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MICHELINA DE LA MAZA GRIMES MD
NPI 1255779385
Pediatrics in Tucson, AZ

Active since June 11, 2013PECOS Enrolled
97.64/100
CMS Quality Rating
1625 N CAMPBELL AVE, TUCSON, AZ 85719(520) 626-7053(520) 626-6986 Get Directions Write a Review

NPPES record last updated: February 25, 2026. Verified against the NPPES registry weekly; last sync: August 09, 2026.

Record update history: Oct 9, 2019, Mar 15, 2019, Nov 6, 2017 and 3 more (6 updates tracked since 2016).

About Michelina De La Maza Grimes Md NPPES

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

MICHELINA DE LA MAZA GRIMES MD (NPI 1255779385) is an individual pediatrics provider in Tucson, Arizona, licensed in Arizona (52125) and active in the NPI registry since June 2013. She is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1255779385
Entity TypeIndividualFemale
Primary Taxonomy208000000X
Provider Legal NameMICHELINA DE LA MAZA GRIMESCredential: MD
Location Address1625 N CAMPBELL AVETucson, AZ 85719
Mailing Address1625 N Campbell AveTucson, AZ 85719-4330 · (520) 626-7053 · Fax (520) 626-6986
Phone(520) 626-7053
Fax(520) 626-6986
Sole ProprietorNo
Enumeration DateJune 11, 2013
Last NPPES UpdateFebruary 25, 20266 updates tracked since enumeration
NPPES CertifiedFebruary 25, 2026
✔ NPI 1255779385 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyPediatricsAllopathic & Osteopathic Physicians
Taxonomy Code208000000X
License✔ Licensed in AZ · 52125
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.
Also ListedPediatrics · Pediatric Hematology-OncologyTaxonomy 2080P0207X · License 52155 (AZ)
1625 N CAMPBELL AVE, Tucson, AZ 85719
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Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Blue Cross Blue Shield of Arizona.Insurance ›

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Michelina De La Maza Grimes Md 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.

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 85719 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
$85.89 typical visit price
range $55.44 – $168.60
Typical copayment $21.47 (range $13.86 – $42.15)
Most-billed visit code 99203
Established Patient
$98.00 typical visit price
range $17.72 – $137.41
Typical copayment $24.50 (range $4.43 – $34.35)
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.

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.

97.64/100
MIPS Final ScoreMerit-based Incentive Payment System · CMS Quality Payment Program
Scored through an Alternative Payment Model
Quality84.77
Promoting Interoperability98.67
Improvement Activities40

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.

KATELYN DESALVO MD
Pediatrics
1625 N CAMPBELL AVE
TUCSON, AZ 85719
Pima County (520) 626-7944
DR. JESSICA WRIGHT
Pediatrics
1625 N CAMPBELL AVE
TUCSON, AZ 85719
Pima County (520) 694-0111
ALEXANDRIA TAYSOM PA
Physician Assistant
1625 N CAMPBELL AVE
TUCSON, AZ 85719
Pima County (520) 694-0111
ERIN RIECK DO
Emergency Medicine
1625 N CAMPBELL AVE
TUCSON, AZ 85719
Pima County (520) 694-8888
JESSICA HANNA NRP
Emergency Medical Technician, Paramedic
1625 N CAMPBELL AVE
TUCSON, AZ 85719
Pima County (907) 598-3566
CHRISTOPHER J KARASCH DO
Anesthesiology
1625 N CAMPBELL AVE
TUCSON, AZ 85719
Pima County (520) 626-7141
DR. JOSHUA MICHAEL ROCKEY MD
Radiology (Diagnostic Radiology)
1625 N CAMPBELL AVE
TUCSON, AZ 85719
Pima County (520) 694-0111
DR. ALINA NGUYEN DO
Emergency Medicine
1625 N CAMPBELL AVE
TUCSON, AZ 85719
Pima County (520) 694-8888

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 Michelina Grimes's NPI number?

The NPI number for Michelina Grimes is 1255779385. It was assigned to this individual provider in the NPPES registry on June 11, 2013.

Where is Michelina Grimes located?

Michelina Grimes practices at 1625 N Campbell Ave, Tucson, AZ 85719. The listed phone number is (520) 626-7053.

What is Michelina Grimes's specialty?

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

Is Michelina Grimes enrolled in Medicare?

Yes. Michelina Grimes is registered in the Medicare PECOS enrollment system.

What insurance does Michelina Grimes accept?

Health plans from Blue Cross Blue Shield of Arizona list Michelina 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 Michelina Grimes was last updated on February 25, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 5 months 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.