MS. MARGARET S GRIMES CRNA
NPI 1619954187
Nurse Anesthetist, Certified Registered in Houston, TX

Active since December 27, 2005Accepts Medicare Assignment
65.74/100
CMS Quality Rating
4120 SOUTHWEST FWY, SUITE 200, HOUSTON, TX 77027(713) 355-8600 Get Directions Write a Review

NPPES record last updated: September 20, 2018. Verified against the NPPES registry weekly; last sync: July 19, 2026.

About Ms. Margaret S Grimes Crna NPPES

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

MS. MARGARET S GRIMES CRNA (NPI 1619954187) is an individual nurse anesthetist, certified registered in Houston, Texas, licensed in Texas (249403) and active in the NPI registry since December 2005. She is a graduate of Other (1979).

NPPES Registry Identity

NPI1619954187
Entity TypeIndividualFemale
Primary Taxonomy367500000X
Provider Legal NameMS. MARGARET S GRIMESCredential: CRNA
Location Address4120 SOUTHWEST FWY, SUITE 200Houston, TX 77027-7339
Mailing Address714 Fm 1960 Rd W, Suite 206Houston, TX 77090-3405
Sole ProprietorYes
Medical School CMSOtherGraduated 1979
Enumeration DateDecember 27, 2005
Last NPPES UpdateSeptember 20, 2018
NPI 1619954187 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

Primary SpecialtyNurse Anesthetist, Certified RegisteredPhysician Assistants & Advanced Practice Nursing Providers
Taxonomy Code367500000X
License Licensed in TX · 249403
Definition

(1) A licensed registered nurse with advanced specialty education in anesthesia who, in collaboration with appropriate health care professionals, provides preoperative, intraoperative, and postoperative care to patients and assists in management and resuscitation of critical patients in intensive care, coronary care, and emergency situations. Nurse anesthetists are certified following successful completion of credentials and state licensure review and a national examination directed by the Council on Certification of Nurse Anesthetists. (2) A registered nurse who is qualified by special training to administer anesthesia in collaboration with a physician or dentist and who can assist in the care of patients who are in critical condition.

4120 SOUTHWEST FWY, Houston, TX 77027

Other Names 1

Other Name (5)Ms. Maggie Grimes Crna

Other Identifiers 1

Other83745UTX · Bcbs

Accepted 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

Ms. Margaret S Grimes Crna 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 ID6800835174
PECOS Enrollment IDI20050426001142

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 77027 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.

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.

65.74/100
MIPS Final ScoreMerit-based Incentive Payment System · CMS Quality Payment Program
Scored as part of a group practice
Quality77.34
Improvement Activities0

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.

Clinic/Center (Ambulatory Family Planning Facility)
4120 SOUTHWEST FWY, STE 100
HOUSTON, TX 77027
Nurse Anesthetist, Certified Registered
4120 SOUTHWEST FWY, SUITE 100
HOUSTON, TX 77027
Nurse Anesthetist, Certified Registered
4120 SOUTHWEST FWY, STE 100
HOUSTON, TX 77027
Anesthesiology
4120 SOUTHWEST FWY, SUITE 100
HOUSTON, TX 77027
Nurse Anesthetist, Certified Registered
4120 SOUTHWEST FWY, SUITE 100
HOUSTON, TX 77027
Specialist
4120 SOUTHWEST FWY
HOUSTON, TX 77027
Nurse Anesthetist, Certified Registered
4120 SOUTHWEST FWY, SUITE 200
HOUSTON, TX 77027
Nurse Anesthetist, Certified Registered
4120 SOUTHWEST FWY, SUITE 200
HOUSTON, TX 77027

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 Margaret Grimes's NPI number?

The NPI number for Margaret Grimes is 1619954187. It was assigned to this individual provider in the NPPES registry on December 27, 2005.

Where is Margaret Grimes located?

Margaret Grimes practices at 4120 Southwest Fwy Suite 200, Houston, TX 77027. The listed phone number is (713) 355-8600.

What is Margaret Grimes's specialty?

The primary specialty registered for this NPI is Nurse Anesthetist, Certified Registered with taxonomy code 367500000X.

Is Margaret Grimes enrolled in Medicare?

Yes. Margaret Grimes 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 Margaret Grimes accept?

Health plans from Blue Cross and Blue Shield of Texas and UnitedHealthcare list Margaret Grimes 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.

When was this NPI record last updated?

The NPPES record for Margaret Grimes was last updated on September 20, 2018. NPI Profile syncs with the weekly NPPES data releases published by CMS.