Dr. Christen Nichole Gregory, MD
- Medicare services, 2024
- 114
- Medicare patients, 2024
- 78
- Part D claims, 2024
- 52
- MIPS score, 2024
- 94
- Hospital affiliations
- 1
- Practice address
- 10000 W Colonial Dr, Ocoee, FL 34761
- Practice phone
- Call (407) 296-1000
- 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. Christen Nichole Gregory is an emergency medicine physician in Ocoee, Florida
Dr. Gregory practices at Orlando Health - Health Central Hospital in Ocoee, Florida, part of Orlando Health.
Dr. Gregory's NPI, 1972899581, was assigned on June 22, 2011. Dr. Gregory graduated from East Tennessee State University James H. Quillen College of Medicine in 2011. Dr. Gregory holds Florida license ME118702.
- NPI
- 1972899581NPI Registry (opens in a new tab)
- NPI enumeration date
- June 22, 2011
- NPI status
- Active
- Practice phone
- (407) 296-1000
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
- Medical school graduation
- 2011
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Affiliation Data
Dr. Christen Nichole Gregory practices at Orlando Health - Health Central Hospital in Ocoee, Florida
Dr. Gregory's primary practice is Orlando Health - Health Central Hospital, at 10000 W Colonial Dr, Ocoee, FL 34761 in Orange County. The practice phone is (407) 296-1000.
- Orlando Health - Health Central Hospital10000 W Colonial Dr, Ocoee, FL 34761 · Orange CountyPhone(407) 296-1000
Source: Dmand AI Affiliation Data
Dr. Christen Nichole Gregory is affiliated with 3 sites of care and 2 medical groups
Dr. Gregory's primary practice is Orlando Health - Health Central Hospital in Ocoee, Florida, part of Orlando Health. The medical group on file is Emergency Physicians of Central Florida. Dmand AI also links Dr. Gregory to 2 more group practices and clinics 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. Christen Nichole Gregory's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Gregory practices, 3 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Orlando Health - Health Central Hospital | 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 Orlando Health and 6.2K+ hospitals, with verified contacts in the same login.
Dr. Christen Nichole Gregory is one of 3,847 emergency medicine physicians in Florida
Emergency medicine is Dr. Gregory's primary specialty in the NPI Registry, under taxonomy code 207P00000X. Dr. Gregory is board certified in emergency medicine by the American Board of Emergency Medicine. Dr. Gregory is licensed in Florida.
Specialties and state licenses
- Emergency medicine, FloridaPrimary
Emergency medicine physicians near Dr. Gregory
Counts of emergency medicine 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. Christen Nichole Gregory billed Medicare for 114 services in 2024
CMS data shows 114 Medicare services from Dr. Gregory across 3 procedure codes in 2024, for 78 Medicare patients. Medicare paid $10,781 for them. Every service was in a facility, such as a hospital, rather than an office.
Dr. Gregory's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 782024: 814%
- Tests and treatments
- 2023: 382024: 3313%
Dr. Gregory compared with the Florida median for emergency medicine physicians, 2024
- Dr. Gregory
- Florida median
- Medicare services
- 114vs 30863% below
- Medicare patients
- 78vs 27772% below
- Part D claims
- 15vs 8482% below
Medians across 3,699 emergency medicine physicians in Florida 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.
Need commercial claims for Dr. Gregory?
Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Gregory and other emergency medicine physicians in Florida.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Christen Nichole Gregory treated 78 Medicare patients in 2024, average age 73
CMS counts 78 Medicare patients who saw Dr. Gregory in 2024. The largest group is 75 to 84, with 29 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 18% are also on Medicaid. Their average risk score is 1.93, 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 41, with 54% women.
Dr. Gregory's Medicare patients by age, 2024
Dr. Gregory's Medicare patients by sex, 2024
- Women4862%
- Men3038%
Chronic conditions among Dr. Gregory's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Arthritis54%
- Ischemic heart disease47%
- Diabetes44%
- Mood disorders42%
- Anxiety41%
- Depression37%
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 41
Patient panel by sex, all payers
- Women54%
- Men46%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Christen Nichole Gregory wrote 52 Medicare Part D claims in 2024
In 2024, Dr. Gregory wrote 52 Medicare Part D claims for 34 patients. 96% of them were for generic drugs. CMS names the drug for 15 of them, across 1 drug with 11 or more claims each, at $70 in total drug cost. In 2018, CMS named 216 claims across 8 drugs.
Dr. Gregory's Part D claims by kind of drug, 2024
- Generic50 claims96%
- Brand-name and other2 claims4%
Dr. Gregory's most prescribed drugs by claims, 2019
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. Gregory's Part D claims, 2024
- Antibiotics29%15 of 52 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, 2018 to 2019
- 2018
- 2019
- Claims for drugs CMS names
- 2018: 2162019: 1593%
Drugs named by CMS: 1 in 2019, 8 in 2018.
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. Christen Nichole Gregory scored 94 out of 100 in Medicare's MIPS program for 2024
CMS publishes a Merit-based Incentive Payment System (MIPS) score of 94 out of 100 for Dr. Gregory for performance year 2024, reported as part of a group.
Dr. Gregory's MIPS scores, performance year 2024
- 94of 100Final score
- 78.6of 100Quality
- 100of 100Promoting Interoperability
- 40of 100Improvement Activities
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. Christen Nichole Gregory received $582 in industry payments from 2016 to 2023
CMS Open Payments shows 7 general payments to Dr. Gregory from 5 drug and device companies from 2016 to 2023. Food and beverage make up the largest share, 100% of the total. Vapotherm Inc paid the most, $301.
General payments to Dr. Gregory by program year, 2016 to 2023
Companies that paid Dr. Gregory the most, 2016 to 2023
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Christen Nichole Gregory graduated from East Tennessee State University James H. Quillen College of Medicine
Dr. Gregory graduated from East Tennessee State University James H. Quillen College of Medicine in 2011.
- Medical school
- Board certified in emergency medicine
Source: Dmand AI Professional Profile Data
Dr. Christen Nichole Gregory accepts plans from 1 insurance carrier
Dr. Gregory is in network with 1 carrier, including GA State Medicaid. Medicaid plans come from the most carriers, 1. Check the plan with the practice before a visit.
- GA State Medicaid
Source: Dmand AI Insurance Network Data
Sources for Dr. Christen Nichole 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) |
| Training, board certification and memberships | Dmand AI Professional Profile Data |
| Insurance carriers and plan types | Dmand AI Insurance Network 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. Christen Nichole 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. Christen Nichole Gregory's NPI number?
Dr. Christen Nichole Gregory's NPI number is 1972899581. It was assigned on June 22, 2011, and it is active in the NPI Registry.
What kind of doctor is Dr. Christen Nichole Gregory?
Dr. Christen Nichole Gregory is an emergency medicine physician in Ocoee, Florida. The primary specialty in the NPI Registry is Emergency Medicine Physician (taxonomy code 207P00000X).
Where does Dr. Christen Nichole Gregory practice?
Dr. Gregory practices at 10000 W Colonial Dr, Ocoee, FL 34761. Dr. Gregory's primary practice is Orlando Health - Health Central Hospital in Ocoee, Florida, part of Orlando Health. Dmand AI also links Dr. Gregory to 2 group practices and clinics and 1 medical group.
What is Dr. Christen Nichole Gregory's office phone number?
The practice phone on file for Dr. Gregory is (407) 296-1000.
What is Dr. Christen Nichole Gregory's medical license number?
Dr. Gregory holds Florida license ME118702.
Which hospitals is Dr. Christen Nichole Gregory affiliated with?
Dr. Gregory practices at Orlando Health - Health Central Hospital in Ocoee, Florida.
What medical group is Dr. Christen Nichole Gregory part of?
Dr. Gregory is linked to Emergency Physicians of Central Florida. Dmand AI links Dr. Gregory to 1 more medical group.
Does Dr. Christen Nichole Gregory accept Medicare?
Yes. CMS data shows Dr. Gregory billed Medicare for 114 services in 2024.
What is Dr. Christen Nichole Gregory's MIPS score?
Dr. Gregory's MIPS final score for performance year 2024 is 94 out of 100, reported as part of a group.
How many Medicare patients does Dr. Christen Nichole Gregory see?
CMS counts 78 Medicare patients who saw Dr. Gregory in 2024, with an average age of 73.
Show 7 more questionsShow fewer questions
Is Dr. Christen Nichole Gregory board certified?
Yes. Dr. Gregory is board certified in emergency medicine by the American Board of Emergency Medicine.
What services does Dr. Christen Nichole Gregory bill to Medicare?
In 2024, Dr. Gregory's most billed Medicare services were emergency department visit (99285), heart test or procedure (93010) and emergency department visit (99284).
Where did Dr. Christen Nichole Gregory go to medical school?
Dr. Gregory graduated from East Tennessee State University James H. Quillen College of Medicine in 2011.
What drugs does Dr. Christen Nichole Gregory prescribe most?
In 2019 Medicare Part D data, Dr. Gregory's most prescribed drugs by claims were Oxycodone-Acetaminophen.
Has Dr. Christen Nichole Gregory received payments from drug or device companies?
CMS Open Payments shows $582 in general payments to Dr. Gregory from 5 companies from 2016 to 2023. The largest total came from Vapotherm Inc.
How long has Dr. Christen Nichole Gregory been practicing?
Dr. Gregory graduated from medical school in 2011, 15 years ago.
What insurance does Dr. Christen Nichole Gregory accept?
Dr. Gregory is in network with 1 carrier, including GA State Medicaid. Medicaid plans come from the most carriers, 1. Check the plan with the practice before a visit.
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