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DR. MEGAN DUNNIGAN WILLARD MD
NPI 1841331857
Internal Medicine - Gastroenterology in Baltimore, MD

Active since February 11, 2007PECOS EnrolledAccepts Medicare Assignment
94.1/100
CMS Quality Rating
22 S GREENE ST, BALTIMORE, MD 21201(410) 328-5780(410) 328-8315 Get Directions Write a Review

NPPES record last updated: April 8, 2022. Verified against the NPPES registry weekly; last sync: October 04, 2026.

Record update history: Apr 8, 2022, Jan 10, 2021, Oct 22, 2020 (3 updates tracked since 2020).

About Dr. Megan Dunnigan Willard Md NPPES

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

DR. MEGAN DUNNIGAN WILLARD MD (NPI 1841331857) is an individual gastroenterology provider in Baltimore, Maryland, licensed in Maryland (D0065877) and active in the NPI registry since February 2007. She is enrolled in Medicare PECOS, is affiliated with Uniontown Hospital, and is a graduate of University Of Maryland School Of Medicine (1997).

NPPES Registry Identity

NPI1841331857
Entity TypeIndividualFemale
Primary Taxonomy207RG0100X
Provider Legal NameDR. MEGAN DUNNIGAN WILLARDCredential: MD
Location Address22 S GREENE STBaltimore, MD 21201-1544
Mailing AddressPo Box 64442Baltimore, MD 21264-4442 · (410) 328-5780 · Fax (410) 328-8315
Phone(410) 328-5780
Fax(410) 328-8315
Sole ProprietorNo
Medical School CMSUniversity Of Maryland School Of MedicineGraduated 1997
Enumeration DateFebruary 11, 2007
Last NPPES UpdateApril 8, 20223 updates tracked since enumeration
NPPES CertifiedApril 8, 2022
✔ NPI 1841331857 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal Medicine · GastroenterologyAllopathic & Osteopathic Physicians
Taxonomy Code207RG0100X
License✔ Licensed in MD · D0065877
Definition
An internist who specializes in diagnosis and treatment of diseases of the digestive organs including the stomach, bowels, liver and gallbladder. This specialist treats conditions such as abdominal pain, ulcers, diarrhea, cancer and jaundice and performs complex diagnostic and therapeutic procedures using endoscopes to visualize internal organs.
22 S GREENE ST, Baltimore, MD 21201
Open in Google Maps ↗

Other Names 1

Former Name (1)Dr. Megan Michele Dunnigan Md

Other Identifiers 2

OtherS062-0542MD · Carefirst Bc/bs
Medicaid412944000MD

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

Dr. Megan Dunnigan Willard Md 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 ID547352940
PECOS Enrollment IDI20190903003204
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 9

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.
65 services57 patients
Removal of polyps or growths of large bowel using an endoscope with mechanical snare 45385
This procedure involves using a thin, flexible tube called an endoscope to examine the large bowel. If any abnormal growths or polyps are found, a tool called a mechanical snare is used to remove them. This is a common method to prevent potential health issues.
57 services57 patients
Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope 43239
This procedure involves using a thin, flexible tube with a light and camera, known as an endoscope, to examine the esophagus, stomach, and upper part of the small intestine. Small tissue samples are taken for further examination to help diagnose various conditions.
40 services40 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.
37 services37 patients
Diagnostic exam of esophagus, stomach, and/or upper small bowel using a flexible endoscope 43235
This procedure, known as an upper endoscopy, involves inserting a thin, flexible tube with a camera down the throat to examine the esophagus, stomach, and upper small bowel. It helps diagnose conditions like ulcers or inflammation.
27 services25 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.
25 services25 patients

Hospital Affiliations CMS Care Compare 3

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

Uniontown Hospital

Acute Care Hospitals · Uniontown, PA
1/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number390041
Location500 West Berkeley StreetUniontown, PA 15401 · Fayette County
Emergency services

West Virginia University Hospitals, Inc

Acute Care Hospitals · Morgantown, WV
2/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number510001
Location1 Medical Center DriveMorgantown, WV 26506 · Monongalia County
Emergency services Birthing friendly

United Hospital Center, Inc

Acute Care Hospitals · Bridgeport, WV
4/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number510006
Location327 Medical Park DriveBridgeport, WV 26330 · Harrison County
Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 21201 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
$139.05 typical visit price
range $60.73 – $183.44
Typical copayment $34.76 (range $15.18 – $45.86)
Most-billed visit code 99204
Established Patient
$106.59 typical visit price
range $19.60 – $149.17
Typical copayment $26.64 (range $4.90 – $37.29)
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.

94.1/100
MIPS Final ScoreMerit-based Incentive Payment System · CMS Quality Payment Program
Scored through an Alternative Payment Model
Quality78.46
Promoting Interoperability100
Improvement Activities40

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.

DR. LEONARD ANANG SOWAH M.D.
Internal Medicine
22 S GREENE ST
BALTIMORE, MD 21201
Baltimore City (410) 706-4619
VISHAL BHATNAGAR MD
Student in an Organized Health Care Education/Training Program
22 S GREENE ST, MEDICINE, N3E09
BALTIMORE, MD 21201
Baltimore City (410) 328-6110
NANCE J FOX P.A.-C
Physician Assistant (Medical)
22 S GREENE ST, G2K36
BALTIMORE, MD 21201
Baltimore City (410) 328-1170
HILARY TAMARA WOLF MD
Pediatrics (Adolescent Medicine)
22 S GREENE ST
BALTIMORE, MD 21201
Baltimore City (410) 328-7373
MS. LINDSAY BREAM O'MEARA CRNP
Nurse Practitioner (Acute Care)
22 S GREENE ST, SUITE S4D07
BALTIMORE, MD 21201
Baltimore City (410) 328-3365
NORA T OLIVER M.D., M.P.H.
Student in an Organized Health Care Education/Training Program
22 S GREENE ST, N3E09
BALTIMORE, MD 21201
Baltimore City (410) 328-5756
SHOSHANA JO WEINER
Internal Medicine
22 S GREENE ST
BALTIMORE, MD 21201
Baltimore City (617) 214-1332
JENNA VANLIERE CANZONIERO M.D.
Internal Medicine
22 S GREENE ST, N3E09
BALTIMORE, MD 21201
Baltimore City (410) 328-5756

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 Megan Willard's NPI number?

The NPI number for Megan Willard is 1841331857. It was assigned to this individual provider in the NPPES registry on February 11, 2007. The provider is also known as Dr. Megan Michele Dunnigan MD.

Where is Megan Willard located?

Megan Willard practices at 22 S Greene St, Baltimore, MD 21201. The listed phone number is (410) 328-5780.

What is Megan Willard's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Gastroenterology, with taxonomy code 207RG0100X.

Is Megan Willard enrolled in Medicare?

Yes. Megan Willard 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 Megan Willard accept?

Health plans from Ambetter Health, Ambetter from Buckeye Health Plan, Ambetter from Meridian, CareSource and Highmark Blue Cross Blue Shield West Virginia and 1 other insurer list Megan Willard 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 Megan Willard affiliated with any hospitals?

According to CMS data, Megan Willard is affiliated with Uniontown Hospital, West Virginia University Hospitals, Inc and United Hospital Center, Inc.

When was this NPI record last updated?

The NPPES record for Megan Willard was last updated on April 8, 2022. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 4 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.