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DR. MICHAEL PAUL MARQUARDT M.D.
NPI 1104887397
Pediatrics in Roswell, NM

Active since March 29, 2006PECOS Enrolled
813 N WASHINGTON AVE, ROSWELL, NM 88201(575) 622-2606 Get Directions Write a Review

NPPES record last updated: May 4, 2022. Verified against the NPPES registry weekly; last sync: October 18, 2026.

Record update history: May 4, 2022, Feb 9, 2022, Jan 20, 2022 (3 updates tracked since 2022).

About Dr. Michael Paul Marquardt M.d. NPPES

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

DR. MICHAEL PAUL MARQUARDT M.D. (NPI 1104887397) is an individual pediatrics provider in Roswell, New Mexico, licensed in New Mexico (MD2014-0474) and active in the NPI registry since March 2006. He is enrolled in Medicare PECOS and maintains 2 additional practice locations.

NPPES Registry Identity

NPI1104887397
Entity TypeIndividualMale
Primary Taxonomy208000000X
Provider Legal NameDR. MICHAEL PAUL MARQUARDTCredential: M.D.
Location Address813 N WASHINGTON AVERoswell, NM 88201-3941
Mailing Address11511 Shadow Creek PkwyPearland, TX 77584-7298 · (713) 442-4997
Phone(575) 622-2606
Sole ProprietorNo
Enumeration DateMarch 29, 2006
Last NPPES UpdateMay 4, 20223 updates tracked since enumeration
NPPES CertifiedMay 4, 2022
✔ NPI 1104887397 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyPediatricsAllopathic & Osteopathic Physicians
Taxonomy Code208000000X
Licenses✔ Licensed in NM · MD2014-0474✔ Licensed in TX · H0601
Definition
A pediatrician is concerned with the physical, emotional and social health of children from birth to young adulthood. Care encompasses a broad spectrum of health services ranging from preventive healthcare to the diagnosis and treatment of acute and chronic diseases. A pediatrician deals with biological, social and environmental influences on the developing child, and with the impact of disease and dysfunction on development.
813 N WASHINGTON AVE, Roswell, NM 88201
Open in Google Maps ↗

Secondary Practice Locations 2

Location 1600 N Park StBrenham, TX 77833-2610 · Phone (979) 337-5800
Location 22727 W Holcombe BlvdHouston, TX 77025-1669 · Phone (713) 442-0000

Other Identifiers 1

Medicaid57809763NM

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Dr. Michael Paul Marquardt M.d. is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

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 Michael Marquardt reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Kelsey-Seybold Medical Group, PLLC
594 mi
Multi-Specialty
2727 W HOLCOMBE BLVD
Houston, TX 77025
  • Reassigned Medicare billing, Texas enrollment
  • 1,649 clinicians in this Medicare group
NPI 1013915255 (713) 442-0000

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 88201 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
$84.79 typical visit price
range $54.26 – $166.80
Typical copayment $21.19 (range $13.56 – $41.70)
Most-billed visit code 99203
Established Patient
$96.38 typical visit price
range $17.00 – $135.35
Typical copayment $24.09 (range $4.25 – $33.83)
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 13

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

DR. ABELARDO GARCIA M.D.
Pediatrics
813 N WASHINGTON AVE
ROSWELL, NM 88201
Chaves County (575) 622-2606
CYNTHIA AMAYA CPNP-PC
Pediatrics
813 N WASHINGTON AVE
ROSWELL, NM 88201
Chaves County (575) 622-2606
DR. WILLIAM GEORGE LIAKOS JR. M.D.
Pediatrics
813 N WASHINGTON AVE
ROSWELL, NM 88201
Chaves County (575) 622-2606
DR. MARGARITA RELOZA MACIAS M.D.
Pediatrics
813 N WASHINGTON AVE
ROSWELL, NM 88201
Chaves County (575) 622-2606
DR. KAREN LYNNE CARSON M.D.
Pediatrics
813 N WASHINGTON AVE
ROSWELL, NM 88201
Chaves County (575) 622-2606
KASSIDY CHISM FNP-C
Nurse Practitioner (Family)
813 N WASHINGTON AVE
ROSWELL, NM 88201
Chaves County (575) 622-2606
DR. BEVERLEY ANN ELLIOTT M.D.
Pediatrics
813 N WASHINGTON AVE
ROSWELL, NM 88201
Chaves County (575) 622-2606
GIM H TAN MD
Pediatrics
813 N WASHINGTON AVE
ROSWELL, NM 88201
Chaves County (575) 622-2606

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 Michael Marquardt's NPI number?

The NPI number for Michael Marquardt is 1104887397. It was assigned to this individual provider in the NPPES registry on March 29, 2006.

Where is Michael Marquardt located?

Michael Marquardt practices at 813 N Washington Ave, Roswell, NM 88201. The listed phone number is (575) 622-2606.

What is Michael Marquardt's specialty?

The primary specialty registered for this NPI is Pediatrics with taxonomy code 208000000X.

Is Michael Marquardt enrolled in Medicare?

Yes. Michael Marquardt is registered in the Medicare PECOS enrollment system.

Which organization bills Medicare for Michael Marquardt's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Michael Marquardt reassigns Medicare benefits to Kelsey-Seybold Medical Group, PLLC (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 Michael Marquardt'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 Michael Marquardt was last updated on May 4, 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.