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MACKENZI GREEN M.D.
NPI 1245640051
Anesthesiology - Pediatric Anesthesiology in Houston, TX

Active since May 01, 2014PECOS EnrolledAccepts Medicare Assignment
1 BAYLOR PLZ, HOUSTON, TX 77030(713) 798-5117(713) 798-6374 Get Directions Write a Review

NPPES record last updated: June 10, 2022. Verified against the NPPES registry weekly; last sync: October 18, 2026.

About Mackenzi Green M.d. NPPES

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

MACKENZI GREEN M.D. (NPI 1245640051) is an individual pediatric anesthesiology provider in Houston, Texas, licensed in Texas (R5267) and active in the NPI registry since May 2014. She is enrolled in Medicare PECOS and is a graduate of Baylor College Of Medicine (2014).

NPPES Registry Identity

NPI1245640051
Entity TypeIndividualFemale
Primary Taxonomy207LP3000X
Provider Legal NameMACKENZI GREENCredential: M.D.
Location Address1 BAYLOR PLZHouston, TX 77030-3411
Mailing Address1 Baylor PlzHouston, TX 77030-3411 · (713) 798-5117 · Fax (713) 798-6374
Phone(713) 798-5117
Fax(713) 798-6374
Sole ProprietorYes
Medical School CMSBaylor College Of MedicineGraduated 2014
Enumeration DateMay 1, 2014
Last NPPES UpdateJune 10, 2022
NPPES CertifiedJune 10, 2022
✔ NPI 1245640051 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyAnesthesiology · Pediatric AnesthesiologyAllopathic & Osteopathic Physicians
Taxonomy Code207LP3000X
License✔ Licensed in TX · R5267
Definition
An anesthesiologist who has had additional skill and experience in and is primarily concerned with the anesthesia, sedation, and pain management needs of infants and children. A pediatric anesthesiologist generally provides services including the evaluation of complex medical problems in infants and children when surgery is necessary, planning and care for children before and after surgery, pain control, anesthesia and sedation for any procedures out of the operating room such as MRI, CT scan, and radiation therapy.
Also ListedAnesthesiologyTaxonomy 207L00000X · License BP10049543 (TX)
1 BAYLOR PLZ, Houston, TX 77030
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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

Mackenzi Green 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 ID3971845124
PECOS Enrollment IDI20190508002499
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 Mackenzi Green reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Texas Children's Physician Group
0.3 mi
Pediatrics
6621 FANNIN ST
Houston, TX 77030
  • Reassigned Medicare billing, Texas enrollment
  • Medicare enrollment name: Texas Childrens Physician Group
  • 2,498 clinicians in this Medicare group
NPI 1861675506 (832) 824-1000

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

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 77030 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
$134.06 typical visit price
range $58.24 – $176.98
Typical copayment $33.51 (range $14.56 – $44.24)
Most-billed visit code 99204
Established Patient
$72.62 typical visit price
range $18.60 – $143.93
Typical copayment $18.15 (range $4.65 – $35.98)
Most-billed visit code 99213
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.

BAYLOR COLLEGE OF MEDICINE
General Acute Care Hospital
1 BAYLOR PLZ, SUITE 022D
HOUSTON, TX 77030
Harris County (713) 798-4620
MATTHEW CARROLL
Obstetrics & Gynecology
1 BAYLOR PLZ, BCM610
HOUSTON, TX 77030
Harris County (832) 826-7372
DR. HOLLAND MANON KAPLAN MD
Hospitalist
1 BAYLOR PLZ
HOUSTON, TX 77030
Harris County (940) 231-1879
SIDRAH SHAH MD
Student in an Organized Health Care Education/Training Program
1 BAYLOR PLZ
HOUSTON, TX 77030
Harris County (713) 798-5928
MICHAEL AZAR MD (PLANNED 5/27/22)
Student in an Organized Health Care Education/Training Program
1 BAYLOR PLZ
HOUSTON, TX 77030
Harris County (713) 798-6376
MICHELE ALEXIS CABEZA MD
Student in an Organized Health Care Education/Training Program
1 BAYLOR PLZ
HOUSTON, TX 77030
Harris County (832) 824-0200
NATHANIEL GREY LOYD
Student in an Organized Health Care Education/Training Program
1 BAYLOR PLZ
HOUSTON, TX 77030
Harris County (405) 834-5432
ANDREA ELIZABETH GULOY
Student in an Organized Health Care Education/Training Program
1 BAYLOR PLZ
HOUSTON, TX 77030
Harris County (832) 824-1170

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 Mackenzi Green's NPI number?

The NPI number for Mackenzi Green is 1245640051. It was assigned to this individual provider in the NPPES registry on May 1, 2014.

Where is Mackenzi Green located?

Mackenzi Green practices at 1 Baylor Plz, Houston, TX 77030. The listed phone number is (713) 798-5117.

What is Mackenzi Green's specialty?

The primary specialty registered for this NPI is Anesthesiology, specializing in Pediatric Anesthesiology, with taxonomy code 207LP3000X.

Is Mackenzi Green enrolled in Medicare?

Yes. Mackenzi Green 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 Mackenzi Green's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Mackenzi Green reassigns Medicare benefits to Texas Children's Physician Group (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 Mackenzi Green's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

When was this NPI record last updated?

The NPPES record for Mackenzi Green was last updated on June 10, 2022. 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.