MRS. CHRISTINE MARIE GUILLERMO MHS PA-C
NPI 1871655217
Physician Assistant in Oklahoma City, OK

Active since December 14, 2006PECOS EnrolledAccepts Medicare Assignment
4021 S WALKER AVE STE 201, OKLAHOMA CITY, OK 73109(405) 246-3950(844) 689-9671 Get Directions Write a Review

NPPES record last updated: August 25, 2022. Verified against the NPPES registry weekly; last sync: August 02, 2026.

About Mrs. Christine Marie Guillermo Mhs Pa-c NPPES

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

MRS. CHRISTINE MARIE GUILLERMO MHS PA-C (NPI 1871655217) is an individual physician assistant in Oklahoma City, Oklahoma, licensed in Oklahoma (1439) and active in the NPI registry since December 2006. She is enrolled in Medicare PECOS, is affiliated with Integris Southwest Medical Center, and is a graduate of Other (2004).

NPPES Registry Identity

NPI1871655217
Entity TypeIndividualFemale
Primary Taxonomy363A00000X
Provider Legal NameMRS. CHRISTINE MARIE GUILLERMOCredential: MHS PA-C
Location Address4021 S WALKER AVE STE 201Oklahoma City, OK 73109-6977
Mailing Address3000 N Grand BlvdOklahoma City, OK 73107-1818 · (405) 632-6688 · Fax (844) 689-9671
Fax(844) 689-9671
Sole ProprietorNo
Medical School CMSOtherGraduated 2004
Enumeration DateDecember 14, 2006
Last NPPES UpdateAugust 25, 2022
NPPES CertifiedAugust 25, 2022
NPI 1871655217 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 3

Primary SpecialtyPhysician AssistantPhysician Assistants & Advanced Practice Nursing Providers
Taxonomy Code363A00000X
License Licensed in OK · 1439
Definition
A physician assistant is a person who has successfully completed an accredited education program for physician assistant, is licensed by the state and is practicing within the scope of that license. Physician assistants are formally trained to perform many of the routine, time-consuming tasks a physician can do. In some states, they may prescribe medications. They take medical histories, perform physical exams, order lab tests and x-rays, and give inoculations. Most states require that they work under the supervision of a physician.
Also ListedEmergency MedicineTaxonomy 207P00000X · License 1439 (OK)
Also ListedPhysician Assistant · MedicalTaxonomy 363AM0700X · License 2215 (CO)
4021 S WALKER AVE STE 201, Oklahoma City, OK 73109

Other Names 1

Former Name (1)Miss Christine Marie Hellman

Other Identifiers 1

Medicaid200071440AOK

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

Mrs. Christine Marie Guillermo Mhs Pa-c 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 ID4688619067
PECOS Enrollment IDI20050826000484
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.

Areas of Expertise CMS Part B claims

Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.

Hemoglobin a1c level 83036
Hemoglobin A1c (HbA1c) is a test that measures your average blood sugar level over the past 2-3 months. It's used to monitor how well diabetes is being controlled. High levels may indicate that your diabetes treatment plan needs adjustment.
128 services93 patients

Hospital Affiliations CMS Care Compare

Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.

Integris Southwest Medical Center

Acute Care Hospitals · Oklahoma City, OK
3/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number370106
Location4401 South Western AvenueOklahoma City, OK 73109 · Oklahoma County
Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 73109 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
$82.46 typical visit price
range $53.00 – $162.61
Typical copayment $20.61 (range $13.25 – $40.65)
Most-billed visit code 99203
Established Patient
$66.48 typical visit price
range $16.68 – $132.40
Typical copayment $16.62 (range $4.17 – $33.10)
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 5

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

Nurse Practitioner (Family)
4021 S WALKER AVE STE 201
OKLAHOMA CITY, OK 73109
Physician Assistant (Medical)
4021 S WALKER AVE STE 201
OKLAHOMA CITY, OK 73109
Family Medicine
4021 S WALKER AVE STE 201
OKLAHOMA CITY, OK 73109
Clinic/Center (Federally Qualified Health Center (FQHC))
4021 S WALKER AVE STE 201
OKLAHOMA CITY, OK 73109
Nurse Practitioner (Family)
4021 S WALKER AVE STE 201
OKLAHOMA CITY, OK 73109

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 Christine Guillermo's NPI number?

The NPI number for Christine Guillermo is 1871655217. It was assigned to this individual provider in the NPPES registry on December 14, 2006. The provider is also known as Miss Christine Marie Hellman.

Where is Christine Guillermo located?

Christine Guillermo practices at 4021 S Walker Ave Ste 201, Oklahoma City, OK 73109. The listed phone number is (405) 246-3950.

What is Christine Guillermo's specialty?

The primary specialty registered for this NPI is Physician Assistant with taxonomy code 363A00000X.

Is Christine Guillermo enrolled in Medicare?

Yes. Christine Guillermo 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 Christine Guillermo accept?

Health plans from Ambetter from Arkansas Health & Wellness, Ambetter from Home State Health, Ambetter from Sunflower Health Plan, Ambetter from Superior HealthPlan and Ambetter of Oklahoma and 2 other insurers list Christine Guillermo 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 Christine Guillermo affiliated with any hospitals?

According to CMS data, Christine Guillermo is affiliated with Integris Southwest Medical Center.

When was this NPI record last updated?

The NPPES record for Christine Guillermo was last updated on August 25, 2022. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 3 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.