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Dr. Paul R. Gregory Jr., MD
NPI1427166453PAC ID2961452370
- Medicare services, 2024
- 240
- Medicare patients, 2024
- 188
- Part D claims, 2024
- 37
- Publications
- 5
- Hospital affiliations
- 3
- Practice address
- 6620 Coyle Ave, Carmichael, CA 95608-6333
- Practice phone
- Call (916) 536-9455
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Orthopedic Trauma Surgeons of Northern California
Physician office · Carmichael, California
Find Dr. Gregory's professional email, personal email and mobile number
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Dr. Paul R. Gregory Jr. is an orthopaedic trauma physician in Carmichael, California
Dr. Gregory practices at Orthopedic Trauma Surgeons of Northern California in Carmichael, California.
Dr. Gregory's NPI, 1427166453, was assigned on August 29, 2006. Dr. Gregory graduated from UNMC in 1988. Dr. Gregory holds California license G85411.
NPI and contact details
- NPI
- 1427166453NPI Registry (opens in a new tab)
- Medicare PAC ID
- 2961452370
- NPI enumeration date
- August 29, 2006
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (916) 536-9455
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 64
- Medical school graduation
- 1988
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Paul R. Gregory Jr. practices at Orthopedic Trauma Surgeons of Northern California in Carmichael, California
Dr. Gregory's primary practice is Orthopedic Trauma Surgeons of Northern California, at 6620 Coyle Ave, Carmichael, CA 95608-6333. The practice phone is (916) 536-9455.
- Orthopedic Trauma Surgeons of Northern California6620 Coyle Ave, Carmichael, CA 95608-6333Phone(916) 536-9455
Source: Dmand AI Affiliation Data
Dr. Paul R. Gregory Jr. is affiliated with 5 sites of care and 1 medical group
Dr. Gregory's primary practice is Orthopedic Trauma Surgeons of Northern California in Carmichael, California. Dr. Gregory is also affiliated with Dignity Health - Mercy San Juan Medical Center. The medical group on file is Orthopedic Trauma Surgeons of Northern California. Dmand AI also links Dr. Gregory to 2 more hospitals and 1 group practice or clinic, each named with a free account.
Orthopedic Trauma Surgeons of Northern CaliforniaPrimary
Source: Dmand AI Affiliation Data
Dmand AI tracks the EHR system at Dr. Paul R. Gregory Jr.'s practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Gregory practices, 5 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Orthopedic Trauma Surgeons of Northern California | Available with a free account |
| +4 more affiliated sites | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Paul R. Gregory Jr. is one of 116 orthopaedic trauma physicians in California
Orthopaedic trauma is Dr. Gregory's primary specialty in the NPI Registry, under taxonomy code 207XX0801X. Dr. Gregory is board certified in orthopaedic surgery by the American Board of Orthopaedic Surgery. Dmand AI has Dr. Gregory's licenses on file in 2 states: California and Florida.
Specialties and state licenses
- Orthopaedic trauma, CaliforniaPrimary
- Florida license
Clinical focus
Dmand AI lists amputation, arm, wrist, hand fracture and dislocation, arthritis, broken or dislocated ankle/ or foot, hip replacement, joint or bone infection, orthopedic surgery of arms and legs and pelvic and hip fracture among the conditions Dr. Gregory treats.
Orthopaedic trauma physicians near Dr. Gregory
Counts of orthopaedic trauma physicians with a Dmand AI profile, by place and practice. Each opens the list.
116orthopaedic trauma physicians in California
3orthopaedic trauma physicians in Carmichael
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Peer Benchmarks
Dr. Paul R. Gregory Jr. billed Medicare for 240 services in 2024
CMS data shows 240 Medicare services from Dr. Gregory across 7 procedure codes in 2024, for 188 Medicare patients. Medicare paid $55,862 for them.
Medicare services, 2024240
Medicare patients188
Paid by Medicare$55,862
Procedure codes7
Dr. Gregory's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 1562024: 18720%
- Surgery
- 2023: 582024: 539%
Where Dr. Gregory's Medicare services took place, 2024
- In an office12351%
- In a facility11749%
Dr. Gregory compared with the California median for orthopaedic trauma physicians, 2024
- Dr. Gregory
- California median
- Medicare services
- 240vs 16446% above
- Medicare patients
- 188vs 12748% above
- Part D claims
- 18vs 2836% below
Medians across 107 orthopaedic trauma physicians in California 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 orthopaedic trauma physicians in California.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Paul R. Gregory Jr. treated 188 Medicare patients in 2024, average age 77
CMS counts 188 Medicare patients who saw Dr. Gregory in 2024. The largest group is 75 to 84, with 63 patients. 75% of them have arthritis, and 75% have high blood pressure. 30% are also on Medicaid. Their average risk score is 2.03, 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 62, with 49% women.
Medicare patients, 2024188
Average age77
Average risk score2.03
Also on Medicaid30%
Dr. Gregory's Medicare patients by age, 2024
Dr. Gregory's Medicare patients by sex, 2024
- Women12064%
- Men6836%
Chronic conditions among Dr. Gregory's Medicare patients, 2024
- Arthritis75%
- High blood pressure75%
- High cholesterol75%
- Mood disorders44%
- Atrial fibrillation36%
- Chronic kidney disease36%
- Ischemic heart disease36%
- Depression35%
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 62
Patient panel by sex, all payers
- Women49%
- Men50%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Paul R. Gregory Jr. wrote 37 Medicare Part D claims in 2024
In 2024, Dr. Gregory wrote 37 Medicare Part D claims for 24 patients. 100% of them were for generic drugs. CMS names the drug for 18 of them, across 1 drug with 11 or more claims each, at $125 in total drug cost. In 2022, CMS named 17 claims across 1 drug.
Part D claims, 202437
Drugs named by CMS1
Total drug cost$125
Part D patients24
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.
Drug classes CMS tracks in Dr. Gregory's Part D claims, 2024
- Opioids54%20 of 37 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, 2022 to 2024
- 2022
- 2024
- Claims for drugs CMS names
- 2022: 172024: 186%
Drugs named by CMS: 1 in 2024, 1 in 2022.
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. Paul R. Gregory Jr. takes part in Medicare
Dr. Gregory accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Hip replacement: 1 to 10 procedures (CMS shows small counts as a range)
Removal of tissue: 1 to 10 procedures (CMS shows small counts as a range)
Sources: Doctors and Clinicians National Downloadable File (CMS); and Doctors and Clinicians Utilization Data (CMS)
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Dr. Paul R. Gregory Jr. has 5 publications on record
Dmand AI links 5 papers to Dr. Gregory. Dr. Gregory's most frequent co-author is Richard C. Rooney, MD.
Papers5
Dr. Gregory's most frequent co-authors
Recent publications by Dr. Gregory
See who Dr. Gregory researches with
Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Gregory works with, so you can find a warm path to the right orthopaedic trauma physicians.
Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage
Dr. Paul R. Gregory Jr. received $10,833 in industry payments from 2016 to 2025
CMS Open Payments shows 35 general payments to Dr. Gregory from 8 drug and device companies from 2016 to 2025. Education make up the largest share, 27% of the total. Synthes GmbH paid the most, $6,737.
General payments to Dr. Gregory by program year, 2016 to 2025
General payments to Dr. Gregory by kind, 2016 to 2025
$10.8Kin total
- Education$2,88827%
- Travel and lodging$2,74525%
- Accredited education speaker fees$2,50023%
- Compensation for serving as faculty or as a speaker for a medical education program$1,50014%
- Food and beverage$1,20011%
Companies that paid Dr. Gregory the most, 2016 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Paul R. Gregory Jr. graduated from UNMC
Dr. Gregory graduated from UNMC in 1988.
- Medical school
- Board certified in orthopaedic surgery
Source: Dmand AI Professional Profile Data
Dr. Paul R. Gregory Jr. accepts plans from 15 insurance carriers
Dr. Gregory is in network with 15 carriers, including Aetna, Excellus BlueCross BlueShield and Blue Cross Blue Shield of Michigan. PPO plans come from the most carriers, 10. Check the plan with the practice before a visit.
- Aetna
- Excellus BlueCross BlueShield
- Blue Cross Blue Shield of Michigan
- Elevance
- United Healthcare
- HCSC
- Blue Cross Blue Shield of Massachusetts
- Regence Health Plans
- +7 more carriersWith a free account
Plan types Dr. Gregory accepts, by number of carriers
- PPO10
- Medicare8
- HMO7
- POS6
- EPO5
Source: Dmand AI Insurance Network Data
Sources for Dr. Paul R. Gregory Jr.'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 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)Doctors and Clinicians Utilization Data (CMS) (opens in a new tab) |
| Publications, topics and co-authors | PubMed (National Library of Medicine) (opens in a new tab)Dmand AI Research Linkage |
| 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. Paul R. Gregory Jr.
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. Paul R. Gregory Jr.'s NPI number?
Dr. Paul R. Gregory Jr.'s NPI number is 1427166453. It was assigned on August 29, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Paul R. Gregory Jr.?
Dr. Paul R. Gregory Jr. is an orthopaedic trauma physician in Carmichael, California. The primary specialty in the NPI Registry is Orthopaedic Trauma Physician (taxonomy code 207XX0801X).
Where does Dr. Paul R. Gregory Jr. practice?
Dr. Gregory practices at 6620 Coyle Ave, Carmichael, CA 95608-6333. Dr. Gregory's primary practice is Orthopedic Trauma Surgeons of Northern California in Carmichael, California. Dmand AI also links Dr. Gregory to 2 hospitals and 1 group practice or clinic.
What is Dr. Paul R. Gregory Jr.'s office phone number?
The practice phone on file for Dr. Gregory is (916) 536-9455.
What is Dr. Paul R. Gregory Jr.'s medical license number?
Dr. Gregory holds California license G85411, one of the licenses on file in 2 states.
Which states has Dr. Paul R. Gregory Jr. been licensed in?
Dmand AI has state licenses on file for Dr. Gregory in California (1999 to 2027) and Florida (1993 to 2002).
Which hospitals is Dr. Paul R. Gregory Jr. affiliated with?
Dr. Gregory is affiliated with Dignity Health - Mercy San Juan Medical Center. Dmand AI links Dr. Gregory to 2 more hospitals.
What medical group is Dr. Paul R. Gregory Jr. part of?
Dr. Gregory is linked to Orthopedic Trauma Surgeons of Northern California.
Does Dr. Paul R. Gregory Jr. accept Medicare?
Yes. CMS data shows Dr. Gregory billed Medicare for 240 services in 2024, and Dr. Gregory accepts Medicare assignment.
How many Medicare patients does Dr. Paul R. Gregory Jr. see?
CMS counts 188 Medicare patients who saw Dr. Gregory in 2024, with an average age of 77.
Show 9 more questionsShow fewer questions
Is Dr. Paul R. Gregory Jr. board certified?
Yes. Dr. Gregory is board certified in orthopaedic surgery by the American Board of Orthopaedic Surgery.
What services does Dr. Paul R. Gregory Jr. bill to Medicare?
In 2024, Dr. Gregory's most billed Medicare services were office visit, established patient (99213), hospital inpatient care (99223) and surgery: bones and joints (27236).
Where did Dr. Paul R. Gregory Jr. go to medical school?
Dr. Gregory graduated from UNMC in 1988.
What drugs does Dr. Paul R. Gregory Jr. prescribe most?
In 2024 Medicare Part D data, Dr. Gregory's most prescribed drugs by claims were Hydrocodone-Acetaminophen.
Has Dr. Paul R. Gregory Jr. received payments from drug or device companies?
CMS Open Payments shows $10,833 in general payments to Dr. Gregory from 8 companies from 2016 to 2025. The largest total came from Synthes GmbH.
How long has Dr. Paul R. Gregory Jr. been practicing?
Dr. Gregory graduated from medical school in 1988, 38 years ago.
Does Dr. Paul R. Gregory Jr. do research?
Dmand AI links 5 publications to Dr. Gregory.
Who does Dr. Paul R. Gregory Jr. publish with?
Dr. Gregory's most frequent co-authors are Richard C. Rooney, MD (1 shared paper).
What insurance does Dr. Paul R. Gregory Jr. accept?
Dr. Gregory is in network with 15 carriers, including Aetna, Excellus BlueCross BlueShield and Blue Cross Blue Shield of Michigan. PPO plans come from the most carriers, 10. Check the plan with the practice before a visit.
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