Dr. Gary S. Ayers, DO
- Medicare services, 2024
- 102
- Medicare patients, 2026
- 115
- Part D claims, 2026
- 124
- Publications
- 1
- Hospital affiliations
- 2
- Practice address
- One Hospital Drive, Lewisburg, PA 17837
- Practice phone
- Call (570) 522-2000
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Ayers' 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. Gary S. Ayers is a general surgeon in Lewisburg, Pennsylvania
Dr. Ayers practices at WellSpan Evangelical Community Hospital in Lewisburg, Pennsylvania, part of WellSpan Health.
Dr. Ayers' NPI, 1891962031, was assigned on May 15, 2008. Dr. Ayers graduated from Pcom in 2003. Dr. Ayers holds Pennsylvania license OS014424.
- NPI
- 1891962031NPI Registry (opens in a new tab)
- Medicare PAC ID
- 3971677709
- NPI enumeration date
- May 15, 2008
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (570) 522-2000
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 49
- Medical school graduation
- 2003
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Gary S. Ayers practices at 2 locations in Lewisburg, Pennsylvania
Dr. Ayers' primary practice is WellSpan Evangelical Community Hospital, at One Hospital Drive, Lewisburg, PA 17837 in Union County. The practice phone is (570) 522-2000. Dr. Ayers also practices at Evangelical Community Hospital, 1 Hospital Dr, Lewisburg, PA 17837.
- WellSpan Evangelical Community HospitalPrimaryOne Hospital Drive, Lewisburg, PA 17837 · Union CountyPhone(570) 522-2000
- Evangelical Community Hospital1 Hospital Dr, Lewisburg, PA 17837 · Union CountyPhone(570) 522-2000
Sources: NPPES NPI Registry (CMS); Dmand AI Affiliation Data; and Dmand AI Practice Data
Dr. Gary S. Ayers is affiliated with 5 sites of care and 2 medical groups
Dr. Ayers' primary practice is WellSpan Evangelical Community Hospital in Lewisburg, Pennsylvania, part of WellSpan Health. Dr. Ayers is also affiliated with Ascension St. Vincent Hospital - Indianapolis. The medical group on file is WellSpan Digestive Health. Dmand AI also links Dr. Ayers to 2 more group practices and clinics, 1 clinical lab and 1 medical group, 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. Gary S. Ayers' practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Ayers practices, 5 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| WellSpan Evangelical Community Hospital | Available with a free account |
| +4 more sites and 1 medical group | 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 WellSpan Health and 6.2K+ hospitals, with verified contacts in the same login.
Dr. Gary S. Ayers is one of 1,398 general surgeons in Pennsylvania
Surgery is Dr. Ayers' primary specialty in the NPI Registry, under taxonomy code 208600000X. Dr. Ayers is board certified in surgery by the American Board of Surgery. Dr. Ayers is licensed in Pennsylvania.
Specialties and state licenses
- Surgery, PennsylvaniaPrimary
Clinical focus
Dmand AI lists abdominal adhesion surgery, abdominal hernia repair surgery, cancerous skin growth removal, colon removal, gallbladder removal, gastrointestinal obstruction, groin hernia surgery and hemorrhoids among the conditions Dr. Ayers treats.
General surgeons near Dr. Ayers
Counts of general surgeons 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. Gary S. Ayers billed Medicare for 102 services in 2024
CMS data shows 102 Medicare services from Dr. Ayers across 4 procedure codes in 2024, for 115 Medicare patients. Medicare paid $11,538 for them.
Dr. Ayers' Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 782024: 859%
- Surgery
- 2023: 02024: 17
Where Dr. Ayers' Medicare services took place, 2024
- In an office8583%
- In a facility1717%
Dr. Ayers compared with the Pennsylvania median for general surgeons, 2024
- Dr. Ayers
- Pennsylvania median
- Medicare services
- 102vs 15835% below
- Medicare patients
- 115vs 1279% below
- Part D claims
- 75vs 292.6 times
Medians across 1,213 general surgeons in Pennsylvania with Dmand AI profiles that report each measure.
Dr. Ayers' 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. Ayers?
Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Ayers and other general surgeons in Pennsylvania.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Gary S. Ayers treated 115 Medicare patients in 2026, average age 73
CMS counts 115 Medicare patients who saw Dr. Ayers in 2026. The largest group is 65 to 74, with 55 patients. 75% of them have high blood pressure, and 75% have high cholesterol. Their average risk score is 1.10, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Dr. Ayers' median patient age at 70, with 51% women.
Dr. Ayers' Medicare patients by age, 2026
CMS leaves out age groups with fewer than 11 patients.
Dr. Ayers' Medicare patients by sex, 2026
- Women5144%
- Men6456%
Chronic conditions among Dr. Ayers' Medicare patients, 2026
- High blood pressure75%
- High cholesterol75%
- Arthritis49%
- Ischemic heart disease33%
- Diabetes31%
- Anxiety30%
- Mood disorders25%
- Heart failure23%
Share of Medicare patients with each condition. A patient can have several.
Dr. Ayers' 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
- Women51%
- Men49%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2026 data
Dr. Gary S. Ayers wrote 124 Medicare Part D claims in 2026
In 2026, Dr. Ayers wrote 124 Medicare Part D claims for 98 patients. 96% of them were for generic drugs. CMS names the drug for 75 of them, across 2 drugs with 11 or more claims each, at $516 in total drug cost. In 2023, CMS named 62 claims across 2 drugs.
Dr. Ayers' Part D claims by kind of drug, 2026
- Generic119 claims96%
- Brand-name and other5 claims4%
Dr. Ayers' 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. Ayers' Part D claims, 2026
- Opioids56%69 of 124 claims
- Antibiotics10%13 of 124 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: 622024: 7521%
Drugs named by CMS: 2 in 2024, 2 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), 2026 data
How Dr. Gary S. Ayers takes part in Medicare
Dr. Ayers accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Hernia repair (minimally invasive): 1 to 10 procedures (CMS shows small counts as a range)
Hernia repair - groin (open): 1 to 10 procedures (CMS shows small counts as a range)
Melanoma (skin cancer) excision: 1 to 10 procedures (CMS shows small counts as a range)
Removal or shaving of skin growth: 1 to 10 procedures (CMS shows small counts as a range)
Spinal fusion: 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. Gary S. Ayers has 1 publication on record
Dmand AI links 1 paper to Dr. Ayers in 2010. Dr. Ayers' most frequent co-author is David J. Bertsch, MD.
Dr. Ayers' most frequent co-authors
Recent publications by Dr. Ayers
See who Dr. Ayers researches with
Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Ayers works with, so you can find a warm path to the right general surgeons.
Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage
Dr. Gary S. Ayers received $8,119 in industry payments from 2016 to 2025
CMS Open Payments shows 52 general payments to Dr. Ayers from 19 drug and device companies from 2016 to 2025. Education make up the largest share, 68% of the total. Intuitive Surgical, Inc. paid the most, $6,739.
General payments to Dr. Ayers by program year, 2016 to 2025
General payments to Dr. Ayers by kind, 2016 to 2025
- Education$5,51868%
- Travel and lodging$1,59620%
- Food and beverage$1,00612%
Companies that paid Dr. Ayers 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. Gary S. Ayers has 1 award and honors on record
Dmand AI lists 1 award for Dr. Ayers, most recently CMS Stage 1 2012 in 2012.
Awards and honors for Dr. Ayers
- 2012
- CMS Stage 1 2012
Source: Dmand AI Professional Profile Data
Dr. Gary S. Ayers graduated from Pcom
Dr. Ayers graduated from Pcom in 2003.
- Medical school
- Board certified in surgery
- Board certified in 2008 - 2026
Source: Dmand AI Professional Profile Data
Dr. Gary S. Ayers accepts plans from 14 insurance carriers
Dr. Ayers is in network with 14 carriers, including Aetna, Elevance and Excellus BlueCross BlueShield. Medicare plans come from the most carriers, 12. Check the plan with the practice before a visit.
- Aetna
- Elevance
- Excellus BlueCross BlueShield
- Highmark
- United Healthcare
- Capital Blue Cross
- HCSC
- Blue Cross Blue Shield of Massachusetts
- +6 more carriersWith a free account
Plan types Dr. Ayers accepts, by number of carriers
- Medicare12
- PPO11
- HMO6
- POS6
- EPO5
Source: Dmand AI Insurance Network Data
Sources for Dr. Gary S. Ayers'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 | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Affiliation DataDmand AI Practice 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) |
| Publications, topics and co-authors | PubMed (National Library of Medicine) (opens in a new tab)Dmand AI Research Linkage |
| Industry payments | Open Payments (CMS) (opens in a new tab) |
| Awards and committee roles | Dmand AI Professional Profile Data |
| Training, board certification and memberships | Dmand AI Professional Profile Data |
| Insurance carriers and plan types | Dmand AI Insurance Network 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. Gary S. Ayers
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. Gary S. Ayers' NPI number?
Dr. Gary S. Ayers' NPI number is 1891962031. It was assigned on May 15, 2008, and it is active in the NPI Registry.
What kind of doctor is Dr. Gary S. Ayers?
Dr. Gary S. Ayers is a general surgeon in Lewisburg, Pennsylvania. The primary specialty in the NPI Registry is Surgery Physician (taxonomy code 208600000X).
Where does Dr. Gary S. Ayers practice?
Dr. Ayers practices at One Hospital Drive, Lewisburg, PA 17837. Dr. Ayers also practices at 1 Hospital Dr, Lewisburg, PA 17837. Dr. Ayers' primary practice is WellSpan Evangelical Community Hospital in Lewisburg, Pennsylvania, part of WellSpan Health. Dmand AI also links Dr. Ayers to 2 group practices and clinics, 1 clinical lab and 1 medical group, and a free account names each one.
What is Dr. Gary S. Ayers' office phone number?
The practice phone on file for Dr. Ayers is (570) 522-2000. Dmand AI also checks direct phone and mobile numbers, available with a free account.
What is Dr. Gary S. Ayers' email address?
Dmand AI checks professional and personal email addresses for Dr. Ayers through healthcare-specific waterfall enrichment. They are available with a free Dmand AI account.
What is Dr. Gary S. Ayers' medical license number?
Dr. Ayers holds Pennsylvania license OS014424.
Which hospitals is Dr. Gary S. Ayers affiliated with?
Dr. Ayers practices at WellSpan Evangelical Community Hospital in Lewisburg, Pennsylvania. Dr. Ayers is also affiliated with Ascension St. Vincent Hospital - Indianapolis.
What medical group is Dr. Gary S. Ayers part of?
Dr. Ayers is linked to WellSpan Digestive Health. Dmand AI links Dr. Ayers to 1 more medical group, named with a free account.
Who does Dr. Gary S. Ayers practice with?
Dmand AI links 2,596 HCPs to Dr. Ayers' primary medical group, 43 of them general surgeons. A free account lists them, with verified contacts.
Does Dr. Gary S. Ayers accept Medicare?
Yes. CMS data shows Dr. Ayers billed Medicare for 102 services in 2024, and Dr. Ayers accepts Medicare assignment.
Show 11 more questionsShow fewer questions
How many Medicare patients does Dr. Gary S. Ayers see?
CMS counts 115 Medicare patients who saw Dr. Ayers in 2026, with an average age of 73.
Is Dr. Gary S. Ayers board certified?
Yes. Dr. Ayers is board certified in surgery by the American Board of Surgery.
What services does Dr. Gary S. Ayers bill to Medicare?
In 2024, Dr. Ayers' most billed Medicare services were office visit, new patient (99203), office visit, established patient (99213) and surgery: digestive system (49505).
Where did Dr. Gary S. Ayers go to medical school?
Dr. Ayers graduated from Pcom in 2003.
What drugs does Dr. Gary S. Ayers prescribe most?
In 2024 Medicare Part D data, Dr. Ayers' most prescribed drugs by claims were Tramadol HCl and Celecoxib.
Has Dr. Gary S. Ayers received payments from drug or device companies?
CMS Open Payments shows $8,119 in general payments to Dr. Ayers from 19 companies from 2016 to 2025. The largest total came from Intuitive Surgical, Inc.
How long has Dr. Gary S. Ayers been practicing?
Dr. Ayers graduated from medical school in 2003, 23 years ago.
Does Dr. Gary S. Ayers do research?
Dmand AI links 1 publication to Dr. Ayers.
Who does Dr. Gary S. Ayers publish with?
Dr. Ayers' most frequent co-authors are David J. Bertsch, MD (1 shared paper).
What EHR does Dr. Gary S. Ayers' practice use?
Dmand AI tracks the EHR system at WellSpan Evangelical Community Hospital and at 4 more sites and 1 medical group. The vendor and product are available with a free Dmand AI account.
What insurance does Dr. Gary S. Ayers accept?
Dr. Ayers is in network with 14 carriers, including Aetna, Elevance and Excellus BlueCross BlueShield. Medicare plans come from the most carriers, 12. Check the plan with the practice before a visit. The full carrier list is available with a free Dmand AI account.
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