THERESA A. DYAR D.O.
NPI 1043404932
Family Medicine in Lancaster, OH

Q: What is Theresa Dyar's NPI number?

The NPI number for Theresa Dyar is 1043404932. It was assigned to this individual provider in the NPPES registry on September 4, 2007.

Q: What is Theresa Dyar's specialty?

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

Q: When was this NPI record last updated?

The NPPES record for Theresa Dyar was last updated on July 13, 2023. 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.

Active since September 04, 2007PECOS EnrolledAccepts Medicare Assignment

2405 N COLUMBUS ST STE 200, LANCASTER, OH 43130(740) 689-3627(740) 687-5898 Get Directions Write a Review

NPPES record last updated: July 13, 2023. Verified against the NPPES registry weekly; last sync: August 16, 2026.

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About Theresa A. Dyar D.o. NPPES

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

THERESA A. DYAR D.O. (NPI 1043404932) is an individual family medicine provider in Lancaster, Ohio, licensed in Ohio (34.009958) and active in the NPI registry since September 2007. She is enrolled in Medicare PECOS, is affiliated with Mount Carmel East & West, and is a graduate of West Virginia School Of Osteopathic Medicine (2007).

NPPES Registry Identity

NPI1043404932

Entity TypeIndividualFemale

Primary Taxonomy207Q00000X

Provider Legal NameTHERESA A. DYARCredential: D.O.

Location Address2405 N COLUMBUS ST STE 200Lancaster, OH 43130-8186

Mailing Address2405 N Columbus St Ste 200Lancaster, OH 43130-8186 · (740) 689-3627 · Fax (740) 687-5898

Phone(740) 689-3627

Fax(740) 687-5898

Sole ProprietorYes

Medical School CMSWest Virginia School Of Osteopathic MedicineGraduated 2007

Enumeration DateSeptember 4, 2007

Last NPPES UpdateJuly 13, 2023

NPPES CertifiedJuly 13, 2023

✔ NPI 1043404932 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyFamily MedicineAllopathic & Osteopathic Physicians

Taxonomy Code207Q00000X

License✔ Licensed in OH · 34.009958

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.

2405 N COLUMBUS ST STE 200, Lancaster, OH 43130

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Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Anthem Blue Cross and Blue Shield, CareSource, MedMutual 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

Theresa A. Dyar D.o. 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 ID6608991708

PECOS Enrollment IDI20100913001067

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 12

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.

252 services125 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.

163 services106 patients

Chronic care management services, first 20 minutes of clinical staff time directed by health care professional, per calendar month 99490

Chronic care management services involve a healthcare professional directing clinical staff in managing your chronic conditions. This includes the first 20 minutes per month of services like medication management, care coordination, and health monitoring to help improve your health and quality of life.

160 services74 patients

Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit G0439

An annual wellness visit is a yearly appointment with your primary care provider to create or update a personalized prevention plan. This plan helps prevent illness based on your current health and risk factors. It's a subsequent visit, meaning it follows an initial assessment.

101 services101 patients

Annual depression screening, 5 to 15 minutes G0444

An annual depression screening is a short, routine evaluation to check for signs of depression. It involves answering a series of questions about your feelings, thoughts, and behaviors. The process takes about 15 minutes and helps detect depression early for better management.

91 services91 patients

Insertion of needle into vein for collection of blood sample 36415

This procedure involves inserting a small needle into a vein, typically in your arm, to collect a blood sample. It's a quick and simple process to help diagnose or monitor health conditions. You may feel a small prick, but discomfort is minimal.

64 services54 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.

41 services34 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.

24 services24 patients

Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more 99215

This service involves a follow-up appointment for existing patients, lasting between 40 to 54 minutes. During this time, your healthcare provider will assess your current health status, discuss any changes or concerns, review your treatment plan, and answer any questions you may have.

23 services21 patients

Automated urinalysis test 81003

An automated urinalysis test is a routine examination that checks your urine for various substances. It can help identify potential health issues such as kidney problems or diabetes. The test uses a machine to analyze a small urine sample, providing quick and accurate results.

20 services20 patients

Detection test by immunoassay with direct visual observation for severe acute respiratory syndrome coronavirus 2 (covid-19) 87811

This is a test to detect COVID-19, the virus causing severe respiratory illness. It uses a method called immunoassay, which identifies the virus by its unique proteins. The test is directly observed for accuracy. It helps determine if you're currently infected.

19 services17 patients

Detection test by immunoassay with direct visual observation for influenza virus 87804

This is a test that identifies the influenza virus in your body. It works by using an immunoassay, a method that detects the presence of the virus through an immune response. The results are directly observable, making it a quick and efficient way to diagnose flu.

17 services15 patients

Hospital Affiliations CMS Care Compare 2

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

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

Fairfield Medical Center

Acute Care Hospitals · Lancaster, OH

1/5 CMS rating

OwnershipVoluntary non-profit - Other

CMS Certification Number360072

Location401 North Ewing StreetLancaster, OH 43130 · Fairfield County

Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 43130 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.

Reported Quality Measures

Preventive Care and Screening: Body Mass Index (BMI) Screening and Follow-Up Plan

Percentage of patients aged 18 years and older with a BMI documented during the current encounter or during the previous twelve months AND with a BMI outside of normal parameters, a follow-up plan is documented during the encounter or during the previous…

100%140 patients5/55-star benchmark: 100%

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.

Other Providers at the Same Location NPPES 4

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

ANDREW C STIFF

Internal Medicine (Cardiovascular Disease)

2405 N COLUMBUS ST STE 200
LANCASTER, OH 43130

Fairfield County (740) 689-4480

STEVEN MOULD MD

Internal Medicine (Cardiovascular Disease)

2405 N COLUMBUS ST STE 200
LANCASTER, OH 43130

Fairfield County (740) 689-4480

JASON ROBERT MONTGOMERY PAC

Physician Assistant

2405 N COLUMBUS ST STE 200
LANCASTER, OH 43130

Fairfield County (740) 687-5722

CHRISTIE RENAE RATLIFF

Nurse Practitioner (Family)

2405 N COLUMBUS ST STE 200
LANCASTER, OH 43130

Fairfield County (740) 689-4480

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 Theresa Dyar's NPI number?

The NPI number for Theresa Dyar is 1043404932. It was assigned to this individual provider in the NPPES registry on September 4, 2007.

Where is Theresa Dyar located?

Theresa Dyar practices at 2405 N Columbus St Ste 200, Lancaster, OH 43130. The listed phone number is (740) 689-3627.

What is Theresa Dyar's specialty?

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

Is Theresa Dyar enrolled in Medicare?

Yes. Theresa Dyar 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 Theresa Dyar accept?

Health plans from Anthem Blue Cross and Blue Shield, CareSource, MedMutual, Molina Healthcare and Oscar Health Insurance list Theresa Dyar 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 Theresa Dyar affiliated with any hospitals?

According to CMS data, Theresa Dyar is affiliated with Mount Carmel East & West and Fairfield Medical Center.

When was this NPI record last updated?

The NPPES record for Theresa Dyar was last updated on July 13, 2023. 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.