Dr. Lisa S. Merriman, MD
- Medicare services, 2024
- 424
- Medicare patients, 2024
- 237
- Part D claims, 2024
- 17
- Hospital affiliations
- 5
- Industry payments
- $292
- Practice address
- 2800 10th Ave N, Billings, MT 59101
- Practice phone
- Call (406) 657-4000
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Merriman'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.
Dr. Lisa S. Merriman is a trauma surgery physician in Billings, Montana
Dr. Merriman practices at Billings Clinic Hospital in Billings, Montana, part of Billings Clinic.
Dr. Merriman's NPI, 1508206467, was assigned on June 25, 2013. Dr. Merriman graduated from Oregon Health Sciences University School of Medicine in 2015. Dr. Merriman holds Montana license MED-PHYS-LIC-91732.
- NPI
- 1508206467NPI Registry (opens in a new tab)
- Medicare PAC ID
- 4284948555
- NPI enumeration date
- June 25, 2013
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (406) 657-4000
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
- Estimated age
- 37
- Medical school graduation
- 2015
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Lisa S. Merriman practices at Billings Clinic Hospital in Billings, Montana
Dr. Merriman's primary practice is Billings Clinic Hospital, at 2800 10th Ave N, Billings, MT 59101 in Yellowstone County. The practice phone is (406) 657-4000.
- Billings Clinic Hospital2800 10th Ave N, Billings, MT 59101 · Yellowstone CountyPhone(406) 657-4000
Source: Dmand AI Affiliation Data
Dr. Lisa S. Merriman is affiliated with 6 sites of care and 1 medical group
Dr. Merriman's primary practice is Billings Clinic Hospital in Billings, Montana, part of Billings Clinic. Dr. Merriman is also affiliated with Sheridan Memorial Hospital. The medical group on file is Billings Clinic. Dmand AI also links Dr. Merriman to 3 more hospitals and 1 group practice or clinic, each named with a free account.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Lisa S. Merriman's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Merriman practices, 6 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Billings Clinic Hospital | Available with a free account |
| +5 more affiliated sites | Available with a free account |
Source: Dmand AI Technology Install Data
For health IT teams
Dmand AI maps EHR vendors, IT decision makers and buying committees across Billings Clinic and 6.2K+ hospitals, with verified contacts in the same login.
Dr. Lisa S. Merriman is one of 4 trauma surgery physicians in Montana
Trauma surgery is Dr. Merriman's primary specialty in the NPI Registry, under taxonomy code 2086S0127X. Dmand AI has Dr. Merriman's licenses on file in 2 states: Montana and New Mexico.
Specialties and state licenses
- Trauma surgery, MontanaPrimary
- Surgery, New Mexico
Trauma surgery physicians near Dr. Merriman
Counts of trauma surgery physicians 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
Dr. Lisa S. Merriman billed Medicare for 424 services in 2024
CMS data shows 424 Medicare services from Dr. Merriman across 5 procedure codes in 2024, for 237 Medicare patients. Medicare paid $40,772 for them. Every service was in a facility, such as a hospital, rather than an office.
Dr. Merriman's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 5892024: 42428%
Dr. Merriman's most billed Medicare procedure codes, 2024
CMS publishes codes billed for 11 or more Medicare patients. Each label is the code family; CPT descriptions are licensed by the AMA.
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Source: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data
Dr. Lisa S. Merriman treated 237 Medicare patients in 2024, average age 73
CMS counts 237 Medicare patients who saw Dr. Merriman in 2024. The largest group is 65 to 74, with 87 patients. 75% of them have high blood pressure, and 57% have high cholesterol. 23% are also on Medicaid. Their average risk score is 1.55, where 1.00 is the Medicare average, so they are sicker than most Medicare patients.
Across all payers, Dmand AI patient panel data puts Dr. Merriman's median patient age at 74, with 55% women.
Dr. Merriman's Medicare patients by age, 2024
Dr. Merriman's Medicare patients by sex, 2024
- Women11147%
- Men12653%
Chronic conditions among Dr. Merriman's Medicare patients, 2024
- High blood pressure75%
- High cholesterol57%
- Arthritis47%
- Atrial fibrillation37%
- Mood disorders37%
- Depression35%
- Anxiety34%
- Ischemic heart disease33%
Share of Medicare patients with each condition. A patient can have several.
Dr. Merriman's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 74
Patient panel by sex, all payers
- Women55%
- Men45%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Lisa S. Merriman wrote 17 Medicare Part D claims in 2024
In 2024, Dr. Merriman wrote 17 Medicare Part D claims. 82% of them were for generic drugs. CMS names the drug for 12 of them, across 1 drug with 11 or more claims each, at $29 in total drug cost. In 2016, CMS named 11 claims across 1 drug.
Dr. Merriman's Part D claims by kind of drug, 2024
- Generic14 claims82%
- Brand-name and other3 claims18%
Dr. Merriman's most prescribed drugs by claims, 2019
CMS names a drug when it has 11 or more claims. Share is of the claims for drugs CMS names.
Part D claims for drugs CMS names, 2016 to 2019
- 2016
- 2019
- Claims for drugs CMS names
- 2016: 112019: 129%
Drugs named by CMS: 1 in 2019, 1 in 2016.
Sources: Medicare Part D Prescribers - by Provider and Drug (CMS), 2024 data, released May 6, 2026; and Medicare Part D Prescribers - by Provider (CMS), 2024 data
How Dr. Lisa S. Merriman takes part in Medicare
Dr. Merriman accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Colonoscopy: 1 to 10 procedures (CMS shows small counts as a range)
Removal of tissue: 1 to 10 procedures (CMS shows small counts as a range)
Upper gastrointestinal (GI) endoscopy for acid reflux: 1 to 10 procedures (CMS shows small counts as a range)
Sources: Doctors and Clinicians National Downloadable File (CMS); and Doctors and Clinicians Utilization Data (CMS)
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Dr. Lisa S. Merriman received $292 in industry payments from 2019 to 2023
CMS Open Payments shows 4 general payments to Dr. Merriman from 4 drug and device companies from 2019 to 2023. Food and beverage make up the largest share, 100% of the total. W. L. Gore & Associates, Inc. paid the most, $135.
General payments to Dr. Merriman by program year, 2019 to 2023
Companies that paid Dr. Merriman the most, 2019 to 2023
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Lisa S. Merriman graduated from Oregon Health Sciences University School of Medicine
Dr. Merriman graduated from Oregon Health Sciences University School of Medicine in 2015.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Lisa S. Merriman'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 DataDmand AI Org Hierarchy Data |
| Medicare services and procedure codes | Medicare Physician & Other Practitioners - by Provider and Service (CMS) (opens in a new tab) |
| Medicare patients and the all-payer patient panel | Dmand AI Patient Panel DataMedicare Physician & Other Practitioners - by Provider (CMS) (opens in a new tab) |
| Part D prescribing | Medicare Part D Prescribers - by Provider and Drug (CMS) (opens in a new tab)Medicare Part D Prescribers - by Provider (CMS) (opens in a new tab) |
| MIPS scores, telehealth, assignment and procedure percentiles | Doctors and Clinicians National Downloadable File (CMS) (opens in a new tab)Doctors and Clinicians Utilization Data (CMS) (opens in a new tab) |
| Industry payments | Open Payments (CMS) (opens in a new tab) |
| Training, board certification and memberships | Dmand AI Professional Profile Data |
| 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 Dr. Lisa S. Merriman
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Dr. Lisa S. Merriman's NPI number?
Dr. Lisa S. Merriman's NPI number is 1508206467. It was assigned on June 25, 2013, and it is active in the NPI Registry.
What kind of doctor is Dr. Lisa S. Merriman?
Dr. Lisa S. Merriman is a trauma surgery physician in Billings, Montana. The primary specialty in the NPI Registry is Trauma Surgery Physician (taxonomy code 2086S0127X).
Where does Dr. Lisa S. Merriman practice?
Dr. Merriman practices at 2800 10th Ave N, Billings, MT 59101. Dr. Merriman's primary practice is Billings Clinic Hospital in Billings, Montana, part of Billings Clinic. Dmand AI also links Dr. Merriman to 3 hospitals and 1 group practice or clinic.
What is Dr. Lisa S. Merriman's office phone number?
The practice phone on file for Dr. Merriman is (406) 657-4000.
What is Dr. Lisa S. Merriman's medical license number?
Dr. Merriman holds Montana license MED-PHYS-LIC-91732, one of the licenses on file in 2 states.
Which states has Dr. Lisa S. Merriman been licensed in?
Dmand AI has state licenses on file for Dr. Merriman in Montana and New Mexico.
Which hospitals is Dr. Lisa S. Merriman affiliated with?
Dr. Merriman practices at Billings Clinic Hospital in Billings, Montana. Dr. Merriman is also affiliated with Sheridan Memorial Hospital. Dmand AI links Dr. Merriman to 3 more hospitals.
What medical group is Dr. Lisa S. Merriman part of?
Dr. Merriman is linked to Billings Clinic.
Does Dr. Lisa S. Merriman accept Medicare?
Yes. CMS data shows Dr. Merriman billed Medicare for 424 services in 2024, and Dr. Merriman accepts Medicare assignment.
How many Medicare patients does Dr. Lisa S. Merriman see?
CMS counts 237 Medicare patients who saw Dr. Merriman in 2024, with an average age of 73.
Show 5 more questionsShow fewer questions
What services does Dr. Lisa S. Merriman bill to Medicare?
In 2024, Dr. Merriman's most billed Medicare services were hospital inpatient care (99232), critical care (99291) and hospital inpatient care (99222).
Where did Dr. Lisa S. Merriman go to medical school?
Dr. Merriman graduated from Oregon Health Sciences University School of Medicine in 2015.
What drugs does Dr. Lisa S. Merriman prescribe most?
In 2019 Medicare Part D data, Dr. Merriman's most prescribed drugs by claims were Oxycodone HCl.
Has Dr. Lisa S. Merriman received payments from drug or device companies?
CMS Open Payments shows $292 in general payments to Dr. Merriman from 4 companies from 2019 to 2023. The largest total came from W. L. Gore & Associates, Inc.
How long has Dr. Lisa S. Merriman been practicing?
Dr. Merriman graduated from medical school in 2015, 11 years ago.
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