Lisa A. McMahon, FNP-BC
- Hospital affiliations
- 2
- Industry payments
- $103
- Medical group
- 1
- State license
- 1
- Year NPI issued
- 2022
- Practice address
- 120 Speer Rd Bldg B Bldg B, Chestertown, MD 21620-1044
- Practice phone
- Call (410) 778-9300
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Bay River Primary Care
Primary care practice · Chestertown, Maryland
Find Lisa McMahon's professional email, personal email and mobile number
Dmand AI checks each channel through healthcare-specific waterfall enrichment. See what is on file with a free account, with practice phones, licenses and affiliations.
Lisa A. McMahon is a family nurse practitioner in Chestertown, Maryland
Lisa McMahon practices at Bay River Primary Care in Chestertown, Maryland.
Lisa McMahon's NPI, 1235851643, was assigned on September 13, 2022. Lisa McMahon holds Delaware license LG-0012032.
- NPI
- 1235851643NPI Registry (opens in a new tab)
- Medicare PAC ID
- 2769928696
- NPI enumeration date
- September 13, 2022
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
- Practice phone
- (410) 778-9300
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- 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)
Lisa A. McMahon practices at Bay River Primary Care in Chestertown, Maryland
Lisa McMahon's primary practice is Bay River Primary Care, at 120 Speer Rd Bldg B Bldg B, Chestertown, MD 21620-1044. The practice phone is (410) 778-9300.
- Bay River Primary Care120 Speer Rd Bldg B Bldg B, Chestertown, MD 21620-1044Phone(410) 778-9300
Source: Dmand AI Affiliation Data
Lisa A. McMahon is affiliated with 4 sites of care and 1 medical group
Lisa McMahon's primary practice is Bay River Primary Care in Chestertown, Maryland. Lisa McMahon is also affiliated with University of Maryland Shore Medical Center at Chestertown. The medical group on file is Bay River Primary Care. Dmand AI also links Lisa McMahon to 1 more hospital and 1 home health agency, each named with a free account.
Source: Dmand AI Affiliation Data
Dmand AI tracks the EHR system at Lisa A. McMahon's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Lisa McMahon practices, 4 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Bay River Primary Care | Available with a free account |
| +3 more affiliated sites | Available with a free account |
Source: Dmand AI Technology Install Data
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Lisa A. McMahon is one of 3,917 family nurse practitioners in Maryland
Family is Lisa McMahon's primary specialty in the NPI Registry, under taxonomy code 363LF0000X. Lisa McMahon is licensed in Delaware.
Specialties and state licenses
- Family nurse practitioner, DelawarePrimary
Family nurse practitioners near Lisa McMahon
Counts of family nurse practitioners 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
Lisa A. McMahon's patients have a median age of 66
Across all payers, Dmand AI patient panel data puts Lisa McMahon's median patient age at 66, with 52% women.
Lisa McMahon's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 66
Patient panel by sex, all payers
- Women52%
- Men48%
Source: Dmand AI Patient Panel Data
Lisa A. McMahon offers telehealth to Medicare patients
Lisa McMahon accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Lisa McMahon as offering telehealth.
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
Source: Doctors and Clinicians National Downloadable File (CMS)
Lisa A. McMahon received $103 in industry payments in 2025
CMS Open Payments shows 4 general payments to Lisa McMahon from 3 drug and device companies in 2025. Food and beverage make up the largest share, 100% of the total. Bayer HealthCare Pharmaceuticals Inc. paid the most, $61.
Companies that paid Lisa McMahon the most, 2025 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Sources for Lisa A. McMahon's profile data
| Data on this page | Source |
|---|---|
| NPI, name, sex, specialty and licenses | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Professional Profile Data |
| Practice locations and phone | Dmand AI Affiliation Data |
| Primary practice, affiliations and health system | Dmand AI Affiliation Data |
| Medicare patients and the all-payer patient panel | Dmand AI Patient Panel Data |
| MIPS scores, telehealth, assignment and procedure percentiles | Doctors and Clinicians National Downloadable File (CMS) (opens in a new tab) |
| Industry payments | Open Payments (CMS) (opens in a new tab) |
| EHR at each practice site | Dmand AI Technology Install Data |
| Similar physicians | Dmand AI Affiliation Data |
Data last refreshed October 2026Report an inaccuracyRemove my information
FAQ
Frequently asked questions about Lisa A. McMahon
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Lisa A. McMahon's NPI number?
Lisa A. McMahon's NPI number is 1235851643. It was assigned on September 13, 2022, and it is active in the NPI Registry.
What does Lisa A. McMahon specialize in?
Lisa A. McMahon is a family nurse practitioner in Chestertown, Maryland. The primary specialty in the NPI Registry is Family Nurse Practitioner (taxonomy code 363LF0000X).
Where does Lisa A. McMahon practice?
Lisa McMahon practices at 120 Speer Rd Bldg B Bldg B, Chestertown, MD 21620-1044. Lisa McMahon's primary practice is Bay River Primary Care in Chestertown, Maryland. Dmand AI also links Lisa McMahon to 1 hospital and 1 home health agency.
What is Lisa A. McMahon's office phone number?
The practice phone on file for Lisa McMahon is (410) 778-9300.
What is Lisa A. McMahon's medical license number?
Lisa McMahon holds Delaware license LG-0012032.
Which hospitals is Lisa A. McMahon affiliated with?
Lisa McMahon is affiliated with University of Maryland Shore Medical Center at Chestertown. Dmand AI links Lisa McMahon to 1 more hospital.
What medical group is Lisa A. McMahon part of?
Lisa McMahon is linked to Bay River Primary Care.
Does Lisa A. McMahon accept Medicare?
Yes. CMS lists Lisa McMahon as accepting Medicare assignment.
Does Lisa A. McMahon offer telehealth?
Yes. The CMS Doctors and Clinicians file lists Lisa McMahon as offering telehealth services.
Has Lisa A. McMahon received payments from drug or device companies?
CMS Open Payments shows $103 in general payments to Lisa McMahon from 3 companies from 2025 to 2025. The largest total came from Bayer HealthCare Pharmaceuticals Inc.
How long has Lisa A. McMahon been practicing?
Lisa McMahon graduated from medical school in 2022, 4 years ago.
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