 · (202) 745-8390 · Fax (202) 745-8184

Phone(202) 745-8390

Fax(202) 745-8184

Sole ProprietorNo

Medical School CMSJohns Hopkins University School Of MedicineGraduated 2000

Enumeration DateSeptember 13, 2006

Last NPPES UpdateJuly 8, 2007

✔ NPI 1275638710 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 · D60240

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.

50 IRVING ST NW, Washington, DC 20422

Open in Google Maps ↗

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Dr. Katherine Chang Chretien M.d. is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

PECOS PAC ID5395975890

PECOS Enrollment IDI20210816003515

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.

Hospital Affiliations CMS Care Compare

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

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 20422 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

$147.85 typical visit price

range $65.18 – $194.86

Typical copayment $36.96 (range $16.29 – $48.71)

Most-billed visit code 99204

Established Patient

$113.72 typical visit price

range $21.40 – $158.88

Typical copayment $28.43 (range $5.35 – $39.72)

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.

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.

74.39/100

MIPS Final ScoreMerit-based Incentive Payment System · CMS Quality Payment Program

Scored as part of a group practice

Quality

64.71

Promoting Interoperability

Improvement Activities

Cost

52.43

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.

JULIANA O ANAMELECHI

Pharmacist