Dr. Sylvan C. Baca, MD, PhD
- Medicare services, 2024
- 135
- Medicare patients, 2024
- 82
- Part D claims, 2024
- 39
- Hospital affiliations
- 2
- Industry payments
- $6,234
- 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. Baca'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. Sylvan C. Baca is an internist in Boston, Massachusetts
Dr. Baca practices at Brigham and Women's Hospital in Boston, Massachusetts, part of Mass General Brigham.
Dr. Baca's NPI, 1730560947, was assigned on June 12, 2015. Dr. Baca graduated from Harvard Medical School in 2015. Dr. Baca holds Massachusetts license 263896.
- NPI
- 1730560947NPI Registry (opens in a new tab)
- Medicare PAC ID
- 8729395124
- NPI enumeration date
- June 12, 2015
- 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
- Male
- Estimated age
- 37
- Medical school graduation
- 2015
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Sylvan C. Baca practices at Brigham and Women's Hospital in Boston, Massachusetts
Dr. Baca'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. Sylvan C. Baca is affiliated with 3 sites of care and 2 medical groups
Dr. Baca's primary practice is Brigham and Women's Hospital in Boston, Massachusetts, part of Mass General Brigham. Dr. Baca is also affiliated with Dana-Farber Cancer Institute. The medical group on file is Brigham and Women's Hospital. Dmand AI also links Dr. Baca to 1 more 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. Sylvan C. Baca's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Baca practices, 3 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 |
| +2 more sites and 1 medical group | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Sylvan C. Baca is one of 5,528 internists in Massachusetts
Internal medicine is Dr. Baca's primary specialty in the NPI Registry, under taxonomy code 207R00000X. Dr. Baca is licensed in Massachusetts.
Specialties and state licenses
- Internal medicine, MassachusettsPrimary
Internists near Dr. Baca
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. Sylvan C. Baca billed Medicare for 135 services in 2024
CMS data shows 135 Medicare services from Dr. Baca across 4 procedure codes in 2024, for 82 Medicare patients. Medicare paid $13,013 for them. Every service was in a facility, such as a hospital, rather than an office.
Dr. Baca's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 602024: 135125%
Dr. Baca compared with the Massachusetts median for internists, 2024
- Dr. Baca
- Massachusetts median
- Medicare services
- 135vs 43169% below
- Medicare patients
- 82vs 19458% below
- Part D claims
- 15vs 40296% below
Medians across 5,369 internists in Massachusetts with Dmand AI profiles that report each measure.
Dr. Baca'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. Sylvan C. Baca treated 82 Medicare patients in 2024, average age 72
CMS counts 82 Medicare patients who saw Dr. Baca in 2024. The largest group is 65 to 74, with 47 patients. 75% of them have cancer, and 75% have high blood pressure. 18% are also on Medicaid. Their average risk score is 1.78, 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. Baca's median patient age at 71, with 9% women.
Dr. Baca's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Dr. Baca's Medicare patients by sex, 2024
- Women1721%
- Men6579%
Chronic conditions among Dr. Baca's Medicare patients, 2024
- Cancer75%
- High blood pressure75%
- High cholesterol73%
- Arthritis41%
- Anxiety29%
- Mood disorders29%
- Chronic kidney disease28%
- Ischemic heart disease28%
Share of Medicare patients with each condition. A patient can have several.
Dr. Baca's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 71
Patient panel by sex, all payers
- Women9%
- Men90%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Sylvan C. Baca wrote 39 Medicare Part D claims in 2024
In 2024, Dr. Baca wrote 39 Medicare Part D claims for 14 patients. 95% of them were for generic drugs. CMS names the drug for 15 of them, across 1 drug with 11 or more claims each, at $22,616 in total drug cost. In 2023, CMS named 16 claims across 1 drug.
Dr. Baca's Part D claims by kind of drug, 2024
- Generic37 claims95%
- Brand-name and other2 claims5%
Dr. Baca'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.
Part D claims for drugs CMS names, 2023 to 2024
- 2023
- 2024
- Claims for drugs CMS names
- 2023: 162024: 156%
Drugs named by CMS: 1 in 2024, 1 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. Sylvan C. Baca offers telehealth to Medicare patients
Dr. Baca accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Dr. Baca as offering telehealth.
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
Source: Doctors and Clinicians National Downloadable File (CMS)
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Dr. Sylvan C. Baca received $6,234 in industry payments from 2021 to 2022
CMS Open Payments shows 2 general payments to Dr. Baca from 1 drug or device company from 2021 to 2022. Grants make up the largest share, 100% of the total. Sanofi and Genzyme US Companies paid the most, $6,234.
General payments to Dr. Baca by program year, 2021 to 2022
Companies that paid Dr. Baca the most, 2021 to 2022
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Sylvan C. Baca graduated from Harvard Medical School
Dr. Baca graduated from Harvard Medical School in 2015.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Sylvan C. Baca'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. Sylvan C. Baca
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. Sylvan C. Baca's NPI number?
Dr. Sylvan C. Baca's NPI number is 1730560947. It was assigned on June 12, 2015, and it is active in the NPI Registry.
What kind of doctor is Dr. Sylvan C. Baca?
Dr. Sylvan C. Baca is an internist in Boston, Massachusetts. The primary specialty in the NPI Registry is Internal Medicine Physician (taxonomy code 207R00000X).
Where does Dr. Sylvan C. Baca practice?
Dr. Baca practices at 75 Francis Street, Boston, MA 02115. Dr. Baca's primary practice is Brigham and Women's Hospital in Boston, Massachusetts, part of Mass General Brigham. Dmand AI also links Dr. Baca to 1 hospital outpatient department and 1 medical group.
What is Dr. Sylvan C. Baca's office phone number?
The practice phone on file for Dr. Baca is (617) 732-5500.
What is Dr. Sylvan C. Baca's medical license number?
Dr. Baca holds Massachusetts license 263896.
Which hospitals is Dr. Sylvan C. Baca affiliated with?
Dr. Baca practices at Brigham and Women's Hospital in Boston, Massachusetts. Dr. Baca is also affiliated with Dana-Farber Cancer Institute.
What medical group is Dr. Sylvan C. Baca part of?
Dr. Baca is linked to Brigham and Women's Hospital. Dmand AI links Dr. Baca to 1 more medical group.
Does Dr. Sylvan C. Baca accept Medicare?
Yes. CMS data shows Dr. Baca billed Medicare for 135 services in 2024, and Dr. Baca accepts Medicare assignment.
Does Dr. Sylvan C. Baca offer telehealth?
Yes. The CMS Doctors and Clinicians file lists Dr. Baca as offering telehealth services.
How many Medicare patients does Dr. Sylvan C. Baca see?
CMS counts 82 Medicare patients who saw Dr. Baca in 2024, with an average age of 72.
Show 5 more questionsShow fewer questions
What services does Dr. Sylvan C. Baca bill to Medicare?
In 2024, Dr. Baca's most billed Medicare services were hospital inpatient care (99232), office visit, established patient (99215) and office visit, new patient (99205).
Where did Dr. Sylvan C. Baca go to medical school?
Dr. Baca graduated from Harvard Medical School in 2015.
What drugs does Dr. Sylvan C. Baca prescribe most?
In 2024 Medicare Part D data, Dr. Baca's most prescribed drugs by claims were Abiraterone Acetate.
Has Dr. Sylvan C. Baca received payments from drug or device companies?
CMS Open Payments shows $6,234 in general payments to Dr. Baca from 1 company from 2021 to 2022. The largest total came from Sanofi and Genzyme US Companies.
How long has Dr. Sylvan C. Baca been practicing?
Dr. Baca graduated from medical school in 2015, 11 years ago.
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