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MRS. KATHRYN MARIE HANNIGAN FNP
NPI 1811318041
Nurse Practitioner in Saint Louis, MO

Active since December 13, 2013PECOS EnrolledAccepts Medicare Assignment
79.29/100
CMS Quality Rating
620 S TAYLOR AVE, DIV IM INFECTIOUS DISEASE, STE 100, SAINT LOUIS, MO 63110(314) 362-9098(314) 362-9851 Get Directions Write a Review

NPPES record last updated: April 17, 2025. Verified against the NPPES registry weekly; last sync: August 23, 2026.

Record update history: Apr 25, 2024, Apr 10, 2024, Nov 15, 2021 and 2 more (5 updates tracked since 2016).

About Mrs. Kathryn Marie Hannigan Fnp NPPES

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

MRS. KATHRYN MARIE HANNIGAN FNP (NPI 1811318041) is an individual nurse practitioner in Saint Louis, Missouri, licensed in Missouri (2013029016) and active in the NPI registry since December 2013. She is enrolled in Medicare PECOS and is a graduate of Other (2013).

NPPES Registry Identity

NPI1811318041
Entity TypeIndividualFemale
Primary Taxonomy363L00000X
Provider Legal NameMRS. KATHRYN MARIE HANNIGANCredential: FNP
Location Address620 S TAYLOR AVE, DIV IM INFECTIOUS DISEASE, STE 100Saint Louis, MO 63110-1035
Mailing AddressPo Box 7412011Chicago, IL 60674-2011 · (314) 362-9098 · Fax (314) 362-9851
Phone(314) 362-9098
Fax(314) 362-9851
Sole ProprietorNo
Medical School CMSOtherGraduated 2013
Enumeration DateDecember 13, 2013
Last NPPES UpdateApril 17, 20255 updates tracked since enumeration
✔ NPI 1811318041 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyNurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
Taxonomy Code363L00000X
License✔ Licensed in MO · 2013029016
Definition
(1) A registered nurse provider with a graduate degree in nursing prepared for advanced practice involving independent and interdependent decision making and direct accountability for clinical judgment across the health care continuum or in a certified specialty. (2) A registered nurse who has completed additional training beyond basic nursing education and who provides primary health care services in accordance with state nurse practice laws or statutes. Tasks performed by nurse practitioners vary with practice requirements mandated by geographic, political, economic, and social factors. Nurse practitioner specialists include, but are not limited to, family nurse practitioners, gerontological nurse practitioners, pediatric nurse practitioners, obstetric-gynecologic nurse practitioners, and school nurse practitioners.
620 S TAYLOR AVE, Saint Louis, MO 63110
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Other Identifiers 1

Medicaid420010529MO

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. Kathryn Marie Hannigan Fnp 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 ID8527297555
PECOS Enrollment IDI20140214000708
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 5

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.

Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more 99214
This is a routine check-up for patients who have previously visited our clinic. It involves a comprehensive review of your health and any ongoing treatments. The consultation lasts between 30-39 minutes, allowing enough time to discuss any concerns.
105 services61 patients
Pneumococcal conjugate vaccine, 20 valent (pcv20), for intramuscular use 90677
The Pneumococcal Conjugate Vaccine (PCV20) is a shot given to protect against 20 types of bacteria that can cause serious infections like pneumonia and meningitis. It's administered through a muscle, usually in the arm. It's important for overall health.
22 services22 patients
Administration of pneumococcal vaccine G0009
The pneumococcal vaccine helps protect against pneumococcal bacteria, which can cause severe infections like pneumonia and meningitis. The vaccine is given as an injection, typically in the arm. It's recommended for infants, older adults, and those with certain health conditions.
22 services22 patients
Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more 99213
This is a routine visit for patients who have already been seen by the healthcare provider. During this approximately 20-29 minute appointment, your health status will be evaluated and any necessary treatments or tests will be discussed. It's a chance to address any health concerns you may have.
17 services13 patients
Administration of influenza virus vaccine G0008
The administration of the influenza virus vaccine, also known as the flu shot, is a simple procedure to protect against the flu. A healthcare provider injects a small dose of the vaccine into your arm. This stimulates your immune system to produce antibodies, which will help your body fight off the flu if exposed.
14 services14 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 63110 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
$86.32 typical visit price
range $55.65 – $169.38
Typical copayment $21.58 (range $13.91 – $42.34)
Most-billed visit code 99203
Established Patient
$98.37 typical visit price
range $17.76 – $137.92
Typical copayment $24.59 (range $4.44 – $34.48)
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.

79.29/100
MIPS Final ScoreMerit-based Incentive Payment System · CMS Quality Payment Program
Scored as part of a group practice
Quality71.46
Promoting Interoperability100
Improvement Activities40
Cost59.51

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.

MS. RACHEL ERIN OBRIEN AGNP
Nurse Practitioner
620 S TAYLOR AVE, DIV IM INFECTIOUS DISEASE, STE 100
SAINT LOUIS, MO 63110
St. Louis City (314) 362-9098
DR. ADITI RAMAKRISHNAN MD
Internal Medicine (Infectious Disease)
620 S TAYLOR AVE, DIV IM INFECTIOUS DISEASE, STE 100
SAINT LOUIS, MO 63110
St. Louis City (314) 747-1206
DR. CARLOS ROBERTO MEJIA CHEW MD
Internal Medicine (Infectious Disease)
620 S TAYLOR AVE, DIV IM INFECTIOUS DISEASE, STE 100
SAINT LOUIS, MO 63110
St. Louis City (314) 362-9098
DR. PATRICK BRYAN MAZI MD
Internal Medicine (Infectious Disease)
620 S TAYLOR AVE, DIV IM INFECTIOUS DISEASE, STE 100
SAINT LOUIS, MO 63110
St. Louis City (314) 747-1206
DR. JANE ALISON OHALLORAN MD
Internal Medicine (Infectious Disease)
620 S TAYLOR AVE, DIV IM INFECTIOUS DISEASE, STE 100
SAINT LOUIS, MO 63110
St. Louis City (314) 362-9098
DR. LAURA RENEE MARKS MD
Internal Medicine (Infectious Disease)
620 S TAYLOR AVE, DIV IM INFECTIOUS DISEASE, STE 100
SAINT LOUIS, MO 63110
St. Louis City (314) 362-9098
MS. KELLY EILIS LAVIN FNP
Nurse Practitioner (Family)
620 S TAYLOR AVE, DIV IM INFECTIOUS DISEASE, STE 100
SAINT LOUIS, MO 63110
St. Louis City (314) 747-1206
DR. PHILIP JENSEN BUDGE MD
Internal Medicine (Infectious Disease)
620 S TAYLOR AVE, DIV IM INFECTIOUS DISEASE, STE 100
SAINT LOUIS, MO 63110
St. Louis City (314) 362-9098

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 Kathryn Hannigan's NPI number?

The NPI number for Kathryn Hannigan is 1811318041. It was assigned to this individual provider in the NPPES registry on December 13, 2013.

Where is Kathryn Hannigan located?

Kathryn Hannigan practices at 620 S Taylor Ave Div Im Infectious Disease, Ste 100, Saint Louis, MO 63110. The listed phone number is (314) 362-9098.

What is Kathryn Hannigan's specialty?

The primary specialty registered for this NPI is Nurse Practitioner with taxonomy code 363L00000X.

Is Kathryn Hannigan enrolled in Medicare?

Yes. Kathryn Hannigan 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.

When was this NPI record last updated?

The NPPES record for Kathryn Hannigan was last updated on April 17, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 16 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.