Dr. Katelyn Marie Sullivan, DO
- Medicare services, 2024
- 437
- Medicare patients, 2024
- 340
- Part D claims, 2024
- 104
- MIPS score, 2024
- 92
- Hospital affiliations
- 2
- Practice address
- 800 Washington Street, Boston, MA 02111
- Practice phone
- Call (617) 636-5000
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
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Dr. Katelyn Marie Sullivan is an emergency medicine physician in Boston, Massachusetts
Dr. Sullivan practices at Tufts Medical Center in Boston, Massachusetts, part of Tufts Medicine.
Dr. Sullivan's NPI, 1205220720, was assigned on March 23, 2015. Dr. Sullivan holds Massachusetts license 274956.
- NPI
- 1205220720NPI Registry (opens in a new tab)
- Medicare PAC ID
- 2567775331
- NPI enumeration date
- March 23, 2015
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (617) 636-5000
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
- 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. Katelyn Marie Sullivan practices at Tufts Medical Center in Boston, Massachusetts
Dr. Sullivan's primary practice is Tufts Medical Center, at 800 Washington Street, Boston, MA 02111 in Suffolk County. The practice phone is (617) 636-5000.
- Tufts Medical Center800 Washington Street, Boston, MA 02111 · Suffolk CountyPhone(617) 636-5000
Source: Dmand AI Affiliation Data
Dr. Katelyn Marie Sullivan is affiliated with 4 sites of care and 5 medical groups
Dr. Sullivan's primary practice is Tufts Medical Center in Boston, Massachusetts, part of Tufts Medicine. Dr. Sullivan is also affiliated with South Shore Hospital. The medical group on file is Coastal Medical Associates. Dmand AI also links Dr. Sullivan to 4 more medical groups, 1 group practice or clinic and 1 imaging center, 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. Katelyn Marie Sullivan's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Sullivan practices, 4 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Tufts Medical Center | Available with a free account |
| +3 more sites and 4 medical groups | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Katelyn Marie Sullivan is one of 1,483 emergency medicine physicians in Massachusetts
Emergency medicine is Dr. Sullivan's primary specialty in the NPI Registry, under taxonomy code 207P00000X. Dr. Sullivan is licensed in Massachusetts.
Specialties and state licenses
- Emergency medicine, MassachusettsPrimary
Emergency medicine physicians near Dr. Sullivan
Counts of emergency medicine physicians 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. Katelyn Marie Sullivan billed Medicare for 437 services in 2024
CMS data shows 437 Medicare services from Dr. Sullivan across 11 procedure codes in 2024, for 340 Medicare patients. Medicare paid $48,673 for them.
Dr. Sullivan's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 3722024: 3997%
- Lab and pathology
- 2023: 02024: 24
- Imaging
- 2023: 02024: 14
Where Dr. Sullivan's Medicare services took place, 2024
- In an office10023%
- In a facility33777%
Dr. Sullivan compared with the Massachusetts median for emergency medicine physicians, 2024
- Dr. Sullivan
- Massachusetts median
- Medicare services
- 437vs 34128% above
- Medicare patients
- 340vs 337Close to median
- Part D claims
- 16vs 3656% below
Medians across 1,477 emergency medicine physicians in Massachusetts with Dmand AI profiles that report each measure.
Dr. Sullivan'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. Katelyn Marie Sullivan treated 340 Medicare patients in 2024, average age 67
CMS counts 340 Medicare patients who saw Dr. Sullivan in 2024. The largest group is under 65, with 121 patients. 72% of them have high blood pressure, and 66% have high cholesterol. 57% are also on Medicaid. Their average risk score is 2.07, 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. Sullivan's median patient age at 39, with 49% women.
Dr. Sullivan's Medicare patients by age, 2024
Dr. Sullivan's Medicare patients by sex, 2024
- Women17251%
- Men16849%
Chronic conditions among Dr. Sullivan's Medicare patients, 2024
- High blood pressure72%
- High cholesterol66%
- Anxiety53%
- Arthritis49%
- Mood disorders49%
- Depression41%
- Ischemic heart disease32%
- Alcohol and drug use disorders30%
Share of Medicare patients with each condition. A patient can have several.
Dr. Sullivan's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 39
Patient panel by sex, all payers
- Women49%
- Men50%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Katelyn Marie Sullivan wrote 104 Medicare Part D claims in 2024
In 2024, Dr. Sullivan wrote 104 Medicare Part D claims for 74 patients. 92% of them were for generic drugs. CMS names the drug for 16 of them, across 1 drug with 11 or more claims each, at $96 in total drug cost. In 2021, CMS named 91 claims across 4 drugs.
Dr. Sullivan's Part D claims by kind of drug, 2024
- Generic96 claims92%
- Brand-name and other8 claims8%
Dr. Sullivan'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. Sullivan's Part D claims, 2024
- Antibiotics41%43 of 104 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, 2021 to 2024
- 2021
- 2024
- Claims for drugs CMS names
- 2021: 912024: 1682%
Drugs named by CMS: 1 in 2024, 4 in 2021.
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. Katelyn Marie Sullivan scored 92 out of 100 in Medicare's MIPS program for 2024
CMS publishes a Merit-based Incentive Payment System (MIPS) score of 92 out of 100 for Dr. Sullivan for performance year 2024, reported as part of a group. Dr. Sullivan accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Dr. Sullivan's MIPS scores, performance year 2024
- 92of 100Final score
- 82.5of 100Quality
- 40of 100Improvement Activities
- 73of 100Cost
Each score is out of 100. The final score weighs the categories CMS scored for this clinician.
Removal of nail tissue: 1 to 10 procedures (CMS shows small counts as a range)
Sources: Doctors and Clinicians National Downloadable File (CMS); Clinician Public Reporting: Overall MIPS Performance (CMS), 2024 data, released September 10, 2026; and Doctors and Clinicians Utilization Data (CMS)
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Sources for Dr. Katelyn Marie Sullivan'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)Clinician Public Reporting: Overall MIPS Performance (CMS) (opens in a new tab)Doctors and Clinicians Utilization Data (CMS) (opens in a new tab) |
| 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. Katelyn Marie Sullivan
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. Katelyn Marie Sullivan's NPI number?
Dr. Katelyn Marie Sullivan's NPI number is 1205220720. It was assigned on March 23, 2015, and it is active in the NPI Registry.
What kind of doctor is Dr. Katelyn Marie Sullivan?
Dr. Katelyn Marie Sullivan is an emergency medicine physician in Boston, Massachusetts. The primary specialty in the NPI Registry is Emergency Medicine Physician (taxonomy code 207P00000X).
Where does Dr. Katelyn Marie Sullivan practice?
Dr. Sullivan practices at 800 Washington Street, Boston, MA 02111. Dr. Sullivan's primary practice is Tufts Medical Center in Boston, Massachusetts, part of Tufts Medicine. Dmand AI also links Dr. Sullivan to 4 medical groups, 1 group practice or clinic and 1 imaging center.
What is Dr. Katelyn Marie Sullivan's office phone number?
The practice phone on file for Dr. Sullivan is (617) 636-5000.
What is Dr. Katelyn Marie Sullivan's medical license number?
Dr. Sullivan holds Massachusetts license 274956.
Which hospitals is Dr. Katelyn Marie Sullivan affiliated with?
Dr. Sullivan practices at Tufts Medical Center in Boston, Massachusetts. Dr. Sullivan is also affiliated with South Shore Hospital.
What medical group is Dr. Katelyn Marie Sullivan part of?
Dr. Sullivan is linked to Coastal Medical Associates. Dmand AI links Dr. Sullivan to 4 more medical groups.
Does Dr. Katelyn Marie Sullivan accept Medicare?
Yes. CMS data shows Dr. Sullivan billed Medicare for 437 services in 2024, and Dr. Sullivan accepts Medicare assignment.
What is Dr. Katelyn Marie Sullivan's MIPS score?
Dr. Sullivan's MIPS final score for performance year 2024 is 92 out of 100, reported as part of a group.
How many Medicare patients does Dr. Katelyn Marie Sullivan see?
CMS counts 340 Medicare patients who saw Dr. Sullivan in 2024, with an average age of 67.
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What services does Dr. Katelyn Marie Sullivan bill to Medicare?
In 2024, Dr. Sullivan's most billed Medicare services were emergency department visit (99285), emergency department visit (99284) and office visit, established patient (99214).
What drugs does Dr. Katelyn Marie Sullivan prescribe most?
In 2024 Medicare Part D data, Dr. Sullivan's most prescribed drugs by claims were Doxycycline Hyclate.
How long has Dr. Katelyn Marie Sullivan been practicing?
Dr. Sullivan graduated from medical school in 2015, 11 years ago.
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