Dr. Margaret E. Threadgill, MBA, MD
- Medicare services, 2024
- 204
- Medicare patients, 2024
- 81
- Part D claims, 2024
- 510
- Hospital affiliations
- 2
- Industry payments
- $21
- Practice address
- 75 Francis Street, Boston, MA 02115
- Practice phone
- Call (617) 732-5500
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Threadgill's professional email, personal email and mobile number
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Dr. Margaret E. Threadgill is an internist in Boston, Massachusetts
Dr. Threadgill practices at Brigham and Women's Hospital in Boston, Massachusetts, part of Mass General Brigham.
Dr. Threadgill's NPI, 1548610421, was assigned on June 21, 2016. Dr. Threadgill graduated from University of California, Geffen School of Medicine in 2016. Dr. Threadgill holds Massachusetts license 282509.
- NPI
- 1548610421NPI Registry (opens in a new tab)
- Medicare PAC ID
- 7113214198
- NPI enumeration date
- June 21, 2016
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
- Practice phone
- (617) 732-5500
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
- Estimated age
- 36
- Medical school graduation
- 2016
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Margaret E. Threadgill practices at Brigham and Women's Hospital in Boston, Massachusetts
Dr. Threadgill's primary practice is Brigham and Women's Hospital, at 75 Francis Street, Boston, MA 02115 in Suffolk County. The practice phone is (617) 732-5500.
- Brigham and Women's Hospital75 Francis Street, Boston, MA 02115 · Suffolk CountyPhone(617) 732-5500
Source: Dmand AI Affiliation Data
Dr. Margaret E. Threadgill is affiliated with 6 sites of care and 3 medical groups
Dr. Threadgill's primary practice is Brigham and Women's Hospital in Boston, Massachusetts, part of Mass General Brigham. Dr. Threadgill is also affiliated with Brigham and Women's Faulkner Hospital. The medical group on file is Massachusetts General Physicians Organization (MGPO). Dmand AI also links Dr. Threadgill to 3 more group practices and clinics, 2 medical groups and 1 hospital outpatient department, 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. Margaret E. Threadgill's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Threadgill practices, 6 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Brigham and Women's Hospital | Available with a free account |
| +5 more sites and 2 medical groups | Available with a free account |
Source: Dmand AI Technology Install Data
For health IT teams
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Dr. Margaret E. Threadgill is one of 5,528 internists in Massachusetts
Internal medicine is Dr. Threadgill's primary specialty in the NPI Registry, under taxonomy code 207R00000X. Dr. Threadgill is licensed in Massachusetts.
Specialties and state licenses
- Internal medicine, MassachusettsPrimary
Internists near Dr. Threadgill
Counts of internists 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. Margaret E. Threadgill billed Medicare for 204 services in 2024
CMS data shows 204 Medicare services from Dr. Threadgill across 8 procedure codes in 2024, for 81 Medicare patients. Medicare paid $16,672 for them.
Dr. Threadgill's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 1982024: 14129%
- Tests and treatments
- 2023: 02024: 47
- Other services
- 2023: 122024: 1633%
Where Dr. Threadgill's Medicare services took place, 2024
- In an office13667%
- In a facility6833%
Dr. Threadgill compared with the Massachusetts median for internists, 2024
- Dr. Threadgill
- Massachusetts median
- Medicare services
- 204vs 43153% below
- Medicare patients
- 81vs 19458% below
- Part D claims
- 294vs 40227% below
Medians across 5,369 internists in Massachusetts with Dmand AI profiles that report each measure.
Dr. Threadgill'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. Threadgill?
Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Threadgill and other internists in Massachusetts.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Margaret E. Threadgill treated 81 Medicare patients in 2024, average age 69
CMS counts 81 Medicare patients who saw Dr. Threadgill in 2024. The largest group is 65 to 74, with 27 patients. 64% of them have high blood pressure, and 60% have high cholesterol. 44% are also on Medicaid. Their average risk score is 2.56, 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. Threadgill's median patient age at 45, with 73% women.
Dr. Threadgill's Medicare patients by age, 2024
Dr. Threadgill's Medicare patients by sex, 2024
- Women4556%
- Men3644%
Chronic conditions among Dr. Threadgill's Medicare patients, 2024
- High blood pressure64%
- High cholesterol60%
- Arthritis41%
- Ischemic heart disease41%
- Chronic kidney disease38%
- Mood disorders37%
- Depression35%
- Anxiety33%
Share of Medicare patients with each condition. A patient can have several.
Dr. Threadgill's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 45
Patient panel by sex, all payers
- Women73%
- Men24%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Margaret E. Threadgill wrote 510 Medicare Part D claims in 2024
In 2024, Dr. Threadgill wrote 510 Medicare Part D claims for 62 patients. 87% of them were for generic drugs. CMS names the drug for 294 of them, across 15 drugs with 11 or more claims each, at $15,124 in total drug cost. In 2023, CMS named 218 claims across 11 drugs.
Dr. Threadgill's Part D claims by kind of drug, 2024
- Generic444 claims87%
- Brand-name and other66 claims13%
Dr. Threadgill'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. Threadgill's Part D claims, 2024
- Antibiotics5%24 of 510 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: 2182024: 29435%
Drugs named by CMS: 15 in 2024, 11 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. Margaret E. Threadgill offers telehealth to Medicare patients
Dr. Threadgill accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Dr. Threadgill as offering telehealth.
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
Source: Doctors and Clinicians National Downloadable File (CMS)
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Dr. Margaret E. Threadgill received $21 in industry payments in 2021
CMS Open Payments shows 1 general payment to Dr. Threadgill from 1 drug or device company in 2021. Food and beverage make up the largest share, 100% of the total. Merck Sharp & Dohme Corporation paid the most, $21.
Companies that paid Dr. Threadgill the most, 2021 to 2021
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Margaret E. Threadgill graduated from University of California, Geffen School of Medicine
Dr. Threadgill graduated from University of California, Geffen School of Medicine in 2016.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Margaret E. Threadgill'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) |
| 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. Margaret E. Threadgill
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. Margaret E. Threadgill's NPI number?
Dr. Margaret E. Threadgill's NPI number is 1548610421. It was assigned on June 21, 2016, and it is active in the NPI Registry.
What kind of doctor is Dr. Margaret E. Threadgill?
Dr. Margaret E. Threadgill is an internist in Boston, Massachusetts. The primary specialty in the NPI Registry is Internal Medicine Physician (taxonomy code 207R00000X).
Where does Dr. Margaret E. Threadgill practice?
Dr. Threadgill practices at 75 Francis Street, Boston, MA 02115. Dr. Threadgill's primary practice is Brigham and Women's Hospital in Boston, Massachusetts, part of Mass General Brigham. Dmand AI also links Dr. Threadgill to 3 group practices and clinics, 2 medical groups and 1 hospital outpatient department.
What is Dr. Margaret E. Threadgill's office phone number?
The practice phone on file for Dr. Threadgill is (617) 732-5500.
What is Dr. Margaret E. Threadgill's medical license number?
Dr. Threadgill holds Massachusetts license 282509.
Which hospitals is Dr. Margaret E. Threadgill affiliated with?
Dr. Threadgill practices at Brigham and Women's Hospital in Boston, Massachusetts. Dr. Threadgill is also affiliated with Brigham and Women's Faulkner Hospital.
What medical group is Dr. Margaret E. Threadgill part of?
Dr. Threadgill is linked to Massachusetts General Physicians Organization (MGPO). Dmand AI links Dr. Threadgill to 2 more medical groups.
Does Dr. Margaret E. Threadgill accept Medicare?
Yes. CMS data shows Dr. Threadgill billed Medicare for 204 services in 2024, and Dr. Threadgill accepts Medicare assignment.
Does Dr. Margaret E. Threadgill offer telehealth?
Yes. The CMS Doctors and Clinicians file lists Dr. Threadgill as offering telehealth services.
How many Medicare patients does Dr. Margaret E. Threadgill see?
CMS counts 81 Medicare patients who saw Dr. Threadgill in 2024, with an average age of 69.
Show 5 more questionsShow fewer questions
What services does Dr. Margaret E. Threadgill bill to Medicare?
In 2024, Dr. Threadgill's most billed Medicare services were hospital inpatient care (99232), office visit, established patient (99214) and health assessment (96127).
Where did Dr. Margaret E. Threadgill go to medical school?
Dr. Threadgill graduated from University of California, Geffen School of Medicine in 2016.
What drugs does Dr. Margaret E. Threadgill prescribe most?
In 2024 Medicare Part D data, Dr. Threadgill's most prescribed drugs by claims were Atorvastatin Calcium, Amlodipine Besylate and Omeprazole.
Has Dr. Margaret E. Threadgill received payments from drug or device companies?
CMS Open Payments shows $21 in general payments to Dr. Threadgill from 1 company from 2021 to 2021. The largest total came from Merck Sharp & Dohme Corporation.
How long has Dr. Margaret E. Threadgill been practicing?
Dr. Threadgill graduated from medical school in 2016, 10 years ago.
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