Dr. Kathleen B. To, MD
- Medicare services, 2022
- 71
- Medicare patients, 2024
- 24
- Hospital affiliations
- 1
- Industry payments
- $52
- Medical group
- 1
- Practice address
- 22 South Greene Street, Baltimore, MD 21201
- Practice phone
- Call (410) 328-8667
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. To'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. Kathleen B. To is a surgical critical care physician in Baltimore, Maryland
Dr. To practices at University of Maryland Medical Center in Baltimore, Maryland, part of University of Maryland Medical System.
Dr. To's NPI, 1467651612, was assigned on July 17, 2007. Dr. To graduated from Duke University School of Medicine in 2003. Dr. To holds Maryland license D0084004.
- NPI
- 1467651612NPI Registry (opens in a new tab)
- Medicare PAC ID
- 8729102355
- NPI enumeration date
- July 17, 2007
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (410) 328-8667
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
- Estimated age
- 49
- Medical school graduation
- 2003
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Kathleen B. To practices at University of Maryland Medical Center in Baltimore, Maryland
Dr. To's primary practice is University of Maryland Medical Center, at 22 South Greene Street, Baltimore, MD 21201 in Baltimore City. The practice phone is (410) 328-8667.
- University of Maryland Medical Center22 South Greene Street, Baltimore, MD 21201 · Baltimore CityPhone(410) 328-8667
Source: Dmand AI Affiliation Data
Dr. Kathleen B. To is affiliated with 1 site of care and 1 medical group
Dr. To's primary practice is University of Maryland Medical Center in Baltimore, Maryland, part of University of Maryland Medical System. The medical group on file is R Adams Cowley Shock Trauma Center at the University of Maryland.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Kathleen B. To's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. To practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| University of Maryland Medical Center | Available with a free account |
Source: Dmand AI Technology Install Data
For health IT teams
Dmand AI maps EHR vendors, IT decision makers and buying committees across University of Maryland Medical System and 6.2K+ hospitals, with verified contacts in the same login.
Dr. Kathleen B. To is one of 28 surgical critical care physicians in Maryland
Surgical critical care is Dr. To's primary specialty in the NPI Registry, under taxonomy code 2086S0102X. Dmand AI has Dr. To's licenses on file in 3 states: Maryland, California and Michigan.
Specialties and state licenses
- Surgical critical care, MarylandPrimary
- Surgery, California
- Michigan license
Surgical critical care physicians near Dr. To
Counts of surgical critical care 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. Kathleen B. To billed Medicare for 71 services in 2022
CMS data shows 71 Medicare services from Dr. To across 2 procedure codes in 2022, for 24 Medicare patients. Medicare paid $4,984 for them. Every service was in a facility, such as a hospital, rather than an office.
Dr. To's Medicare services by type, 2021 to 2022
- 2021
- 2022
- Office and hospital visits
- 2021: 352022: 71103%
Dr. To compared with the Maryland median for surgical critical care physicians, 2022
- Dr. To
- Maryland median
- Medicare services
- 71vs 13849% below
- Medicare patients
- 24vs 9675% below
Medians across 28 surgical critical care physicians in Maryland with Dmand AI profiles that report each measure.
Dr. To's most billed Medicare procedure codes, 2022
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. To?
Medicare shows one payer. Book a meeting to get commercial claims data for Dr. To and other surgical critical care physicians in Maryland.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Kathleen B. To treated 24 Medicare patients in 2024, average age 70
CMS counts 24 Medicare patients who saw Dr. To in 2024. 75% of them have high blood pressure, and 75% have high cholesterol. Their average risk score is 1.92, 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. To's median patient age at 64, with 43% women.
Dr. To's Medicare patients by sex, 2024
- Women1250%
- Men1250%
Chronic conditions among Dr. To's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Diabetes67%
- Chronic kidney disease54%
- Arthritis46%
Share of Medicare patients with each condition. A patient can have several.
Dr. To's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 64
Patient panel by sex, all payers
- Women43%
- Men57%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
How Dr. Kathleen B. To takes part in Medicare
Dr. To accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Upper gastrointestinal (GI) endoscopy for acid reflux: 1 to 10 procedures (CMS shows small counts as a range)
Sources: Doctors and Clinicians National Downloadable File (CMS); and Doctors and Clinicians Utilization Data (CMS)
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Dr. Kathleen B. To received $52 in industry payments in 2023
CMS Open Payments shows 1 general payment to Dr. To from 1 drug or device company in 2023. Food and beverage make up the largest share, 100% of the total. Baxter Healthcare paid the most, $52.
Companies that paid Dr. To the most, 2023 to 2023
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Kathleen B. To graduated from Duke University School of Medicine
Dr. To graduated from Duke University School of Medicine in 2003.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Kathleen B. To'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) |
| MIPS scores, telehealth, assignment and procedure percentiles | Doctors and Clinicians National Downloadable File (CMS) (opens in a new tab)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. Kathleen B. To
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. Kathleen B. To's NPI number?
Dr. Kathleen B. To's NPI number is 1467651612. It was assigned on July 17, 2007, and it is active in the NPI Registry.
What kind of doctor is Dr. Kathleen B. To?
Dr. Kathleen B. To is a surgical critical care physician in Baltimore, Maryland. The primary specialty in the NPI Registry is Surgical Critical Care Physician (taxonomy code 2086S0102X).
Where does Dr. Kathleen B. To practice?
Dr. To practices at 22 South Greene Street, Baltimore, MD 21201. Dr. To's primary practice is University of Maryland Medical Center in Baltimore, Maryland, part of University of Maryland Medical System.
What is Dr. Kathleen B. To's office phone number?
The practice phone on file for Dr. To is (410) 328-8667.
What is Dr. Kathleen B. To's medical license number?
Dr. To holds Maryland license D0084004, one of the licenses on file in 3 states.
Which states has Dr. Kathleen B. To been licensed in?
Dmand AI has state licenses on file for Dr. To in Maryland, California and Michigan.
Which hospitals is Dr. Kathleen B. To affiliated with?
Dr. To practices at University of Maryland Medical Center in Baltimore, Maryland.
What medical group is Dr. Kathleen B. To part of?
Dr. To is linked to R Adams Cowley Shock Trauma Center at the University of Maryland.
Does Dr. Kathleen B. To accept Medicare?
Yes. CMS data shows Dr. To billed Medicare for 71 services in 2022, and Dr. To accepts Medicare assignment.
How many Medicare patients does Dr. Kathleen B. To see?
CMS counts 24 Medicare patients who saw Dr. To in 2024, with an average age of 70.
Show 4 more questionsShow fewer questions
What services does Dr. Kathleen B. To bill to Medicare?
In 2022, Dr. To's most billed Medicare services were hospital inpatient care (99232) and hospital inpatient care (99233).
Where did Dr. Kathleen B. To go to medical school?
Dr. To graduated from Duke University School of Medicine in 2003.
Has Dr. Kathleen B. To received payments from drug or device companies?
CMS Open Payments shows $52 in general payments to Dr. To from 1 company from 2023 to 2023. The largest total came from Baxter Healthcare.
How long has Dr. Kathleen B. To been practicing?
Dr. To graduated from medical school in 2003, 23 years ago.
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