Dr. John Gottfried Mayer, MD
- Medicare services, 2024
- 310
- Medicare patients, 2024
- 85
- Part D claims, 2024
- 241
- Industry payments
- $177
- Affiliated sites
- 2
- Practice address
- 106 Doctors Park, Galax, VA 24333
- Practice phone
- Call (276) 236-8181
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Twin County Regional Hospital
Galax, Virginia
Find Dr. Mayer'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. John Gottfried Mayer is an orthopedic surgeon in Galax, Virginia
Dr. Mayer practices at Twin County Regional Hospital in Galax, Virginia.
Dr. Mayer's NPI, 1194716985, was assigned on November 2, 2005. Dr. Mayer graduated from R Franklin University of Med & Sci/Chicago Medical School in 1981.
- NPI
- 1194716985NPI Registry (opens in a new tab)
- NPI enumeration date
- November 2, 2005
- NPI status
- Active
- Practice phone
- (276) 236-8181
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 71
- Medical school graduation
- 1981
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Practice Data
Dr. John Gottfried Mayer practices at Twin County Regional Hospital in Galax, Virginia
Dr. Mayer's primary practice is Twin County Regional Hospital, at 106 Doctors Park, Galax, VA 24333 in Galax City. The practice phone is (276) 236-8181.
- Twin County Regional Hospital106 Doctors Park, Galax, VA 24333 · Galax CityPhone(276) 236-8181
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Dr. John Gottfried Mayer is affiliated with 3 sites of care and 2 medical groups
Dr. Mayer's primary practice is Twin County Regional Hospital in Galax, Virginia. The medical group on file is Twin County Obstetrics & Gynecology. Dmand AI also links Dr. Mayer to 2 more group practices and clinics and 1 medical group, each named with a free account.
Sources: NPPES NPI Registry (CMS); Dmand AI Practice Data; and Dmand AI Affiliation Data
Dmand AI tracks the EHR system at Dr. John Gottfried Mayer's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Mayer practices, 2 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Twin County Regional Hospital | Available with a free account |
| +2 more sites and 1 medical group | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. John Gottfried Mayer is one of 498 orthopedic surgeons in Virginia
Orthopaedic surgery is Dr. Mayer's primary specialty in the NPI Registry, under taxonomy code 207X00000X. Dr. Mayer has a license on file in Illinois.
Specialties and state licenses
- Orthopaedic surgery, Illinois
Orthopedic surgeons near Dr. Mayer
Counts of orthopedic 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. John Gottfried Mayer billed Medicare for 310 services in 2024
CMS data shows 310 Medicare services from Dr. Mayer across 5 procedure codes in 2024, for 85 Medicare patients. Medicare paid $6,299 for them. Every service was in an office.
Dr. Mayer's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Drugs given in the office
- 2023: 6482024: 18272%
- Office and hospital visits
- 2023: 3072024: 7775%
- Surgery
- 2023: 1542024: 3577%
- Imaging
- 2023: 902024: 1682%
Dr. Mayer compared with the Virginia median for orthopedic surgeons, 2024
- Dr. Mayer
- Virginia median
- Medicare services
- 310vs 1,17074% below
- Medicare patients
- 85vs 37077% below
- Part D claims
- 186vs 12154% above
Medians across 475 orthopedic surgeons in Virginia with Dmand AI profiles that report each measure.
Dr. Mayer'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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Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. John Gottfried Mayer treated 85 Medicare patients in 2024, average age 74
CMS counts 85 Medicare patients who saw Dr. Mayer in 2024. The largest group is 75 to 84, with 38 patients. 75% of them have high blood pressure, and 73% have arthritis. 16% 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. Mayer's median patient age at 62, with 63% women.
Dr. Mayer's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Dr. Mayer's Medicare patients by sex, 2024
- Women4856%
- Men3744%
Chronic conditions among Dr. Mayer's Medicare patients, 2024
- High blood pressure75%
- Arthritis73%
- High cholesterol73%
- Diabetes39%
- Chronic kidney disease31%
- Anxiety28%
- Atrial fibrillation25%
- Ischemic heart disease24%
Share of Medicare patients with each condition. A patient can have several.
Dr. Mayer's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 62
Patient panel by sex, all payers
- Women63%
- Men34%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. John Gottfried Mayer wrote 241 Medicare Part D claims in 2024
In 2024, Dr. Mayer wrote 241 Medicare Part D claims for 76 patients. 100% of them were for generic drugs. CMS names the drug for 186 of them, across 6 drugs with 11 or more claims each, at $3,624 in total drug cost. In 2023, CMS named 339 claims across 7 drugs.
Dr. Mayer's Part D claims by kind of drug, 2024
- Generic240 claims100%
- Brand-name and other1 claims0%
Dr. Mayer'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. Mayer's Part D claims, 2024
- Opioids26%63 of 241 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: 3392024: 18645%
Drugs named by CMS: 6 in 2024, 7 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
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Dr. John Gottfried Mayer received $177 in industry payments from 2016 to 2022
CMS Open Payments shows 9 general payments to Dr. Mayer from 8 drug and device companies from 2016 to 2022. Food and beverage make up the largest share, 100% of the total. Bioventus LLC paid the most, $58.
General payments to Dr. Mayer by program year, 2016 to 2022
Companies that paid Dr. Mayer the most, 2016 to 2022
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. John Gottfried Mayer graduated from R Franklin University of Med & Sci/Chicago Medical School
Dr. Mayer graduated from R Franklin University of Med & Sci/Chicago Medical School in 1981.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. John Gottfried Mayer'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 Practice Data |
| Primary practice, affiliations and health system | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice DataDmand AI Affiliation 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) |
| 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. John Gottfried Mayer
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. John Gottfried Mayer's NPI number?
Dr. John Gottfried Mayer's NPI number is 1194716985. It was assigned on November 2, 2005, and it is active in the NPI Registry.
What kind of doctor is Dr. John Gottfried Mayer?
Dr. John Gottfried Mayer is an orthopedic surgeon in Galax, Virginia. The primary specialty in the NPI Registry is Orthopaedic Surgery Physician (taxonomy code 207X00000X).
Where does Dr. John Gottfried Mayer practice?
Dr. Mayer practices at 106 Doctors Park, Galax, VA 24333. Dr. Mayer's primary practice is Twin County Regional Hospital in Galax, Virginia. Dmand AI also links Dr. Mayer to 2 group practices and clinics and 1 medical group.
What is Dr. John Gottfried Mayer's office phone number?
The practice phone on file for Dr. Mayer is (276) 236-8181.
What medical group is Dr. John Gottfried Mayer part of?
Dr. Mayer is linked to Twin County Obstetrics & Gynecology. Dmand AI links Dr. Mayer to 1 more medical group.
Does Dr. John Gottfried Mayer accept Medicare?
Yes. CMS data shows Dr. Mayer billed Medicare for 310 services in 2024.
How many Medicare patients does Dr. John Gottfried Mayer see?
CMS counts 85 Medicare patients who saw Dr. Mayer in 2024, with an average age of 74.
What services does Dr. John Gottfried Mayer bill to Medicare?
In 2024, Dr. Mayer's most billed Medicare services were injected or infused drug (J3301), office visit, established patient (99213) and surgery: bones and joints (20610).
Where did Dr. John Gottfried Mayer go to medical school?
Dr. Mayer graduated from R Franklin University of Med & Sci/Chicago Medical School in 1981.
What drugs does Dr. John Gottfried Mayer prescribe most?
In 2024 Medicare Part D data, Dr. Mayer's most prescribed drugs by claims were Tramadol HCl, Methylprednisolone and Gabapentin.
Has Dr. John Gottfried Mayer received payments from drug or device companies?
CMS Open Payments shows $177 in general payments to Dr. Mayer from 8 companies from 2016 to 2022. The largest total came from Bioventus LLC.
How long has Dr. John Gottfried Mayer been practicing?
Dr. Mayer graduated from medical school in 1981, 45 years ago.
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