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DR. MARJORIE H. GUTHRIE M.D.
NPI 1366490146
Family Medicine in O Fallon, IL

Active since May 04, 2006PECOS EnrolledAccepts Medicare Assignment
3 SAINT ELIZABETH BLVD STE 4000, O FALLON, IL 62269(618) 233-5480(618) 222-4790 Get Directions Write a Review

NPPES record last updated: March 10, 2026. Verified against the NPPES registry weekly; last sync: August 02, 2026.

Record update history: Mar 10, 2026, May 5, 2021, Mar 9, 2018 (3 updates tracked since 2018).

About Dr. Marjorie H. Guthrie M.d. NPPES

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

DR. MARJORIE H. GUTHRIE M.D. (NPI 1366490146) is an individual family medicine provider in O Fallon, Illinois, licensed in Illinois (036113851) and active in the NPI registry since May 2006. She is enrolled in Medicare PECOS, is affiliated with Memorial Hospital, and is a graduate of Rush Medical College Of Rush University (2002).

NPPES Registry Identity

NPI1366490146
Entity TypeIndividualFemale
Primary Taxonomy207Q00000X
Provider Legal NameDR. MARJORIE H. GUTHRIECredential: M.D.
Location Address3 SAINT ELIZABETH BLVD STE 4000O Fallon, IL 62269-1284
Mailing Address3 Saint Elizabeth Blvd Ste 4000O Fallon, IL 62269-1284 · (618) 233-5480 · Fax (618) 222-4790
Phone(618) 233-5480
Fax(618) 222-4790
Sole ProprietorNo
Medical School CMSRush Medical College Of Rush UniversityGraduated 2002
Enumeration DateMay 4, 2006
Last NPPES UpdateMarch 10, 20263 updates tracked since enumeration
NPPES CertifiedMarch 10, 2026
✔ NPI 1366490146 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyFamily MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207Q00000X
License✔ Licensed in IL · 036113851
Definition
Family Medicine is the medical specialty which is concerned with the total health care of the individual and the family. It is the specialty in breadth which integrates the biological, clinical, and behavioral sciences. The scope of family medicine is not limited by age, sex, organ system, or disease entity.
3 SAINT ELIZABETH BLVD STE 4000, O Fallon, IL 62269
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Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Ambetter from Home State Health, Ambetter Health, Ambetter Health of Delaware and more.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

Dr. Marjorie H. Guthrie 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 ID8921016015
PECOS Enrollment IDI20060331000158
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 4

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.

Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 99232
Follow-up hospital inpatient care involves daily check-ups while you're admitted in the hospital. Typically, a healthcare provider spends about 25 minutes each day reviewing your condition, adjusting treatment if needed, and answering any questions you might have.
55 services17 patients
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.
20 services17 patients
Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes 99222
Initial hospital inpatient care is a service where a healthcare provider spends about 50 minutes per day overseeing your care while you're admitted in the hospital. This includes reviewing your health status, planning your treatment, and ensuring your safety and comfort.
17 services17 patients
Hospital discharge day management, 30 minutes or less 99238
Hospital discharge day management of 30 minutes or less includes finalizing your treatment, discussing your progress, and planning after-care at home. It ensures you're ready to leave the hospital and continue recovery safely.
17 services17 patients

Hospital Affiliations CMS Care Compare 2

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

Memorial Hospital

Acute Care Hospitals · Belleville, IL
4/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number140185
Location4500 Memorial DriveBelleville, IL 62226 · St. Clair County
Emergency services Birthing friendly

Hshs St Elizabeth's Hospital

Acute Care Hospitals · O Fallon, IL
4/5 CMS rating
OwnershipVoluntary non-profit - Church
CMS Certification Number140187
LocationOne St Elizabeth BoulevardO Fallon, IL 62269 · St. Clair County
Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 62269 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
$88.44 typical visit price
range $56.28 – $173.35
Typical copayment $22.11 (range $14.07 – $43.33)
Most-billed visit code 99203
Established Patient
$99.71 typical visit price
range $17.51 – $139.99
Typical copayment $24.92 (range $4.37 – $34.99)
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.

Reported Quality Measures

Adult Sinusitis: Computerized Tomography (CT) for Acute Sinusitis (Overuse)
Percentage of patients aged 18 years and older with a diagnosis of acute sinusitis who had a computerized tomography (CT) scan of the paranasal sinuses ordered at the time of diagnosis or received within 28 days after date of diagnosis
Lower rates are better for this measure.
0%193 patients
Breast Cancer Screening
Percentage of women 50-74 years of age who had a mammogram to screen for breast cancer
45%461 patients2/55-star benchmark: 92%
Care Plan
Percentage of patients aged 65 years and older who have an advance care plan or surrogate decision maker documented in the medical record that an advance care plan was discussed but the patient did not wish or was not able to name a surrogate decision maker…
25%247 patients2/55-star benchmark: 100%
Colorectal Cancer Screening
Percentage of adults 50-75 years of age who had appropriate screening for colorectal cancer
40%780 patients2/55-star benchmark: 85%
Diabetes: Eye Exam
Percentage of patients 18-75 years of age with diabetes who had a retinal or dilated eye exam by an eye care professional during the measurement period or a negative retinal exam (no evidence of retinopathy) in the 12 months prior to the measurement period
29%279 patients2/55-star benchmark: 100%
Documentation of Current Medications in the Medical Record
Percentage of visits for patients aged 18 years and older for which the eligible professional or eligible clinician attests to documenting a list of current medications using all immediate resources available on the date of the encounter.
93%4,197 patients4/55-star benchmark: 100%
e-Prescribing
At least one permissible prescription written by the MIPS eligible clinician is queried for a drug formulary and transmitted electronically using certified EHR technology.
99%2,880 patients5/55-star benchmark: 99%
Health Information Exchange
The MIPS eligible clinician that transitions or refers their patient to another setting of care or health care clinician (1) uses CEHRT to create a summary of care record; and (2) electronically transmits such summary to a receiving health care clinician for…
19%152 patients1/55-star benchmark: 88%
Medication Reconciliation
The MIPS eligible clinician performs medication reconciliation for at least one transition of care in which the patient is transitioned into the care of the MIPS eligible clinician.
86%1,110 patients2/55-star benchmark: 100%
Patient-Specific Education
The MIPS eligible clinician must use clinically relevant information from CEHRT to identify patient-specific educational resources and provide access to those materials to at least one unique patient seen by the MIPS eligible clinician.
57%3,958 patients3/55-star benchmark: 97%
Provide Patient Access
At least one patient seen by the MIPS eligible clinician during the performance period is provided timely access to view online, download, and transmit to a third party their health information subject to the MIPS eligible clinician's discretion to withhold…
98%3,958 patients4/55-star benchmark: 100%
Secure Messaging
For at least one unique patient seen by the MIPS eligible clinician during the performance period, a secure message was sent using the electronic messaging function of CEHRT to the patient (or the patient-authorized representative), or in response to a secure…
13%3,958 patients1/55-star benchmark: 89%
View, Download, or Transmit (VDT)
At least one patient seen by the MIPS eligible clinician during the performance period (or patient-authorized representative) views, downloads or transmits their health information to a third party during the performance period.
17%3,958 patients
Providers report different measures because they deliver different services; reporting more or less information is not a reflection of quality. Star ratings appear only where CMS assigned them.

Referred Medical Equipment & Supplies CMS DME claims 2

Durable medical equipment, devices and supplies this provider ordered from DME suppliers for patients, from Medicare fee-for-service claims.

Blood glucose test or reagent strips for home blood glucose monitor, per 50 strips A4253
DME-Other DME · category DE017N
13 suppliers40 claims109 services$5.65 avg. paid by Medicare
Lancets, per box of 100 A4259
DME-Medical/Surgical Supplies · category DA000N
9 suppliers13 claims21 services$1.08 avg. paid by Medicare
Dollar amounts are the average Medicare paid the supplier per service. They are not the cost to the patient.

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.

MARA GRACE DOWNING MD
Student in an Organized Health Care Education/Training Program
3 SAINT ELIZABETH BLVD STE 4000
O FALLON, IL 62269
St. Clair County (618) 233-5480
DR. NOAH M COOPERSTEIN MD
Family Medicine
3 SAINT ELIZABETH BLVD STE 4000
O FALLON, IL 62269
St. Clair County (618) 256-7311
DR. PATRICK BLOECHER MD
Family Medicine
3 SAINT ELIZABETH BLVD STE 4000
O FALLON, IL 62269
St. Clair County (618) 233-7880
BENJAMIN F WOOD MD
Student in an Organized Health Care Education/Training Program
3 SAINT ELIZABETH BLVD STE 4000
O FALLON, IL 62269
St. Clair County (618) 233-5480
SALSAPELA HIYTHAM SHABAN MD
Student in an Organized Health Care Education/Training Program
3 SAINT ELIZABETH BLVD STE 4000
O FALLON, IL 62269
St. Clair County (618) 233-5480
MARIA OCHIAI
Student in an Organized Health Care Education/Training Program
3 SAINT ELIZABETH BLVD STE 4000
O FALLON, IL 62269
St. Clair County (618) 256-9355
LUKE BRECHNER
Student in an Organized Health Care Education/Training Program
3 SAINT ELIZABETH BLVD STE 4000
O FALLON, IL 62269
St. Clair County (618) 256-9355
ALEX BRANDON BELONGY
Student in an Organized Health Care Education/Training Program
3 SAINT ELIZABETH BLVD STE 4000
O FALLON, IL 62269
St. Clair County (618) 256-9355

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 Marjorie Guthrie's NPI number?

The NPI number for Marjorie Guthrie is 1366490146. It was assigned to this individual provider in the NPPES registry on May 4, 2006.

Where is Marjorie Guthrie located?

Marjorie Guthrie practices at 3 Saint Elizabeth Blvd Ste 4000, O Fallon, IL 62269. The listed phone number is (618) 233-5480.

What is Marjorie Guthrie's specialty?

The primary specialty registered for this NPI is Family Medicine with taxonomy code 207Q00000X.

Is Marjorie Guthrie enrolled in Medicare?

Yes. Marjorie Guthrie 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 Marjorie Guthrie accept?

Health plans from Ambetter Health, Ambetter Health of Delaware, Ambetter from Home State Health and UnitedHealthcare list Marjorie Guthrie 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 Marjorie Guthrie affiliated with any hospitals?

According to CMS data, Marjorie Guthrie is affiliated with Memorial Hospital and Hshs St Elizabeth's Hospital.

When was this NPI record last updated?

The NPPES record for Marjorie Guthrie was last updated on March 10, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 4 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.