Dr. Patrick B. Gregory, MD
- Medicare services, 2024
- 1,551
- Medicare patients, 2024
- 1,030
- Part D claims, 2024
- 5,361
- MIPS score, 2024
- 84
- Hospital affiliations
- 5
- Practice address
- 11109 Parkview Plaza Drive, Fort Wayne, IN 46845
- Practice phone
- Call (260) 266-1195
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Gregory'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. Patrick B. Gregory is a cardiologist in Fort Wayne, Indiana
Dr. Gregory practices at Parkview Regional Medical Center in Fort Wayne, Indiana, part of Parkview Health System.
Dr. Gregory's NPI, 1447245964, was assigned on September 12, 2005. Dr. Gregory holds Wisconsin license 45415.
- NPI
- 1447245964NPI Registry (opens in a new tab)
- Medicare PAC ID
- 1456345149
- NPI enumeration date
- September 12, 2005
- NPI status
- Active
- Practice phone
- (260) 266-1195
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 61
- Medical school graduation
- 1991
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Affiliation Data
Dr. Patrick B. Gregory practices at Parkview Regional Medical Center in Fort Wayne, Indiana
Dr. Gregory's primary practice is Parkview Regional Medical Center, at 11109 Parkview Plaza Drive, Fort Wayne, IN 46845 in Allen County. The practice phone is (260) 266-1195.
- Parkview Regional Medical Center11109 Parkview Plaza Drive, Fort Wayne, IN 46845 · Allen CountyPhone(260) 266-1195
Source: Dmand AI Affiliation Data
Dr. Patrick B. Gregory is affiliated with 6 sites of care and 1 medical group
Dr. Gregory's primary practice is Parkview Regional Medical Center in Fort Wayne, Indiana, part of Parkview Health System. Dr. Gregory is also affiliated with Parkview Whitley Hospital. The medical group on file is Parkview Physicians Group. Dmand AI also links Dr. Gregory to 3 more hospitals and 1 group practice or clinic, 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. Patrick B. Gregory's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Gregory practices, 6 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Parkview Regional Medical Center | Available with a free account |
| +5 more affiliated sites | 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 Parkview Health System and 6.2K+ hospitals, with verified contacts in the same login.
Dr. Patrick B. Gregory is one of 414 cardiologists in Indiana
Cardiovascular disease is Dr. Gregory's primary specialty in the NPI Registry, under taxonomy code 207RC0000X. Dr. Gregory is licensed in Wisconsin.
Specialties and state licenses
- Cardiovascular disease, WisconsinPrimary
Cardiologists near Dr. Gregory
Counts of cardiologists 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. Patrick B. Gregory billed Medicare for 1,551 services in 2024
CMS data shows 1,551 Medicare services from Dr. Gregory across 20 procedure codes in 2024, for 1,030 Medicare patients. Medicare paid $75,159 for them.
Dr. Gregory's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Tests and treatments
- 2023: 1,5302024: 83146%
- Office and hospital visits
- 2023: 7302024: 62015%
- Other services
- 2023: 02024: 54
- Imaging
- 2023: 1042024: 4656%
Where Dr. Gregory's Medicare services took place, 2024
- In an office44729%
- In a facility1,10471%
Dr. Gregory compared with the Indiana median for cardiologists, 2024
- Dr. Gregory
- Indiana median
- Medicare services
- 1,551vs 1,96621% below
- Medicare patients
- 1,030vs 992Close to median
- Part D claims
- 5,096vs 3,33853% above
Medians across 406 cardiologists in Indiana with Dmand AI profiles that report each measure.
Dr. Gregory'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. Gregory and other cardiologists in Indiana.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Patrick B. Gregory treated 1,030 Medicare patients in 2024, average age 75
CMS counts 1,030 Medicare patients who saw Dr. Gregory in 2024. The largest group is 65 to 74, with 451 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 14% are also on Medicaid. Their average risk score is 1.67, 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. Gregory's median patient age at 75, with 44% women.
Dr. Gregory's Medicare patients by age, 2024
Dr. Gregory's Medicare patients by sex, 2024
- Women48447%
- Men54653%
Chronic conditions among Dr. Gregory's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Ischemic heart disease53%
- Arthritis52%
- Atrial fibrillation42%
- Diabetes42%
- Heart failure39%
- Chronic kidney disease38%
Share of Medicare patients with each condition. A patient can have several.
Dr. Gregory's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 75
Patient panel by sex, all payers
- Women44%
- Men55%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Patrick B. Gregory wrote 5,361 Medicare Part D claims in 2024
In 2024, Dr. Gregory wrote 5,361 Medicare Part D claims for 961 patients. 81% of them were for generic drugs. CMS names the drug for 5,096 of them, across 48 drugs with 11 or more claims each, at $1,138,350 in total drug cost. In 2023, CMS named 4,387 claims across 43 drugs.
Dr. Gregory's Part D claims by kind of drug, 2024
- Generic4,342 claims81%
- Brand-name and other1,019 claims19%
Dr. Gregory'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.
Part D claims for drugs CMS names, 2023 to 2024
- 2023
- 2024
- Claims for drugs CMS names
- 2023: 4,3872024: 5,09616%
Drugs named by CMS: 48 in 2024, 43 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
Dr. Patrick B. Gregory scored 84 out of 100 in Medicare's MIPS program for 2024
CMS publishes a Merit-based Incentive Payment System (MIPS) score of 84 out of 100 for Dr. Gregory for performance year 2024, reported as part of a group.
Dr. Gregory's MIPS scores, performance year 2024
- 84of 100Final score
- 70of 100Quality
- 100of 100Promoting Interoperability
- 40of 100Improvement Activities
- 75of 100Cost
Each score is out of 100. The final score weighs the categories CMS scored for this clinician.
Source: Clinician Public Reporting: Overall MIPS Performance (CMS), 2024 data, released September 10, 2026
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Dr. Patrick B. Gregory received $1,670 in industry payments from 2018 to 2025
CMS Open Payments shows 88 general payments to Dr. Gregory from 17 drug and device companies from 2018 to 2025. Food and beverage make up the largest share, 100% of the total. Abbott Laboratories paid the most, $419.
General payments to Dr. Gregory by program year, 2018 to 2025
Companies that paid Dr. Gregory the most, 2018 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Sources for Dr. Patrick B. Gregory'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 | Clinician Public Reporting: Overall MIPS Performance (CMS) (opens in a new tab) |
| Industry payments | Open Payments (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. Patrick B. Gregory
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. Patrick B. Gregory's NPI number?
Dr. Patrick B. Gregory's NPI number is 1447245964. It was assigned on September 12, 2005, and it is active in the NPI Registry.
What kind of doctor is Dr. Patrick B. Gregory?
Dr. Patrick B. Gregory is a cardiologist in Fort Wayne, Indiana. The primary specialty in the NPI Registry is Cardiovascular Disease Physician (taxonomy code 207RC0000X).
Where does Dr. Patrick B. Gregory practice?
Dr. Gregory practices at 11109 Parkview Plaza Drive, Fort Wayne, IN 46845. Dr. Gregory's primary practice is Parkview Regional Medical Center in Fort Wayne, Indiana, part of Parkview Health System. Dmand AI also links Dr. Gregory to 3 hospitals and 1 group practice or clinic.
What is Dr. Patrick B. Gregory's office phone number?
The practice phone on file for Dr. Gregory is (260) 266-1195.
What is Dr. Patrick B. Gregory's medical license number?
Dr. Gregory holds Wisconsin license 45415.
Which hospitals is Dr. Patrick B. Gregory affiliated with?
Dr. Gregory practices at Parkview Regional Medical Center in Fort Wayne, Indiana. Dr. Gregory is also affiliated with Parkview Whitley Hospital. Dmand AI links Dr. Gregory to 3 more hospitals.
What medical group is Dr. Patrick B. Gregory part of?
Dr. Gregory is linked to Parkview Physicians Group.
Does Dr. Patrick B. Gregory accept Medicare?
Yes. CMS data shows Dr. Gregory billed Medicare for 1,551 services in 2024.
What is Dr. Patrick B. Gregory's MIPS score?
Dr. Gregory's MIPS final score for performance year 2024 is 84 out of 100, reported as part of a group.
How many Medicare patients does Dr. Patrick B. Gregory see?
CMS counts 1,030 Medicare patients who saw Dr. Gregory in 2024, with an average age of 75.
Show 4 more questionsShow fewer questions
What services does Dr. Patrick B. Gregory bill to Medicare?
In 2024, Dr. Gregory's most billed Medicare services were heart test or procedure (93010), heart test or procedure (93306) and office visit, established patient (99214).
What drugs does Dr. Patrick B. Gregory prescribe most?
In 2024 Medicare Part D data, Dr. Gregory's most prescribed drugs by claims were Atorvastatin Calcium, Metoprolol Succinate and Eliquis.
Has Dr. Patrick B. Gregory received payments from drug or device companies?
CMS Open Payments shows $1,670 in general payments to Dr. Gregory from 17 companies from 2018 to 2025. The largest total came from Abbott Laboratories.
How long has Dr. Patrick B. Gregory been practicing?
Dr. Gregory graduated from medical school in 1991, 35 years ago.
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