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GRETCHEN K CALHOUN CNP
NPI 1689714586
Nurse Practitioner - Adult Health in Columbus, OH

Active since February 08, 2007PECOS EnrolledAccepts Medicare Assignment
81.3/100
CMS Quality Rating
3400 OLENTANGY RIVER RD, COLUMBUS, OH 43202(614) 754-5500(614) 754-5501 Get Directions Write a Review

NPPES record last updated: June 25, 2025. Verified against the NPPES registry weekly; last sync: July 26, 2026.

Record update history: Jun 25, 2025, May 13, 2024, Jan 25, 2022 (3 updates tracked since 2022).

About Gretchen K Calhoun Cnp NPPES

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

GRETCHEN K CALHOUN CNP (NPI 1689714586) is an individual adult health provider in Columbus, Ohio, licensed in Ohio (APRN.CNP.00908) and active in the NPI registry since February 2007. She is enrolled in Medicare PECOS, is affiliated with Riverside Methodist Hospital, and is a graduate of Other (1996).

NPPES Registry Identity

NPI1689714586
Entity TypeIndividualFemale
Primary Taxonomy363LA2200X
Provider Legal NameGRETCHEN K CALHOUNCredential: CNP
Location Address3400 OLENTANGY RIVER RDColumbus, OH 43202-1523
Mailing Address3400 Olentangy River RdColumbus, OH 43202-1523 · (614) 754-5500 · Fax (614) 754-5501
Phone(614) 754-5500
Fax(614) 754-5501
Sole ProprietorNo
Medical School CMSOtherGraduated 1996
Enumeration DateFebruary 8, 2007
Last NPPES UpdateJune 25, 20253 updates tracked since enumeration
NPPES CertifiedJune 25, 2025
✔ NPI 1689714586 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyNurse Practitioner · Adult HealthPhysician Assistants & Advanced Practice Nursing Providers
Taxonomy Code363LA2200X
License✔ Licensed in OH · APRN.CNP.00908
3400 OLENTANGY RIVER RD, Columbus, OH 43202
Open in Google Maps ↗

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Ambetter from Buckeye Health Plan, Ambetter from Meridian, Ambetter Health 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

Gretchen K Calhoun Cnp 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 ID4587835988
PECOS Enrollment IDI20110915000175
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 6

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 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.
106 services94 patients
Measurement of liver stiffness 91200
Measurement of liver stiffness is a non-invasive procedure that helps assess the health of your liver. It uses sound waves to detect the hardness of the liver tissue, which can indicate conditions like fibrosis or cirrhosis. It's a simple, painless test that provides valuable information about your liver's health.
73 services73 patients
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.
66 services60 patients
Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more 99212
This is a routine check-up for patients who have previously seen the doctor. During this 10-19 minute visit, the doctor will review your health status, discuss any concerns, and manage ongoing treatments or medications. It's a chance to ensure your health is on track.
42 services41 patients
New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more 99203
This service involves an initial office or outpatient visit for a new patient. The healthcare professional will spend 30-44 minutes understanding your health history, current issues, and discussing possible treatment plans. It's a comprehensive evaluation to start your healthcare journey.
24 services24 patients
New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more 99204
This is a first-time office or outpatient visit lasting between 45-59 minutes. The healthcare provider evaluates your health, discusses your medical history, and may suggest further tests or treatments. It's an opportunity to ask questions and understand your health better.
17 services17 patients

Hospital Affiliations CMS Care Compare 5

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

Riverside Methodist Hospital

Acute Care Hospitals · Columbus, OH
5/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number360006
Location3535 Olentangy River RdColumbus, OH 43214 · Franklin County
Emergency services Birthing friendly

Marion General Hospital

Acute Care Hospitals · Marion, OH
4/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number360011
Location1000 Mckinley Park DriveMarion, OH 43302 · Marion County
Emergency services Birthing friendly

Grant Medical Center

Acute Care Hospitals · Columbus, OH
3/5 CMS rating
OwnershipVoluntary non-profit - Church
CMS Certification Number360017
Location111 South Grant AvenueColumbus, OH 43215 · Franklin County
Emergency services Birthing friendly

Mount Carmel East & West

Acute Care Hospitals · Columbus, OH
2/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number360035
Location6001 East Broad StreetColumbus, OH 43213 · Franklin County
Emergency services Birthing friendly

Dublin Methodist Hospital

Acute Care Hospitals · Dublin, OH
3/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number360348
Location7500 Hospital AvenueDublin, OH 43016 · Franklin County
Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 43202 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
$84.72 typical visit price
range $54.34 – $166.65
Typical copayment $21.18 (range $13.58 – $41.66)
Most-billed visit code 99203
Established Patient
$96.44 typical visit price
range $17.10 – $135.40
Typical copayment $24.11 (range $4.27 – $33.85)
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.

81.3/100
MIPS Final ScoreMerit-based Incentive Payment System · CMS Quality Payment Program
Scored as part of a group practice
Quality73.58
Promoting Interoperability98
Improvement Activities40
Cost65.77

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.

MRS. JENNIFER ELIZABETH NOLL ATC
Specialist/Technologist (Athletic Trainer)
3400 OLENTANGY RIVER RD, STE 201
COLUMBUS, OH 43202
Franklin County (614) 262-0907
OHIO STATE PAIN MANAGEMENT CENTER,LLC
Anesthesiology (Pain Medicine)
3400 OLENTANGY RIVER RD, SUITE #100
COLUMBUS, OH 43202
Franklin County (614) 262-7246
DR. GREGORY D GIBBONS MD
Internal Medicine (Gastroenterology)
3400 OLENTANGY RIVER RD
COLUMBUS, OH 43202
Franklin County (614) 754-5500
MRS. SHANNON A GRIME CNP
Nurse Practitioner (Adult Health)
3400 OLENTANGY RIVER RD
COLUMBUS, OH 43202
Franklin County (614) 754-5500
CENTRAL OHIO ENDOSCOPY CENTER, LLC
Clinic/Center (Endoscopy)
3400 OLENTANGY RIVER RD
COLUMBUS, OH 43202
Franklin County (614) 754-5500
NIRAJA DALAL PA-C
Physician Assistant
3400 OLENTANGY RIVER RD
COLUMBUS, OH 43202
Franklin County (614) 754-5500
MRS. MACKENZIE LYNN MACKENZIE CNP
Nurse Practitioner (Family)
3400 OLENTANGY RIVER RD
COLUMBUS, OH 43202
Franklin County (614) 754-5500
JENNIFER MARIE BOTKINS M.D.
Internal Medicine (Gastroenterology)
3400 OLENTANGY RIVER RD, SUITE 385
COLUMBUS, OH 43202
Franklin County (614) 754-5500

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 Gretchen Calhoun's NPI number?

The NPI number for Gretchen Calhoun is 1689714586. It was assigned to this individual provider in the NPPES registry on February 8, 2007.

Where is Gretchen Calhoun located?

Gretchen Calhoun practices at 3400 Olentangy River Rd, Columbus, OH 43202. The listed phone number is (614) 754-5500.

What is Gretchen Calhoun's specialty?

The primary specialty registered for this NPI is Nurse Practitioner, specializing in Adult Health, with taxonomy code 363LA2200X.

Is Gretchen Calhoun enrolled in Medicare?

Yes. Gretchen Calhoun 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 Gretchen Calhoun accept?

Health plans from Ambetter Health, Ambetter from Buckeye Health Plan, Ambetter from Meridian, Anthem Blue Cross and Blue Shield and Antidote Health Plan of Ohio, Inc. and 3 other insurers list Gretchen Calhoun 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 Gretchen Calhoun affiliated with any hospitals?

According to CMS data, Gretchen Calhoun is affiliated with Riverside Methodist Hospital, Marion General Hospital, Grant Medical Center, Mount Carmel East & West and Dublin Methodist Hospital.

When was this NPI record last updated?

The NPPES record for Gretchen Calhoun was last updated on June 25, 2025. NPI Profile syncs with the weekly NPPES data releases published by CMS.