Dr. Christopher Joseph Testa, MD
- Medicare services, 2024
- 32,019
- Medicare patients, 2024
- 3,623
- Hospital affiliations
- 5
- Industry payments
- $44
- Medical groups
- 5
- Practice address
- 4924 Campbell Blvd Suite 250, Nottingham, MD 21236
- Practice phone
- Call (410) 321-1124
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Johns Hopkins Surgery Centers - White Marsh
Surgery Center - Medicare-Certified · Nottingham, Maryland
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Dr. Christopher Joseph Testa is a diagnostic radiologist in Nottingham, Maryland
Dr. Testa practices at Johns Hopkins Surgery Centers - White Marsh in Nottingham, Maryland.
Dr. Testa's NPI, 1538494877, was assigned on October 5, 2009. Dr. Testa graduated from Georgetown University School of Medicine in 2005. Dr. Testa holds Maryland license D0070304.
- NPI
- 1538494877NPI Registry (opens in a new tab)
- Medicare PAC ID
- 8527255116
- NPI enumeration date
- October 5, 2009
- NPI status
- Active
- Practice phone
- (410) 321-1124
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 47
- Medical school graduation
- 2005
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Affiliation Data
Dr. Christopher Joseph Testa practices at Johns Hopkins Surgery Centers - White Marsh in Nottingham, Maryland
Dr. Testa's primary practice is Johns Hopkins Surgery Centers - White Marsh, at 4924 Campbell Blvd Suite 250, Nottingham, MD 21236. The practice phone is (410) 321-1124.
- Johns Hopkins Surgery Centers - White Marsh4924 Campbell Blvd Suite 250, Nottingham, MD 21236Phone(410) 321-1124
Source: Dmand AI Affiliation Data
Dr. Christopher Joseph Testa is affiliated with 9 sites of care and 5 medical groups
Dr. Testa's primary practice is Johns Hopkins Surgery Centers - White Marsh in Nottingham, Maryland. Dr. Testa is also affiliated with MedStar Washington Hospital Center. The medical group on file is Johns Hopkins Medicine. Dmand AI also links Dr. Testa to 4 more hospitals, 4 medical groups and 3 group practices and clinics, 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. Christopher Joseph Testa's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Testa practices, 9 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Johns Hopkins Surgery Centers - White Marsh | Available with a free account |
| +8 more sites and 4 medical groups | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Christopher Joseph Testa is one of 626 diagnostic radiologists in Maryland
Diagnostic radiology is Dr. Testa's primary specialty in the NPI Registry, under taxonomy code 2085R0202X. Dmand AI has Dr. Testa's licenses on file in 2 states: Maryland and Massachusetts.
Specialties and state licenses
- Diagnostic radiology, MarylandPrimary
- Massachusetts license
Diagnostic radiologists near Dr. Testa
Counts of diagnostic radiologists 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. Christopher Joseph Testa billed Medicare for 32,019 services in 2024
CMS data shows 32,019 Medicare services from Dr. Testa across 60 procedure codes in 2024, for 3,623 Medicare patients. Medicare paid $236,784 for them.
Dr. Testa's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Other services
- 2023: 26,9892024: 27,4202%
- Imaging
- 2023: 5,4122024: 4,53516%
- Tests and treatments
- 2023: 1072024: 6440%
Where Dr. Testa's Medicare services took place, 2024
- In an office28,55189%
- In a facility3,46811%
Dr. Testa compared with the Maryland median for diagnostic radiologists, 2024
- Dr. Testa
- Maryland median
- Medicare services
- 32,019vs 5,2416.1 times
- Medicare patients
- 3,623vs 1,94486% above
Medians across 602 diagnostic radiologists in Maryland with Dmand AI profiles that report each measure.
Dr. Testa'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. Testa and other diagnostic radiologists in Maryland.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Christopher Joseph Testa treated 3,623 Medicare patients in 2024, average age 78
CMS counts 3,623 Medicare patients who saw Dr. Testa in 2024. The largest group is 75 to 84, with 1,508 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 11% are also on Medicaid. Their average risk score is 1.62, 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. Testa's median patient age at 70, with 57% women.
Dr. Testa's Medicare patients by age, 2024
Dr. Testa's Medicare patients by sex, 2024
- Women2,14659%
- Men1,47741%
Chronic conditions among Dr. Testa's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Arthritis60%
- Ischemic heart disease35%
- Chronic kidney disease31%
- Diabetes31%
- Mood disorders31%
- Cancer29%
Share of Medicare patients with each condition. A patient can have several.
Dr. Testa's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 70
Patient panel by sex, all payers
- Women57%
- Men41%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
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Dr. Christopher Joseph Testa received $44 in industry payments from 2019 to 2021
CMS Open Payments shows 2 general payments to Dr. Testa from 2 drug and device companies from 2019 to 2021. Food and beverage make up the largest share, 100% of the total. GE Healthcare paid the most, $31.
General payments to Dr. Testa by program year, 2019 to 2021
Companies that paid Dr. Testa the most, 2019 to 2021
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Christopher Joseph Testa graduated from Georgetown University School of Medicine
Dr. Testa graduated from Georgetown University School of Medicine in 2005.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Christopher Joseph Testa'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) |
| 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. Christopher Joseph Testa
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What is Dr. Christopher Joseph Testa's NPI number?
Dr. Christopher Joseph Testa's NPI number is 1538494877. It was assigned on October 5, 2009, and it is active in the NPI Registry.
What kind of doctor is Dr. Christopher Joseph Testa?
Dr. Christopher Joseph Testa is a diagnostic radiologist in Nottingham, Maryland. The primary specialty in the NPI Registry is Diagnostic Radiology Physician (taxonomy code 2085R0202X).
Where does Dr. Christopher Joseph Testa practice?
Dr. Testa practices at 4924 Campbell Blvd Suite 250, Nottingham, MD 21236. Dr. Testa's primary practice is Johns Hopkins Surgery Centers - White Marsh in Nottingham, Maryland. Dmand AI also links Dr. Testa to 4 hospitals, 4 medical groups and 3 group practices and clinics.
What is Dr. Christopher Joseph Testa's office phone number?
The practice phone on file for Dr. Testa is (410) 321-1124.
What is Dr. Christopher Joseph Testa's medical license number?
Dr. Testa holds Maryland license D0070304, one of the licenses on file in 2 states.
Which states has Dr. Christopher Joseph Testa been licensed in?
Dmand AI has state licenses on file for Dr. Testa in Maryland and Massachusetts.
Which hospitals is Dr. Christopher Joseph Testa affiliated with?
Dr. Testa is affiliated with MedStar Washington Hospital Center. Dmand AI links Dr. Testa to 4 more hospitals.
What medical group is Dr. Christopher Joseph Testa part of?
Dr. Testa is linked to Johns Hopkins Medicine. Dmand AI links Dr. Testa to 4 more medical groups.
Does Dr. Christopher Joseph Testa accept Medicare?
Yes. CMS data shows Dr. Testa billed Medicare for 32,019 services in 2024.
How many Medicare patients does Dr. Christopher Joseph Testa see?
CMS counts 3,623 Medicare patients who saw Dr. Testa in 2024, with an average age of 78.
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What services does Dr. Christopher Joseph Testa bill to Medicare?
In 2024, Dr. Testa's most billed Medicare services were medicare temporary code (Q9967), diagnostic imaging (71045) and medical supplies or transport (A9585).
Where did Dr. Christopher Joseph Testa go to medical school?
Dr. Testa graduated from Georgetown University School of Medicine in 2005.
Has Dr. Christopher Joseph Testa received payments from drug or device companies?
CMS Open Payments shows $44 in general payments to Dr. Testa from 2 companies from 2019 to 2021. The largest total came from GE Healthcare.
How long has Dr. Christopher Joseph Testa been practicing?
Dr. Testa graduated from medical school in 2005, 21 years ago.
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