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MARISSA AILEEN WAGNER MERY M.D.
NPI 1831363217
Anesthesiology - Critical Care Medicine in Houston, TX

Active since April 16, 2008PECOS EnrolledAccepts Medicare Assignment
93.5/100
CMS Quality Rating
6720 BERTNER AVE STE O-520, HOUSTON, TX 77030(832) 355-2666 Get Directions Write a Review

NPPES record last updated: October 26, 2017. Verified against the NPPES registry weekly; last sync: August 09, 2026.

About Marissa Aileen Wagner Mery M.d. NPPES

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

MARISSA AILEEN WAGNER MERY M.D. (NPI 1831363217) is an individual critical care medicine provider in Houston, Texas, licensed in Texas (R4100) and active in the NPI registry since April 2008. She is enrolled in Medicare PECOS, is affiliated with Vanderbilt University Medical Center, and is a graduate of Harvard Medical School (2008).

NPPES Registry Identity

NPI1831363217
Entity TypeIndividualFemale
Primary Taxonomy207LC0200X
Provider Legal NameMARISSA AILEEN WAGNER MERYCredential: M.D.
Location Address6720 BERTNER AVE STE O-520Houston, TX 77030-2604
Mailing Address6720 Bertner Ave Ste O-520Houston, TX 77030-2604 · (832) 355-2666
Phone(832) 355-2666
Sole ProprietorNo
Medical School CMSHarvard Medical SchoolGraduated 2008
Enumeration DateApril 16, 2008
Last NPPES UpdateOctober 26, 2017
✔ NPI 1831363217 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 3

★ Primary SpecialtyAnesthesiology · Critical Care MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207LC0200X
License✔ Licensed in TX · R4100
Definition
An anesthesiologist, who specializes in critical care medicine diagnoses, treats and supports patients with multiple organ dysfunction. This specialist may have administrative responsibilities for intensive care units and may also facilitate and coordinate patient care among the primary physician, the critical care staff and other specialists.
Also ListedAnesthesiologyTaxonomy 207L00000X · License R4100 (TX)
Also ListedStudent in an Organized Health Care Education/Training ProgramTaxonomy 390200000X
6720 BERTNER AVE STE O-520, Houston, TX 77030
Open in Google Maps ↗

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Blue Cross and Blue Shield of Texas, Oscar Insurance Company, Sendero Health Plans, Local Nonprofit.Insurance ›

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Marissa Aileen Wagner Mery 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 ID143586842
PECOS Enrollment IDI20250116003125
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.

Vanderbilt University Medical Center

Acute Care Hospitals · Nashville, TN
4/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number440039
Location1211 Medical Center DriveNashville, TN 37232 · Davidson County
Emergency services Birthing friendly

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.

93.5/100
MIPS Final ScoreMerit-based Incentive Payment System · CMS Quality Payment Program
Scored as part of a group practice
Quality97.15
Improvement Activities40
Cost83.57

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.

ALISHA AGGARWAL
Internal Medicine
6720 BERTNER AVE STE O-520
HOUSTON, TX 77030
Harris County (832) 355-2666
MARY ELIZABETH WALKER RN
Nurse Anesthetist, Certified Registered
6720 BERTNER AVE STE O-520
HOUSTON, TX 77030
Harris County (713) 798-1750
XIAODONG ZHAI CRNA, DNAP
Nurse Anesthetist, Certified Registered
6720 BERTNER AVE STE O-520
HOUSTON, TX 77030
Harris County (713) 798-1750
MASHFEE KHAN MD
Anesthesiology
6720 BERTNER AVE STE O-520
HOUSTON, TX 77030
Harris County (512) 669-3781
QIPING CHEN M.D.
Anesthesiology
6720 BERTNER AVE STE O-520
HOUSTON, TX 77030
Harris County (832) 355-2666
YOUNG JOO WRIGHT CRNA
Nurse Anesthetist, Certified Registered
6720 BERTNER AVE STE O-520
HOUSTON, TX 77030
Harris County (832) 355-2666
ANALISIA GONZALEZ STEWART MD
Emergency Medicine
6720 BERTNER AVE STE O-520
HOUSTON, TX 77030
Harris County (832) 355-2666
MISS CHANDRA ANN AKOJIE CRNA
Nurse Anesthetist, Certified Registered
6720 BERTNER AVE STE O-520
HOUSTON, TX 77030
Harris County (713) 798-1750

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 Marissa Mery's NPI number?

The NPI number for Marissa Mery is 1831363217. It was assigned to this individual provider in the NPPES registry on April 16, 2008.

Where is Marissa Mery located?

Marissa Mery practices at 6720 Bertner Ave Ste O-520, Houston, TX 77030. The listed phone number is (832) 355-2666.

What is Marissa Mery's specialty?

The primary specialty registered for this NPI is Anesthesiology, specializing in Critical Care Medicine, with taxonomy code 207LC0200X.

Is Marissa Mery enrolled in Medicare?

Yes. Marissa Mery 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.

What insurance does Marissa Mery accept?

Health plans from Blue Cross and Blue Shield of Texas, Oscar Insurance Company and Sendero Health Plans, Local Nonprofit list Marissa Mery 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 Marissa Mery affiliated with any hospitals?

According to CMS data, Marissa Mery is affiliated with Vanderbilt University Medical Center.

When was this NPI record last updated?

The NPPES record for Marissa Mery was last updated on October 26, 2017. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 8 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.