Dr. Mark Andrew Lyerly, MD
- Medicare services, 2024
- 166
- Medicare patients, 2024
- 108
- Part D claims, 2024
- 236
- Hospital affiliations
- 4
- Industry payments
- $2,968
- Practice address
- 360 Broadway, Bangor, ME 04401
- Practice phone
- Call (207) 262-1000
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Lyerly's professional email, personal email and mobile number
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Dr. Mark Andrew Lyerly is a neurosurgeon in Bangor, Maine
Dr. Lyerly practices at St. Joseph Healthcare in Bangor, Maine, part of Covenant Health.
Dr. Lyerly's NPI, 1881661791, was assigned on March 1, 2006. Dr. Lyerly graduated from Duke University School of Medicine in 1988. Dr. Lyerly holds North Carolina license 35415.
- NPI
- 1881661791NPI Registry (opens in a new tab)
- Medicare PAC ID
- 9133195415
- NPI enumeration date
- March 1, 2006
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (207) 262-1000
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 64
- Medical school graduation
- 1988
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Mark Andrew Lyerly practices at St. Joseph Healthcare in Bangor, Maine
Dr. Lyerly's primary practice is St. Joseph Healthcare, at 360 Broadway, Bangor, ME 04401 in Penobscot County. The practice phone is (207) 262-1000.
- St. Joseph Healthcare360 Broadway, Bangor, ME 04401 · Penobscot CountyPhone(207) 262-1000
Source: Dmand AI Affiliation Data
Dr. Mark Andrew Lyerly is affiliated with 4 sites of care and 1 medical group
Dr. Lyerly's primary practice is St. Joseph Healthcare in Bangor, Maine, part of Covenant Health. Dr. Lyerly is also affiliated with Northern Light Eastern Maine Medical Center. The medical group on file is St. Joseph General Surgery and Urology. Dmand AI also links Dr. Lyerly to 2 more hospitals, each named with a free account. Dr. Lyerly's employer is on file too: a hospital.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Mark Andrew Lyerly's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Lyerly practices, 4 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| St. Joseph Healthcare | Available with a free account |
| +3 more affiliated sites | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Mark Andrew Lyerly is one of 25 neurosurgeons in Maine
Neurological surgery is Dr. Lyerly's primary specialty in the NPI Registry, under taxonomy code 207T00000X. Dmand AI has Dr. Lyerly's licenses on file in 3 states: North Carolina, Maine and West Virginia.
Specialties and state licenses
- Neurological surgery, North CarolinaPrimary
- Maine license
- West Virginia license
Neurosurgeons near Dr. Lyerly
Counts of neurosurgeons 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. Mark Andrew Lyerly billed Medicare for 166 services in 2024
CMS data shows 166 Medicare services from Dr. Lyerly across 7 procedure codes in 2024, for 108 Medicare patients. Medicare paid $24,647 for them.
Dr. Lyerly's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 1442024: 1366%
- Surgery
- 2023: 532024: 1670%
- Tests and treatments
- 2023: 02024: 14
Where Dr. Lyerly's Medicare services took place, 2024
- In an office9859%
- In a facility6841%
Dr. Lyerly compared with the Maine median for neurosurgeons, 2024
- Dr. Lyerly
- Maine median
- Medicare services
- 166vs 9575% above
- Medicare patients
- 108vs 113Close to median
- Part D claims
- 142vs 207.1 times
Medians across 26 neurosurgeons in Maine with Dmand AI profiles that report each measure.
Dr. Lyerly'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.
Need commercial claims for Dr. Lyerly?
Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Lyerly and other neurosurgeons in Maine.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Mark Andrew Lyerly treated 108 Medicare patients in 2024, average age 72
CMS counts 108 Medicare patients who saw Dr. Lyerly in 2024. The largest group is 65 to 74, with 48 patients. 75% of them have arthritis, and 75% have high blood pressure. 13% are also on Medicaid. Their average risk score is 1.43, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Dr. Lyerly's median patient age at 70, with 55% women.
Dr. Lyerly's Medicare patients by age, 2024
Dr. Lyerly's Medicare patients by sex, 2024
- Women5147%
- Men5753%
Chronic conditions among Dr. Lyerly's Medicare patients, 2024
- Arthritis75%
- High blood pressure75%
- High cholesterol75%
- Anxiety40%
- Mood disorders35%
- Depression33%
- Diabetes33%
- Chronic kidney disease31%
Share of Medicare patients with each condition. A patient can have several.
Dr. Lyerly's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 70
Patient panel by sex, all payers
- Women55%
- Men43%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Mark Andrew Lyerly wrote 236 Medicare Part D claims in 2024
In 2024, Dr. Lyerly wrote 236 Medicare Part D claims for 133 patients. 99% of them were for generic drugs. CMS names the drug for 142 of them, across 4 drugs with 11 or more claims each, at $798 in total drug cost. In 2023, CMS named 219 claims across 6 drugs.
Dr. Lyerly's Part D claims by kind of drug, 2024
- Generic233 claims99%
- Brand-name and other3 claims1%
Dr. Lyerly's most prescribed drugs by claims, 2024
CMS names a drug when it has 11 or more claims. Share is of the claims for drugs CMS names.
Drug classes CMS tracks in Dr. Lyerly's Part D claims, 2024
- Opioids34%80 of 236 claims
- Antibiotics7%16 of 236 claims
Share of all Part D claims for each drug class CMS reports on. Classes with no claims are left out.
Part D claims for drugs CMS names, 2023 to 2024
- 2023
- 2024
- Claims for drugs CMS names
- 2023: 2192024: 14235%
Drugs named by CMS: 4 in 2024, 6 in 2023.
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
Dr. Mark Andrew Lyerly ranks in the 67th percentile for laminectomy or laminotomy (partial removal of spine bones) in Medicare
Dr. Lyerly accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS counts 37 procedures of laminectomy or laminotomy (partial removal of spine bones) by Dr. Lyerly, more than 67% of the clinicians it reports for that procedure.
- Accepts Medicare assignment
- Yes
Where Dr. Lyerly ranks in Medicare procedure volume
- Spinal fusion
- 50th percentile39 procedures
- Laminectomy or laminotomy (partial removal of spine bones)
- 67th percentile37 procedures
CMS ranks each clinician against every clinician it reports for the same procedure category.
Removal of tissue: 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. Mark Andrew Lyerly received $2,968 in industry payments from 2016 to 2025
CMS Open Payments shows 43 general payments to Dr. Lyerly from 10 drug and device companies from 2016 to 2025. Food and beverage make up the largest share, 45% of the total. Medtronic USA, Inc. paid the most, $974.
General payments to Dr. Lyerly by program year, 2016 to 2025
General payments to Dr. Lyerly by kind, 2016 to 2025
- Food and beverage$1,33345%
- Travel and lodging$1,29544%
- Speaker and faculty fees$2007%
- Gifts$1405%
Companies that paid Dr. Lyerly the most, 2016 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Mark Andrew Lyerly graduated from Duke University School of Medicine
Dr. Lyerly graduated from Duke University School of Medicine in 1988.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Mark Andrew Lyerly'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) |
| State medians for the same specialty | Dmand AI Peer Benchmarks |
| 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. Mark Andrew Lyerly
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. Mark Andrew Lyerly's NPI number?
Dr. Mark Andrew Lyerly's NPI number is 1881661791. It was assigned on March 1, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Mark Andrew Lyerly?
Dr. Mark Andrew Lyerly is a neurosurgeon in Bangor, Maine. The primary specialty in the NPI Registry is Neurological Surgery Physician (taxonomy code 207T00000X).
Where does Dr. Mark Andrew Lyerly practice?
Dr. Lyerly practices at 360 Broadway, Bangor, ME 04401. Dr. Lyerly's primary practice is St. Joseph Healthcare in Bangor, Maine, part of Covenant Health. Dmand AI also links Dr. Lyerly to 2 hospitals.
What is Dr. Mark Andrew Lyerly's office phone number?
The practice phone on file for Dr. Lyerly is (207) 262-1000.
What is Dr. Mark Andrew Lyerly's medical license number?
Dr. Lyerly holds North Carolina license 35415, one of the licenses on file in 3 states.
Which states has Dr. Mark Andrew Lyerly been licensed in?
Dmand AI has state licenses on file for Dr. Lyerly in North Carolina, Maine and West Virginia.
Which hospitals is Dr. Mark Andrew Lyerly affiliated with?
Dr. Lyerly practices at St. Joseph Healthcare in Bangor, Maine. Dr. Lyerly is also affiliated with Northern Light Eastern Maine Medical Center. Dmand AI links Dr. Lyerly to 2 more hospitals.
What medical group is Dr. Mark Andrew Lyerly part of?
Dr. Lyerly is linked to St. Joseph General Surgery and Urology.
Does Dr. Mark Andrew Lyerly accept Medicare?
Yes. CMS data shows Dr. Lyerly billed Medicare for 166 services in 2024, and Dr. Lyerly accepts Medicare assignment.
How many Medicare patients does Dr. Mark Andrew Lyerly see?
CMS counts 108 Medicare patients who saw Dr. Lyerly in 2024, with an average age of 72.
Show 5 more questionsShow fewer questions
What services does Dr. Mark Andrew Lyerly bill to Medicare?
In 2024, Dr. Lyerly's most billed Medicare services were office visit, new patient (99204), office visit, established patient (99214) and hospital inpatient care (99232).
Where did Dr. Mark Andrew Lyerly go to medical school?
Dr. Lyerly graduated from Duke University School of Medicine in 1988.
What drugs does Dr. Mark Andrew Lyerly prescribe most?
In 2024 Medicare Part D data, Dr. Lyerly's most prescribed drugs by claims were Methylprednisolone, Oxycodone-Acetaminophen and Hydrocodone-Acetaminophen.
Has Dr. Mark Andrew Lyerly received payments from drug or device companies?
CMS Open Payments shows $2,968 in general payments to Dr. Lyerly from 10 companies from 2016 to 2025. The largest total came from Medtronic USA, Inc.
How long has Dr. Mark Andrew Lyerly been practicing?
Dr. Lyerly graduated from medical school in 1988, 38 years ago.
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