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KAREN CHANG MD
NPI 1225733033
Family Medicine in Rosenberg, TX

Active since April 03, 2023PECOS EnrolledAccepts Medicare Assignment
2520 B F TERRY BLVD, ROSENBERG, TX 77471(281) 342-6006 Get Directions Write a Review

NPPES record last updated: August 10, 2026. Verified against the NPPES registry weekly; last sync: October 25, 2026.

Record update history: Aug 10, 2026, Jul 22, 2026, Apr 3, 2023 (3 updates tracked since 2023).

About Karen Chang Md NPPES

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

KAREN CHANG MD (NPI 1225733033) is an individual family medicine provider in Rosenberg, Texas, licensed in Texas (W3779) and active in the NPI registry since April 2023. She is enrolled in Medicare PECOS, is affiliated with Memorial Hermann Hospital System, and is a graduate of University Of Texas Medical Branch At Galveston (2023).

NPPES Registry Identity

NPI1225733033
Entity TypeIndividualFemale
Primary Taxonomy207Q00000X
Provider Legal NameKAREN CHANGCredential: MD
Location Address2520 B F TERRY BLVDRosenberg, TX 77471-5636
Mailing Address930 Frostwood Dr Ste 2.200Houston, TX 77024-2450
Phone(281) 342-6006
Sole ProprietorNo
Medical School CMSUniversity Of Texas Medical Branch At GalvestonGraduated 2023
Enumeration DateApril 3, 2023
Last NPPES UpdateAugust 10, 20263 updates tracked since enumeration
NPPES CertifiedAugust 10, 2026
✔ NPI 1225733033 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyFamily MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207Q00000X
License✔ Licensed in TX · W3779
Definition
Family Medicine is the medical specialty which is concerned with the total health care of the individual and the family. It is the specialty in breadth which integrates the biological, clinical, and behavioral sciences. The scope of family medicine is not limited by age, sex, organ system, or disease entity.
Also ListedStudent in an Organized Health Care Education/Training ProgramTaxonomy 390200000X
2520 B F TERRY BLVD, Rosenberg, TX 77471
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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

Karen 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 ID7810353109
PECOS Enrollment IDI20260721002046
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 Reassignment

Medicare enrollment records show Karen Chang reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Memorial Hermann Medical Group
2.2 mi
Family Medicine
6631 W CROSS CREEK BEND LN STE 200
Fulshear, TX 77441
  • Reassigned Medicare billing, Texas enrollment
  • 1,235 clinicians in this Medicare group
NPI 1003985102 (832) 658-5750

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

Hospital Affiliations CMS Care Compare

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

Memorial Hermann Hospital System

Acute Care Hospitals · Houston, TX
3/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number450184
Location1635 North Loop WestHouston, TX 77008 · Harris County
Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 77471 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
$84.92 typical visit price
range $54.84 – $166.88
Typical copayment $21.23 (range $13.71 – $41.72)
Most-billed visit code 99203
Established Patient
$97.05 typical visit price
range $17.52 – $136.11
Typical copayment $24.26 (range $4.38 – $34.02)
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 9

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

SOBIA ZAREEN MD
Family Medicine
2520 B F TERRY BLVD
ROSENBERG, TX 77471
Fort Bend County (281) 342-6006
MEGHA SINGH MD
Family Medicine
2520 B F TERRY BLVD
ROSENBERG, TX 77471
Fort Bend County (281) 342-6006
SOUTH TEXAS MEDICAL CLINICS, P.A.
General Practice
2520 B F TERRY BLVD
ROSENBERG, TX 77471
Fort Bend County (281) 342-6006
DR. VAISHNAVI N. REDDY M.D.
Family Medicine
2520 B F TERRY BLVD
ROSENBERG, TX 77471
Fort Bend County (281) 342-6006
DR. ROBERT BEELER SATTERFIELD MD
Internal Medicine
2520 B F TERRY BLVD
ROSENBERG, TX 77471
Fort Bend County (281) 342-6006
DR. KIMBERLY VOGEL COONFIELD MD
Internal Medicine
2520 B F TERRY BLVD
ROSENBERG, TX 77471
Fort Bend County (281) 342-6006
DR. SUNIL MOMIN M.D.
Family Medicine
2520 B F TERRY BLVD
ROSENBERG, TX 77471
Fort Bend County (281) 342-6066
MRS. RACHEL L. CIESLEWICZ PA-C
Physician Assistant
2520 B F TERRY BLVD
ROSENBERG, TX 77471
Fort Bend County (281) 342-6006

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 Karen Chang's NPI number?

The NPI number for Karen Chang is 1225733033. It was assigned to this individual provider in the NPPES registry on April 3, 2023.

Where is Karen Chang located?

Karen Chang practices at 2520 B F Terry Blvd, Rosenberg, TX 77471. The listed phone number is (281) 342-6006.

What is Karen Chang's specialty?

The primary specialty registered for this NPI is Family Medicine with taxonomy code 207Q00000X.

Is Karen Chang enrolled in Medicare?

Yes. Karen 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 organization bills Medicare for Karen Chang's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Karen Chang reassigns Medicare benefits to Memorial Hermann Medical Group (Fulshear, TX). The 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 Karen Chang's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

Is Karen Chang affiliated with any hospitals?

According to CMS data, Karen Chang is affiliated with Memorial Hermann Hospital System.

When was this NPI record last updated?

The NPPES record for Karen Chang was last updated on August 10, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 2 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.