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DR. KAREN LOUISE MILLENDER M.D.
NPI 1841392677
Family Medicine in Houston, TX

Active since September 02, 2006PECOS EnrolledAccepts Medicare Assignment
3131 EMANCIPATION AVE SUITE 103, HOUSTON, TX 77004(832) 357-0000(877) 887-6036 Get Directions Write a Review

NPPES record last updated: December 16, 2021. Verified against the NPPES registry weekly; last sync: October 18, 2026.

Record update history: Dec 16, 2021, Mar 19, 2021 (2 updates tracked since 2021).

About Dr. Karen Louise Millender M.d. NPPES

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

DR. KAREN LOUISE MILLENDER M.D. (NPI 1841392677) is an individual family medicine provider in Houston, Texas, licensed in Texas (P5557) and active in the NPI registry since September 2006. She is enrolled in Medicare PECOS, is affiliated with Harris Health System, and is a graduate of Tulane University School Of Medicine (2001).

NPPES Registry Identity

NPI1841392677
Entity TypeIndividualFemale
Primary Taxonomy207Q00000X
Provider Legal NameDR. KAREN LOUISE MILLENDERCredential: M.D.
Location Address3131 EMANCIPATION AVE SUITE 103Houston, TX 77004
Mailing Address3131 Emancipation Ave Suite 103Houston, TX 77004 · (832) 357-0000 · Fax (877) 887-6036
Phone(832) 357-0000
Fax(877) 887-6036
Sole ProprietorNo
Medical School CMSTulane University School Of MedicineGraduated 2001
Enumeration DateSeptember 2, 2006
Last NPPES UpdateDecember 16, 20212 updates tracked since enumeration
NPPES CertifiedDecember 14, 2021
✔ NPI 1841392677 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyFamily MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207Q00000X
Licenses✔ Licensed in TX · P5557✔ Licensed in AL · 26905
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.
3131 EMANCIPATION AVE SUITE 103, Houston, TX 77004
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Other Identifiers 1

Medicaid631300107AL

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Blue Cross and Blue Shield of Texas.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. Karen Louise Millender 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 ID4688671647
PECOS Enrollment IDI20130327000567
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 Millender reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Ut Physicians
2.4 mi
Anesthesiology
6410 FANNIN ST, 1500
Houston, TX 77030
  • Reassigned Medicare billing, Texas enrollment
  • 3,111 clinicians in this Medicare group
NPI 1033157821 (832) 325-7325

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.

Harris Health System

Acute Care Hospitals · Houston, TX
3/5 CMS rating
OwnershipGovernment - Hospital District or Authority
CMS Certification Number450289
Location2525 Holly HallHouston, TX 77054 · Harris County
Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 77004 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
$90.40 typical visit price
range $58.24 – $176.98
Typical copayment $22.60 (range $14.56 – $44.24)
Most-billed visit code 99203
Established Patient
$102.71 typical visit price
range $18.60 – $143.93
Typical copayment $25.67 (range $4.65 – $35.98)
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.

Referred Medical Equipment & Supplies CMS DME claims 2

Durable medical equipment, devices and supplies this provider ordered from DME suppliers for patients, from Medicare fee-for-service claims.

Tubing used with positive airway pressure device A7037
DME-Other DME · category DE001N
1 supplier11 claims11 services$8.23 avg. paid by Medicare
Filter, disposable, used with positive airway pressure device A7038
DME-Other DME · category DE001N
1 supplier11 claims66 services$1.59 avg. paid by Medicare
Dollar amounts are the average Medicare paid the supplier per service. They are not the cost to the patient.

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 Millender's NPI number?

The NPI number for Karen Millender is 1841392677. It was assigned to this individual provider in the NPPES registry on September 2, 2006.

Where is Karen Millender located?

Karen Millender practices at 3131 Emancipation Ave Suite 103, Houston, TX 77004. The listed phone number is (832) 357-0000.

What is Karen Millender's specialty?

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

Is Karen Millender enrolled in Medicare?

Yes. Karen Millender 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 Millender's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Karen Millender reassigns Medicare benefits to Ut Physicians (Houston, 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 Millender's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Karen Millender accept?

Health plans from Blue Cross and Blue Shield of Texas list Karen Millender 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 Karen Millender affiliated with any hospitals?

According to CMS data, Karen Millender is affiliated with Harris Health System.

When was this NPI record last updated?

The NPPES record for Karen Millender was last updated on December 16, 2021. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 4 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.