Dr. John Paul Harris, MD
- Medicare services, 2024
- 174
- Medicare patients, 2024
- 232
- Hospital affiliations
- 1
- Industry payments
- $173
- Medical groups
- 2
- Practice address
- 301 Saint Paul Place, Baltimore, MD 21202
- Practice phone
- Call (410) 332-9237
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Harris' professional email, personal email and mobile number
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Dr. John Paul Harris is an anesthesiologist in Baltimore, Maryland
Dr. Harris practices at Mercy Medical Center in Baltimore, Maryland, part of Mercy Medical Center.
Dr. Harris' NPI, 1831693365, was assigned on March 20, 2018. Dr. Harris graduated from University of Texas Medical School at San Antonio in 2018. Dr. Harris holds Maryland license D0093972.
- NPI
- 1831693365NPI Registry (opens in a new tab)
- Medicare PAC ID
- 8123400231
- NPI enumeration date
- March 20, 2018
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (410) 332-9237
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 34
- Medical school graduation
- 2018
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. John Paul Harris practices at Mercy Medical Center in Baltimore, Maryland
Dr. Harris' primary practice is Mercy Medical Center, at 301 Saint Paul Place, Baltimore, MD 21202 in Baltimore City. The practice phone is (410) 332-9237.
- Mercy Medical Center301 Saint Paul Place, Baltimore, MD 21202 · Baltimore CityPhone(410) 332-9237
Source: Dmand AI Affiliation Data
Dr. John Paul Harris is affiliated with 2 sites of care and 2 medical groups
Dr. Harris' primary practice is Mercy Medical Center in Baltimore, Maryland, part of Mercy Medical Center. The medical group on file is Anesthesia Company, LLC. Dmand AI also links Dr. Harris to 1 more group practice or clinic 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. John Paul Harris' practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Harris practices, 2 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Mercy Medical Center | Available with a free account |
| +1 more site and 1 medical group | 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 Mercy Medical Center and 6.2K+ hospitals, with verified contacts in the same login.
Dr. John Paul Harris is one of 965 anesthesiologists in Maryland
Anesthesiology is Dr. Harris' primary specialty in the NPI Registry, under taxonomy code 207L00000X. Dr. Harris is licensed in Maryland.
Specialties and state licenses
- Anesthesiology, MarylandPrimary
Anesthesiologists near Dr. Harris
Counts of anesthesiologists 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. John Paul Harris billed Medicare for 174 services in 2024
CMS data shows 174 Medicare services from Dr. Harris across 9 procedure codes in 2024, for 232 Medicare patients. Medicare paid $24,489 for them. Every service was in a facility, such as a hospital, rather than an office.
Dr. Harris' Medicare services by type, 2023 to 2024
- 2023
- 2024
- Anesthesia
- 2023: 1252024: 13810%
- Surgery
- 2023: 202024: 3680%
Dr. Harris compared with the Maryland median for anesthesiologists, 2024
- Dr. Harris
- Maryland median
- Medicare services
- 174vs 10172% above
- Medicare patients
- 232vs 17632% above
Medians across 918 anesthesiologists in Maryland with Dmand AI profiles that report each measure.
Dr. Harris' 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. Harris?
Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Harris and other anesthesiologists in Maryland.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. John Paul Harris treated 232 Medicare patients in 2024, average age 74
CMS counts 232 Medicare patients who saw Dr. Harris in 2024. The largest group is 65 to 74, with 118 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 10% are also on Medicaid. Their average risk score is 1.43, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Dr. Harris' median patient age at 54, with 48% women.
Dr. Harris' Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Dr. Harris' Medicare patients by sex, 2024
- Women13056%
- Men10244%
Chronic conditions among Dr. Harris' Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Arthritis63%
- Ischemic heart disease40%
- Diabetes36%
- Chronic kidney disease30%
- Anxiety28%
- Atrial fibrillation25%
Share of Medicare patients with each condition. A patient can have several.
Dr. Harris' patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 54
Patient panel by sex, all payers
- Women48%
- Men52%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
How Dr. John Paul Harris takes part in Medicare
Dr. Harris accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Source: Doctors and Clinicians National Downloadable File (CMS)
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Dr. John Paul Harris received $173 in industry payments from 2018 to 2025
CMS Open Payments shows 8 general payments to Dr. Harris from 4 drug and device companies from 2018 to 2025. Food and beverage make up the largest share, 100% of the total. Merck Sharp & Dohme Corporation paid the most, $84.
General payments to Dr. Harris by program year, 2018 to 2025
Companies that paid Dr. Harris the most, 2018 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. John Paul Harris graduated from University of Texas Medical School at San Antonio
Dr. Harris graduated from University of Texas Medical School at San Antonio in 2018.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. John Paul Harris'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) |
| 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. John Paul Harris
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. John Paul Harris' NPI number?
Dr. John Paul Harris' NPI number is 1831693365. It was assigned on March 20, 2018, and it is active in the NPI Registry.
What kind of doctor is Dr. John Paul Harris?
Dr. John Paul Harris is an anesthesiologist in Baltimore, Maryland. The primary specialty in the NPI Registry is Anesthesiology Physician (taxonomy code 207L00000X).
Where does Dr. John Paul Harris practice?
Dr. Harris practices at 301 Saint Paul Place, Baltimore, MD 21202. Dr. Harris' primary practice is Mercy Medical Center in Baltimore, Maryland, part of Mercy Medical Center. Dmand AI also links Dr. Harris to 1 group practice or clinic and 1 medical group.
What is Dr. John Paul Harris' office phone number?
The practice phone on file for Dr. Harris is (410) 332-9237.
What is Dr. John Paul Harris' medical license number?
Dr. Harris holds Maryland license D0093972.
Which hospitals is Dr. John Paul Harris affiliated with?
Dr. Harris practices at Mercy Medical Center in Baltimore, Maryland.
What medical group is Dr. John Paul Harris part of?
Dr. Harris is linked to Anesthesia Company, LLC. Dmand AI links Dr. Harris to 1 more medical group.
Does Dr. John Paul Harris accept Medicare?
Yes. CMS data shows Dr. Harris billed Medicare for 174 services in 2024, and Dr. Harris accepts Medicare assignment.
How many Medicare patients does Dr. John Paul Harris see?
CMS counts 232 Medicare patients who saw Dr. Harris in 2024, with an average age of 74.
What services does Dr. John Paul Harris bill to Medicare?
In 2024, Dr. Harris' most billed Medicare services were anesthesia (00812), anesthesia (00731) and anesthesia (01402).
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Where did Dr. John Paul Harris go to medical school?
Dr. Harris graduated from University of Texas Medical School at San Antonio in 2018.
Has Dr. John Paul Harris received payments from drug or device companies?
CMS Open Payments shows $173 in general payments to Dr. Harris from 4 companies from 2018 to 2025. The largest total came from Merck Sharp & Dohme Corporation.
How long has Dr. John Paul Harris been practicing?
Dr. Harris graduated from medical school in 2018, 8 years ago.
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