Dr. Charles A. Thayer, MD
- Medicare services, 2024
- 202
- Medicare patients, 2024
- 198
- Part D claims, 2021
- 44
- Hospital affiliations
- 2
- Industry payments
- $3,537
- Practice address
- 736 Cambridge Street, Nevins Building, Brighton, MA 02135
- Practice phone
- Call (617) 789-3000
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Thayer's professional email, personal email and mobile number
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Dr. Charles A. Thayer is a general surgeon in Brighton, Massachusetts
Dr. Thayer practices at Boston Medical Center - Brighton in Brighton, Massachusetts, part of Boston Medical Center Health System.
Dr. Thayer's NPI, 1306871454, was assigned on July 11, 2006. Dr. Thayer graduated from Geisel School of Medicine at Dartmouth in 1979. Dr. Thayer holds Massachusetts license 53070.
- NPI
- 1306871454NPI Registry (opens in a new tab)
- Medicare PAC ID
- 3971559980
- NPI enumeration date
- July 11, 2006
- NPI status
- Active
- Practice phone
- (617) 789-3000
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 73
- Medical school graduation
- 1979
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Affiliation Data
Dr. Charles A. Thayer practices at Boston Medical Center - Brighton in Brighton, Massachusetts
Dr. Thayer's primary practice is Boston Medical Center - Brighton, at 736 Cambridge Street, Nevins Building, Brighton, MA 02135 in Suffolk County. The practice phone is (617) 789-3000.
- Boston Medical Center - Brighton736 Cambridge Street, Nevins Building, Brighton, MA 02135 · Suffolk CountyPhone(617) 789-3000
Source: Dmand AI Affiliation Data
Dr. Charles A. Thayer is affiliated with 6 sites of care and 2 medical groups
Dr. Thayer's primary practice is Boston Medical Center - Brighton in Brighton, Massachusetts, part of Boston Medical Center Health System. Dr. Thayer is also affiliated with Morton Hospital. The medical group on file is Brown Health Medical Group. Dmand AI also links Dr. Thayer to 2 more group practices and clinics, 1 physician office, 1 hospital outpatient department 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. Charles A. Thayer's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Thayer practices, 6 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Boston Medical Center - Brighton | Available with a free account |
| +5 more sites and 1 medical group | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Charles A. Thayer is one of 732 general surgeons in Massachusetts
Surgery is Dr. Thayer's primary specialty in the NPI Registry, under taxonomy code 208600000X. Dr. Thayer is licensed in Massachusetts.
Specialties and state licenses
- Surgery, MassachusettsPrimary
General surgeons near Dr. Thayer
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. Charles A. Thayer billed Medicare for 202 services in 2024
CMS data shows 202 Medicare services from Dr. Thayer across 6 procedure codes in 2024, for 198 Medicare patients. Medicare paid $25,954 for them.
Dr. Thayer's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 2112024: 16920%
- Surgery
- 2023: 862024: 3362%
Where Dr. Thayer's Medicare services took place, 2024
- In an office9246%
- In a facility11054%
Dr. Thayer compared with the Massachusetts median for general surgeons, 2024
- Dr. Thayer
- Massachusetts median
- Medicare services
- 202vs 200Close to median
- Medicare patients
- 198vs 15230% above
- Part D claims
- 44vs 222.0 times
Medians across 688 general surgeons in Massachusetts with Dmand AI profiles that report each measure.
Dr. Thayer'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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Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Thayer and other general surgeons in Massachusetts.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Charles A. Thayer treated 198 Medicare patients in 2024, average age 75
CMS counts 198 Medicare patients who saw Dr. Thayer in 2024. The largest group is 75 to 84, with 87 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 28% are also on Medicaid. Their average risk score is 1.86, 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. Thayer's median patient age at 70, with 46% women.
Dr. Thayer's Medicare patients by age, 2024
Dr. Thayer's Medicare patients by sex, 2024
- Women10252%
- Men9648%
Chronic conditions among Dr. Thayer's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Arthritis48%
- Mood disorders41%
- Anxiety39%
- Chronic kidney disease39%
- Depression35%
- Atrial fibrillation34%
Share of Medicare patients with each condition. A patient can have several.
Dr. Thayer'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
- Women46%
- Men52%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Charles A. Thayer wrote 44 Medicare Part D claims in 2021
In 2021, Dr. Thayer wrote 44 Medicare Part D claims. Every claim was for a generic drug. They cover 3 drugs, with $326 in total drug cost. In 2019, CMS named 26 claims across 2 drugs.
Dr. Thayer's most prescribed drugs by claims, 2021
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, 2019 to 2021
- 2019
- 2021
- Claims for drugs CMS names
- 2019: 262021: 4469%
Drugs named by CMS: 3 in 2021, 2 in 2019.
Source: Medicare Part D Prescribers - by Provider and Drug (CMS), 2024 data, released May 6, 2026
Dr. Charles A. Thayer ranks in the 91st percentile for removal of tissue in Medicare
CMS counts 191 procedures of removal of tissue by Dr. Thayer, more than 91% of the clinicians it reports for that procedure.
Where Dr. Thayer ranks in Medicare procedure volume
- Removal of tissue
- 91st percentile191 procedures
- Removal of skin lesions
- 74th percentile78 procedures
- Pacemaker insertion or repair
- 65th percentile13 procedures
CMS ranks each clinician against every clinician it reports for the same procedure category.
Colonoscopy: 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)
Skin biopsy: 1 to 10 procedures (CMS shows small counts as a range)
Source: Doctors and Clinicians Utilization Data (CMS)
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Dr. Charles A. Thayer received $3,537 in industry payments from 2016 to 2025
CMS Open Payments shows 148 general payments to Dr. Thayer from 34 drug and device companies from 2016 to 2025. Food and beverage make up the largest share, 99% of the total. Smith & Nephew, Inc. paid the most, $696.
General payments to Dr. Thayer by program year, 2016 to 2025
General payments to Dr. Thayer by kind, 2016 to 2025
- Food and beverage$3,50699%
- Education$311%
Companies that paid Dr. Thayer 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. Charles A. Thayer graduated from Geisel School of Medicine at Dartmouth
Dr. Thayer graduated from Geisel School of Medicine at Dartmouth in 1979.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Charles A. Thayer'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) |
| MIPS scores, telehealth, assignment and procedure percentiles | 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. Charles A. Thayer
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. Charles A. Thayer's NPI number?
Dr. Charles A. Thayer's NPI number is 1306871454. It was assigned on July 11, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Charles A. Thayer?
Dr. Charles A. Thayer is a general surgeon in Brighton, Massachusetts. The primary specialty in the NPI Registry is Surgery Physician (taxonomy code 208600000X).
Where does Dr. Charles A. Thayer practice?
Dr. Thayer practices at 736 Cambridge Street, Nevins Building, Brighton, MA 02135. Dr. Thayer's primary practice is Boston Medical Center - Brighton in Brighton, Massachusetts, part of Boston Medical Center Health System. Dmand AI also links Dr. Thayer to 2 group practices and clinics, 1 physician office, 1 hospital outpatient department and 1 medical group.
What is Dr. Charles A. Thayer's office phone number?
The practice phone on file for Dr. Thayer is (617) 789-3000.
What is Dr. Charles A. Thayer's medical license number?
Dr. Thayer holds Massachusetts license 53070.
Which hospitals is Dr. Charles A. Thayer affiliated with?
Dr. Thayer practices at Boston Medical Center - Brighton in Brighton, Massachusetts. Dr. Thayer is also affiliated with Morton Hospital.
What medical group is Dr. Charles A. Thayer part of?
Dr. Thayer is linked to Brown Health Medical Group. Dmand AI links Dr. Thayer to 1 more medical group.
Does Dr. Charles A. Thayer accept Medicare?
Yes. CMS data shows Dr. Thayer billed Medicare for 202 services in 2024.
How many Medicare patients does Dr. Charles A. Thayer see?
CMS counts 198 Medicare patients who saw Dr. Thayer in 2024, with an average age of 75.
What services does Dr. Charles A. Thayer bill to Medicare?
In 2024, Dr. Thayer's most billed Medicare services were office visit, established patient (99213), hospital inpatient care (99223) and office visit, new patient (99203).
Show 4 more questionsShow fewer questions
Where did Dr. Charles A. Thayer go to medical school?
Dr. Thayer graduated from Geisel School of Medicine at Dartmouth in 1979.
What drugs does Dr. Charles A. Thayer prescribe most?
In 2021 Medicare Part D data, Dr. Thayer's most prescribed drugs by claims were Allopurinol, Amlodipine Besylate and Simvastatin.
Has Dr. Charles A. Thayer received payments from drug or device companies?
CMS Open Payments shows $3,537 in general payments to Dr. Thayer from 34 companies from 2016 to 2025. The largest total came from Smith & Nephew, Inc.
How long has Dr. Charles A. Thayer been practicing?
Dr. Thayer graduated from medical school in 1979, 47 years ago.
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