Dr. Christian Maximillian Frese, MD
- Medicare services, 2024
- 916
- Medicare patients, 2024
- 430
- Part D claims, 2024
- 332
- Hospital affiliations
- 2
- Industry payments
- $132
- 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
Find Dr. Frese's professional email, personal email and mobile number
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Dr. Christian Maximillian Frese is an internist in Boston, Massachusetts
Dr. Frese practices at Tufts Medical Center in Boston, Massachusetts, part of Tufts Medicine.
Dr. Frese's NPI, 1093278749, was assigned on April 10, 2019. Dr. Frese graduated from Boston University School of Medicine in 2019. Dr. Frese holds Massachusetts license 290495.
- NPI
- 1093278749NPI Registry (opens in a new tab)
- Medicare PAC ID
- 7416283692
- NPI enumeration date
- April 10, 2019
- 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
- Male
- Estimated age
- 33
- Medical school graduation
- 2019
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Christian Maximillian Frese practices at Tufts Medical Center in Boston, Massachusetts
Dr. Frese'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. Christian Maximillian Frese is affiliated with 3 sites of care and 2 medical groups
Dr. Frese's primary practice is Tufts Medical Center in Boston, Massachusetts, part of Tufts Medicine. Dr. Frese is also affiliated with MelroseWakefield Hospital. The medical group on file is Pratt Medical Group, Inc. - General Medical Associates (General Internal Medicine). Dmand AI also links Dr. Frese to 1 more imaging center 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. Christian Maximillian Frese's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Frese practices, 3 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 |
| +2 more sites and 1 medical group | Available with a free account |
Source: Dmand AI Technology Install Data
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Dmand AI maps EHR vendors, IT decision makers and buying committees across Tufts Medicine and 6.2K+ hospitals, with verified contacts in the same login.
Dr. Christian Maximillian Frese is one of 5,528 internists in Massachusetts
Internal medicine is Dr. Frese's primary specialty in the NPI Registry, under taxonomy code 207R00000X. Dr. Frese is licensed in Massachusetts.
Specialties and state licenses
- Internal medicine, MassachusettsPrimary
Internists near Dr. Frese
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. Christian Maximillian Frese billed Medicare for 916 services in 2024
CMS data shows 916 Medicare services from Dr. Frese across 5 procedure codes in 2024, for 430 Medicare patients. Medicare paid $81,686 for them. Every service was in a facility, such as a hospital, rather than an office.
Dr. Frese's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 9722024: 9166%
Dr. Frese compared with the Massachusetts median for internists, 2024
- Dr. Frese
- Massachusetts median
- Medicare services
- 916vs 4312.1 times
- Medicare patients
- 430vs 1942.2 times
- Part D claims
- 156vs 40261% below
Medians across 5,369 internists in Massachusetts with Dmand AI profiles that report each measure.
Dr. Frese'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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Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Frese and other internists in Massachusetts.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Christian Maximillian Frese treated 430 Medicare patients in 2024, average age 78
CMS counts 430 Medicare patients who saw Dr. Frese in 2024. The largest group is 75 to 84, with 168 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 27% are also on Medicaid. Their average risk score is 2.54, 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. Frese's median patient age at 67, with 59% women.
Dr. Frese's Medicare patients by age, 2024
Dr. Frese's Medicare patients by sex, 2024
- Women24156%
- Men18944%
Chronic conditions among Dr. Frese's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Arthritis62%
- Chronic kidney disease53%
- Heart failure52%
- Anxiety51%
- Mood disorders51%
- Ischemic heart disease48%
Share of Medicare patients with each condition. A patient can have several.
Dr. Frese's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 67
Patient panel by sex, all payers
- Women59%
- Men38%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Christian Maximillian Frese wrote 332 Medicare Part D claims in 2024
In 2024, Dr. Frese wrote 332 Medicare Part D claims for 186 patients. 89% of them were for generic drugs. CMS names the drug for 156 of them, across 7 drugs with 11 or more claims each, at $12,266 in total drug cost. In 2023, CMS named 96 claims across 5 drugs.
Dr. Frese's Part D claims by kind of drug, 2024
- Generic294 claims89%
- Brand-name and other38 claims11%
Dr. Frese'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. Frese's Part D claims, 2024
- Antibiotics26%85 of 332 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: 962024: 15663%
Drugs named by CMS: 7 in 2024, 5 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
How Dr. Christian Maximillian Frese takes part in Medicare
Dr. Frese 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. Christian Maximillian Frese received $132 in industry payments in 2025
CMS Open Payments shows 1 general payment to Dr. Frese from 1 drug or device company in 2025. Food and beverage make up the largest share, 100% of the total. Mallinckrodt Hospital Products Inc. paid the most, $132.
Companies that paid Dr. Frese the most, 2025 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Christian Maximillian Frese graduated from Boston University School of Medicine
Dr. Frese graduated from Boston University School of Medicine in 2019.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Christian Maximillian Frese'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. Christian Maximillian Frese
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. Christian Maximillian Frese's NPI number?
Dr. Christian Maximillian Frese's NPI number is 1093278749. It was assigned on April 10, 2019, and it is active in the NPI Registry.
What kind of doctor is Dr. Christian Maximillian Frese?
Dr. Christian Maximillian Frese is an internist in Boston, Massachusetts. The primary specialty in the NPI Registry is Internal Medicine Physician (taxonomy code 207R00000X).
Where does Dr. Christian Maximillian Frese practice?
Dr. Frese practices at 800 Washington Street, Boston, MA 02111. Dr. Frese's primary practice is Tufts Medical Center in Boston, Massachusetts, part of Tufts Medicine. Dmand AI also links Dr. Frese to 1 imaging center and 1 medical group.
What is Dr. Christian Maximillian Frese's office phone number?
The practice phone on file for Dr. Frese is (617) 636-5000.
What is Dr. Christian Maximillian Frese's medical license number?
Dr. Frese holds Massachusetts license 290495.
Which hospitals is Dr. Christian Maximillian Frese affiliated with?
Dr. Frese practices at Tufts Medical Center in Boston, Massachusetts. Dr. Frese is also affiliated with MelroseWakefield Hospital.
What medical group is Dr. Christian Maximillian Frese part of?
Dr. Frese is linked to Pratt Medical Group, Inc. - General Medical Associates (General Internal Medicine). Dmand AI links Dr. Frese to 1 more medical group.
Does Dr. Christian Maximillian Frese accept Medicare?
Yes. CMS data shows Dr. Frese billed Medicare for 916 services in 2024, and Dr. Frese accepts Medicare assignment.
How many Medicare patients does Dr. Christian Maximillian Frese see?
CMS counts 430 Medicare patients who saw Dr. Frese in 2024, with an average age of 78.
What services does Dr. Christian Maximillian Frese bill to Medicare?
In 2024, Dr. Frese's most billed Medicare services were hospital inpatient care (99233), hospital inpatient care (99239) and hospital inpatient care (99232).
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Where did Dr. Christian Maximillian Frese go to medical school?
Dr. Frese graduated from Boston University School of Medicine in 2019.
What drugs does Dr. Christian Maximillian Frese prescribe most?
In 2024 Medicare Part D data, Dr. Frese's most prescribed drugs by claims were Prednisone, Cefpodoxime Proxetil and Eliquis.
Has Dr. Christian Maximillian Frese received payments from drug or device companies?
CMS Open Payments shows $132 in general payments to Dr. Frese from 1 company from 2025 to 2025. The largest total came from Mallinckrodt Hospital Products Inc.
How long has Dr. Christian Maximillian Frese been practicing?
Dr. Frese graduated from medical school in 2019, 7 years ago.
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