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Dr. Ana Sofia C. Warner, MBA, MD
NPI1104356351PAC ID9133492135
- Medicare services, 2024
- 53
- Medicare patients, 2024
- 43
- Part D claims, 2024
- 1,400
- Publications
- 1
- Hospital affiliations
- 1
- Practice address
- 1 Boston Medical Center Place, Boston, MA 02118
- Practice phone
- Call (617) 638-8000
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
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Dr. Ana Sofia C. Warner is an internist in Boston, Massachusetts
Dr. Warner practices at Boston Medical Center in Boston, Massachusetts, part of Boston Medical Center Health System.
Dr. Warner's NPI, 1104356351, was assigned on June 19, 2017. Dr. Warner graduated from Harvard Medical School in 2017. Dr. Warner holds Massachusetts license 283028.
NPI and contact details
- NPI
- 1104356351NPI Registry (opens in a new tab)
- Medicare PAC ID
- 9133492135
- NPI enumeration date
- June 19, 2017
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
- Practice phone
- (617) 638-8000
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
- Estimated age
- 35
- Medical school graduation
- 2017
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Ana Sofia C. Warner practices at Boston Medical Center in Boston, Massachusetts
Dr. Warner's primary practice is Boston Medical Center, at 1 Boston Medical Center Place, Boston, MA 02118 in Suffolk County. The practice phone is (617) 638-8000.
- Boston Medical Center1 Boston Medical Center Place, Boston, MA 02118 · Suffolk CountyPhone(617) 638-8000
Source: Dmand AI Affiliation Data
Dr. Ana Sofia C. Warner is affiliated with 1 site of care and 1 medical group
Dr. Warner's primary practice is Boston Medical Center in Boston, Massachusetts, part of Boston Medical Center Health System. The medical group on file is Boston University Medical Group (Boston University Internal Medicine Associates).
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Ana Sofia C. Warner's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Warner practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Boston Medical Center | Available with a free account |
Source: Dmand AI Technology Install Data
For health IT teams
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Dr. Ana Sofia C. Warner is one of 5,528 internists in Massachusetts
Internal medicine is Dr. Warner's primary specialty in the NPI Registry, under taxonomy code 207R00000X. Dr. Warner is licensed in Massachusetts.
Specialties and state licenses
- Internal medicine, MassachusettsPrimary
Internists near Dr. Warner
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. Ana Sofia C. Warner billed Medicare for 53 services in 2024
CMS data shows 53 Medicare services from Dr. Warner across 2 procedure codes in 2024, for 43 Medicare patients. Medicare paid $2,804 for them. Every service was in a facility, such as a hospital, rather than an office.
Medicare services, 202453
Medicare patients43
Paid by Medicare$2,804
Procedure codes2
Dr. Warner's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 212024: 3881%
- Other services
- 2023: 02024: 15
Dr. Warner compared with the Massachusetts median for internists, 2024
- Dr. Warner
- Massachusetts median
- Medicare services
- 53vs 43188% below
- Medicare patients
- 43vs 19478% below
- Part D claims
- 1,050vs 4022.6 times
Medians across 5,369 internists in Massachusetts with Dmand AI profiles that report each measure.
Dr. Warner'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. Warner?
Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Warner and other internists in Massachusetts.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Ana Sofia C. Warner treated 43 Medicare patients in 2024, average age 66
CMS counts 43 Medicare patients who saw Dr. Warner in 2024. The largest group is 65 to 74, with 20 patients. 56% of them have high blood pressure, and 51% have mood disorders. 67% are also on Medicaid. Their average risk score is 1.62, 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. Warner's median patient age at 50, with 80% women.
Medicare patients, 202443
Average age66
Average risk score1.62
Also on Medicaid67%
Dr. Warner's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Chronic conditions among Dr. Warner's Medicare patients, 2024
- High blood pressure56%
- Mood disorders51%
- High cholesterol47%
- Depression44%
- Diabetes40%
- Anxiety33%
- Arthritis28%
- Chronic kidney disease26%
Share of Medicare patients with each condition. A patient can have several.
Dr. Warner's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 50
Patient panel by sex, all payers
- Women80%
- Men19%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Ana Sofia C. Warner wrote 1,400 Medicare Part D claims in 2024
In 2024, Dr. Warner wrote 1,400 Medicare Part D claims for 121 patients. 79% of them were for generic drugs. CMS names the drug for 1,050 of them, across 40 drugs with 11 or more claims each, at $135,828 in total drug cost. In 2023, CMS named 829 claims across 33 drugs.
Part D claims, 20241,400
Drugs named by CMS40
Total drug cost$135,828
Part D patients121
Dr. Warner's Part D claims by kind of drug, 2024
- Generic1,112 claims79%
- Brand-name262 claims19%
- Other26 claims2%
Dr. Warner'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. Warner's Part D claims, 2024
- Opioids5%74 of 1,400 claims
- Antibiotics1%16 of 1,400 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: 8292024: 1,05027%
Drugs named by CMS: 40 in 2024, 33 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. Ana Sofia C. Warner offers telehealth to Medicare patients
Dr. Warner accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Dr. Warner as offering telehealth.
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
Source: Doctors and Clinicians National Downloadable File (CMS)
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Dr. Ana Sofia C. Warner has 1 publication on record
Dmand AI links 1 paper to Dr. Warner in 2020. Dr. Warner's most frequent co-authors are Katherine A. Julian, MD, Robin Klein, MD and Jennifer A. Koch, MD.
Papers1
Dr. Warner's most frequent co-authors
- Katherine A. Julian, MD1 shared paper
- Robin Klein, MD1 shared paper
- Jennifer A. Koch, MD1 shared paper
Recent publications by Dr. Warner
See who Dr. Warner researches with
Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Warner works with, so you can find a warm path to the right internists.
Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage
Dr. Ana Sofia C. Warner graduated from Harvard Medical School
Dr. Warner graduated from Harvard Medical School in 2017.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Ana Sofia C. Warner'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) |
| Publications, topics and co-authors | PubMed (National Library of Medicine) (opens in a new tab)Dmand AI Research Linkage |
| 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. Ana Sofia C. Warner
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. Ana Sofia C. Warner's NPI number?
Dr. Ana Sofia C. Warner's NPI number is 1104356351. It was assigned on June 19, 2017, and it is active in the NPI Registry.
What kind of doctor is Dr. Ana Sofia C. Warner?
Dr. Ana Sofia C. Warner is an internist in Boston, Massachusetts. The primary specialty in the NPI Registry is Internal Medicine Physician (taxonomy code 207R00000X).
Where does Dr. Ana Sofia C. Warner practice?
Dr. Warner practices at 1 Boston Medical Center Place, Boston, MA 02118. Dr. Warner's primary practice is Boston Medical Center in Boston, Massachusetts, part of Boston Medical Center Health System.
What is Dr. Ana Sofia C. Warner's office phone number?
The practice phone on file for Dr. Warner is (617) 638-8000.
What is Dr. Ana Sofia C. Warner's medical license number?
Dr. Warner holds Massachusetts license 283028.
Which hospitals is Dr. Ana Sofia C. Warner affiliated with?
Dr. Warner practices at Boston Medical Center in Boston, Massachusetts.
What medical group is Dr. Ana Sofia C. Warner part of?
Dr. Warner is linked to Boston University Medical Group (Boston University Internal Medicine Associates).
Does Dr. Ana Sofia C. Warner accept Medicare?
Yes. CMS data shows Dr. Warner billed Medicare for 53 services in 2024, and Dr. Warner accepts Medicare assignment.
Does Dr. Ana Sofia C. Warner offer telehealth?
Yes. The CMS Doctors and Clinicians file lists Dr. Warner as offering telehealth services.
How many Medicare patients does Dr. Ana Sofia C. Warner see?
CMS counts 43 Medicare patients who saw Dr. Warner in 2024, with an average age of 66.
Show 6 more questionsShow fewer questions
What services does Dr. Ana Sofia C. Warner bill to Medicare?
In 2024, Dr. Warner's most billed Medicare services were office visit, established patient (99214) and medicare service (G2211).
Where did Dr. Ana Sofia C. Warner go to medical school?
Dr. Warner graduated from Harvard Medical School in 2017.
What drugs does Dr. Ana Sofia C. Warner prescribe most?
In 2024 Medicare Part D data, Dr. Warner's most prescribed drugs by claims were Atorvastatin Calcium, Amlodipine Besylate and Trulicity.
How long has Dr. Ana Sofia C. Warner been practicing?
Dr. Warner graduated from medical school in 2017, 9 years ago.
Does Dr. Ana Sofia C. Warner do research?
Dmand AI links 1 publication to Dr. Warner.
Who does Dr. Ana Sofia C. Warner publish with?
Dr. Warner's most frequent co-authors are Katherine A. Julian, MD (1 shared paper), Robin Klein, MD (1 shared paper) and Jennifer A. Koch, MD (1 shared paper).
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