Megan Herrington, PA

  • Saint Louis, MO
  • Physician assistant
NPI1760114466PAC ID9133597859
Medicare patients, 2024
60
Part D claims, 2024
428
Hospital affiliations
3
Industry payments
$14
Medical group
1
Practice address
615 New Ballas Road, Saint Louis, MO 63141
Practice phone
Call (314) 251-6000
Professional email
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Personal email
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Mobile number
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Social profiles

Primary practice

Mercy Hospital St. Louis

Hospital · Saint Louis, Missouri

See all 5 affiliations

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Megan Herrington is a physician assistant in Saint Louis, Missouri

Megan Herrington practices at Mercy Hospital St. Louis in Saint Louis, Missouri, part of Mercy.

Megan Herrington's NPI, 1760114466, was assigned on June 30, 2022. Megan Herrington holds Missouri license 2022040146.

NPI and contact details
Medicare PAC ID
9133597859
NPI enumeration date
June 30, 2022
NPI status
Active
Accepts Medicare assignment
Yes
Practice phone
(314) 251-6000
Professional email
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Personal email
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Mobile number
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Sex
Female
Estimated age
30
Medical school graduation
2022

Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)

Megan Herrington practices at Mercy Hospital St. Louis in Saint Louis, Missouri

Megan Herrington's primary practice is Mercy Hospital St. Louis, at 615 New Ballas Road, Saint Louis, MO 63141 in St. Louis County. The practice phone is (314) 251-6000.

Source: Dmand AI Affiliation Data

Megan Herrington is affiliated with 4 sites of care and 1 medical group

Megan Herrington's primary practice is Mercy Hospital St. Louis in Saint Louis, Missouri, part of Mercy. Megan Herrington is also affiliated with Mercy Hospital South. The medical group on file is Mercy Clinic Surgical Specialists. Dmand AI also links Megan Herrington to 1 more hospital and 1 group practice or clinic, each named with a free account.

See all 5 affiliations for Megan Herrington

Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data

Dmand AI tracks the EHR system at Megan Herrington's practice

Dmand AI tracks the electronic health record (EHR) system at each site where Megan Herrington practices, 4 sites in all. Vendor and product names are available with a free account.

EHR by site
SiteEHR vendor and product
Mercy Hospital St. LouisAvailable with a free account
+3 more affiliated sitesAvailable with a free account

Source: Dmand AI Technology Install Data

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Megan Herrington is one of 1,484 physician assistants in Missouri

Physician assistant is Megan Herrington's primary specialty in the NPI Registry, under taxonomy code 363A00000X. Megan Herrington is licensed in Missouri.

Specialties and state licenses

  • Physician assistant, MissouriPrimaryLicense 2022040146 · taxonomy 363A00000X

Physician assistants near Megan Herrington

Counts of physician assistants with a Dmand AI profile, by place and practice. Each opens the list.

Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Peer Benchmarks

Megan Herrington treated 60 Medicare patients in 2024, average age 73

CMS counts 60 Medicare patients who saw Megan Herrington in 2024. The largest group is 65 to 74, with 32 patients. 75% of them have arthritis, and 75% have high blood pressure. Their average risk score is 1.12, where 1.00 is the Medicare average.

Across all payers, Dmand AI patient panel data puts Megan Herrington's median patient age at 72, with 61% women.

Medicare patients, 202460
Average age73
Average risk score1.12

Megan Herrington's Medicare patients by age, 2024

CMS leaves out age groups with fewer than 11 patients.

Megan Herrington's Medicare patients by sex, 2024

  • Women3050%
  • Men3050%

Chronic conditions among Megan Herrington's Medicare patients, 2024

  1. Arthritis75%
  2. High blood pressure75%
  3. High cholesterol75%
  4. Ischemic heart disease45%
  5. Diabetes38%
  6. Chronic kidney disease33%
  7. Mood disorders32%
  8. Anxiety27%

Share of Medicare patients with each condition. A patient can have several.

Megan Herrington's patients across all payers

Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.

Patient panel by age, all payers

Median age 72

Patient panel by sex, all payers

  • Women61%
  • Men38%

Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data

Megan Herrington wrote 428 Medicare Part D claims in 2024

In 2024, Megan Herrington wrote 428 Medicare Part D claims for 173 patients. 98% of them were for generic drugs.

Part D claims, 2024428
Part D patients173

Megan Herrington's Part D claims by kind of drug, 2024

  • Generic421 claims98%
  • Brand-name and other7 claims2%

Drug classes CMS tracks in Megan Herrington's Part D claims, 2024

  • Opioids83%355 of 428 claims
  • Antibiotics5%20 of 428 claims

Share of all Part D claims for each drug class CMS reports on. Classes with no claims are left out.

Source: Medicare Part D Prescribers - by Provider (CMS), 2024 data

How Megan Herrington takes part in Medicare

Megan Herrington accepts Medicare assignment, so Medicare's approved amount is taken as full payment.

Accepts Medicare assignment
Yes

Source: Doctors and Clinicians National Downloadable File (CMS)

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Megan Herrington received $14 in industry payments in 2025

CMS Open Payments shows 1 general payment to Megan Herrington from 1 drug or device company in 2025. Food and beverage make up the largest share, 100% of the total. Ferring Pharmaceuticals Inc. paid the most, $14.

Companies that paid Megan Herrington the most, 2025 to 2025

Share is of all general payments to this clinician.

See all payments to Megan Herrington

Source: Open Payments (CMS), 2025 data, released July 7, 2026

Sources for Megan Herrington's profile data

Sources for the data on this page
Data on this pageSource
NPI, name, sex, specialty and licensesNPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Professional Profile Data
Practice locations and phoneDmand AI Affiliation Data
Primary practice, affiliations and health systemDmand AI Affiliation DataDmand AI Org Hierarchy Data
Medicare patients and the all-payer patient panelDmand AI Patient Panel DataMedicare Physician & Other Practitioners - by Provider (CMS) (opens in a new tab)
Part D prescribingMedicare Part D Prescribers - by Provider (CMS) (opens in a new tab)
MIPS scores, telehealth, assignment and procedure percentilesDoctors and Clinicians National Downloadable File (CMS) (opens in a new tab)
Industry paymentsOpen Payments (CMS) (opens in a new tab)
EHR at each practice siteDmand AI Technology Install Data
Similar physiciansDmand AI Affiliation Data

Data last refreshed October 2026Report an inaccuracyRemove my information

FAQ

Frequently asked questions about Megan Herrington

Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.

What is Megan Herrington's NPI number?

Megan Herrington's NPI number is 1760114466. It was assigned on June 30, 2022, and it is active in the NPI Registry.

What does Megan Herrington specialize in?

Megan Herrington is a physician assistant in Saint Louis, Missouri. The primary specialty in the NPI Registry is Physician Assistant (taxonomy code 363A00000X).

Where does Megan Herrington practice?

Megan Herrington practices at 615 New Ballas Road, Saint Louis, MO 63141. Megan Herrington's primary practice is Mercy Hospital St. Louis in Saint Louis, Missouri, part of Mercy. Dmand AI also links Megan Herrington to 1 hospital and 1 group practice or clinic.

What is Megan Herrington's office phone number?

The practice phone on file for Megan Herrington is (314) 251-6000.

What is Megan Herrington's medical license number?

Megan Herrington holds Missouri license 2022040146, one of 2 state licenses on file.

Which hospitals is Megan Herrington affiliated with?

Megan Herrington practices at Mercy Hospital St. Louis in Saint Louis, Missouri. Megan Herrington is also affiliated with Mercy Hospital South. Dmand AI links Megan Herrington to 1 more hospital.

What medical group is Megan Herrington part of?

Megan Herrington is linked to Mercy Clinic Surgical Specialists.

Does Megan Herrington accept Medicare?

Yes. CMS lists Megan Herrington as accepting Medicare assignment.

How many Medicare patients does Megan Herrington see?

CMS counts 60 Medicare patients who saw Megan Herrington in 2024, with an average age of 73.

Has Megan Herrington received payments from drug or device companies?

CMS Open Payments shows $14 in general payments to Megan Herrington from 1 company from 2025 to 2025. The largest total came from Ferring Pharmaceuticals Inc.

How long has Megan Herrington been practicing?

Megan Herrington graduated from medical school in 2022, 4 years ago.

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