Dr. Gregory K. Lewis, MD
- Medicare services, 2021
- 47
- Medicare patients, 2024
- 11
- Part D claims, 2024
- 36
- Publications
- 20
- MIPS score, 2024
- 60
- Practice address
- 655 W 8th St, Jacksonville, FL 32209
- Practice phone
- Call (904) 244-4000
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Lewis' professional email, personal email and mobile number
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Dr. Gregory K. Lewis is an OB-GYN in Jacksonville, Florida
Dr. Lewis practices at UF Health Jacksonville in Jacksonville, Florida, part of UF Health.
Dr. Lewis' NPI, 1841640786, was assigned on June 21, 2016. Dr. Lewis graduated from University of the West Indies Faculty of Medical Sciences in 2004. Dr. Lewis holds Florida license ME145549.
- NPI
- 1841640786NPI Registry (opens in a new tab)
- Medicare PAC ID
- 3274872809
- NPI enumeration date
- June 21, 2016
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (904) 244-4000
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 48
- Medical school graduation
- 2004
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Gregory K. Lewis practices at UF Health Jacksonville in Jacksonville, Florida
Dr. Lewis' primary practice is UF Health Jacksonville, at 655 W 8th St, Jacksonville, FL 32209 in Duval County. The practice phone is (904) 244-4000.
- UF Health Jacksonville655 W 8th St, Jacksonville, FL 32209 · Duval CountyPhone(904) 244-4000
Source: Dmand AI Affiliation Data
Dr. Gregory K. Lewis is affiliated with 1 site of care and 2 medical groups
Dr. Lewis' primary practice is UF Health Jacksonville in Jacksonville, Florida, part of UF Health. The medical group on file is UF Jacksonville Physicians, Inc. Dmand AI also links Dr. Lewis to 1 more medical group, named with a free account.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Gregory K. Lewis' practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Lewis practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| UF Health Jacksonville | Available with a free account |
| +1 medical group | Available with a free account |
Source: Dmand AI Technology Install Data
For health IT teams
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Dr. Gregory K. Lewis is one of 2,315 OB-GYNs in Florida
Obstetrics and gynecology is Dr. Lewis' primary specialty in the NPI Registry, under taxonomy code 207V00000X. Dr. Lewis is board certified in obstetrics & gynecology by the American Board of Obstetrics and Gynecology. Dr. Lewis is licensed in Florida.
Specialties and state licenses
- Obstetrics and gynecology, FloridaPrimary
Clinical focus
Dmand AI lists menopause among the conditions Dr. Lewis treats.
OB-GYNs near Dr. Lewis
Counts of OB-GYNs 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. Gregory K. Lewis billed Medicare for 47 services in 2021
CMS data shows 47 Medicare services from Dr. Lewis across 3 procedure codes in 2021, for 11 Medicare patients. Medicare paid $4,782 for them.
Dr. Lewis' Medicare services by type, 2021
- Surgery28
- Office and hospital visits19
Where Dr. Lewis' Medicare services took place, 2021
- In an office1940%
- In a facility2860%
Dr. Lewis compared with the Florida median for OB-GYNs, 2021
- Dr. Lewis
- Florida median
- Medicare services
- 47vs 6629% below
- Medicare patients
- 11vs 5078% below
- Part D claims
- 43vs 3716% above
Medians across 1,909 OB-GYNs in Florida with Dmand AI profiles that report each measure.
Dr. Lewis' most billed Medicare procedure codes, 2021
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. Lewis?
Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Lewis and other OB-GYNs in Florida.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Gregory K. Lewis treated 11 Medicare patients in 2024, average age 64
CMS counts 11 Medicare patients who saw Dr. Lewis in 2024. Their average risk score is 2.07, 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. Lewis' median patient age at 40, with 100% women.
Dr. Lewis' patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 40
Patient panel by sex, all payers
- Women100%
- Men0%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Gregory K. Lewis wrote 36 Medicare Part D claims in 2024
In 2024, Dr. Lewis wrote 36 Medicare Part D claims for 19 patients. 78% of them were for generic drugs. They cover 2 drugs, with $199 in total drug cost. In 2021, CMS named 73 claims across 2 drugs.
Dr. Lewis' Part D claims by kind of drug, 2024
- Generic28 claims78%
- Brand-name and other8 claims22%
Dr. Lewis' most prescribed drugs by claims, 2022
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, 2021 to 2022
- 2021
- 2022
- Claims for drugs CMS names
- 2021: 732022: 4341%
Drugs named by CMS: 2 in 2022, 2 in 2021.
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. Gregory K. Lewis scored 60 out of 100 in Medicare's MIPS program for 2024
CMS publishes a Merit-based Incentive Payment System (MIPS) score of 60 out of 100 for Dr. Lewis for performance year 2024, reported through an alternative payment model (APM). Dr. Lewis accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Dr. Lewis' MIPS scores, performance year 2024
- 60of 100Final score
- 59.9of 100Quality
- 0of 100Promoting Interoperability
- 40of 100Improvement Activities
Each score is out of 100. The final score weighs the categories CMS scored for this clinician.
Sources: Doctors and Clinicians National Downloadable File (CMS); and Clinician Public Reporting: Overall MIPS Performance (CMS), 2024 data, released September 10, 2026
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Dr. Gregory K. Lewis has 20 publications on record
Dmand AI links 20 papers to Dr. Lewis, published from 2017 to 2025. 2022 was the busiest year, with 6. The most frequent topics are Pelvic Pain, Botulinum Toxins, Type A and Endometriosis. Dr. Lewis has published most often in Arch Gynecol Obstet. Dr. Lewis' most frequent co-authors are Aakriti Ronica Carrubba, MD, Anita H. Chen, MD and Karina Elaine Hew, MD.
Dr. Lewis' papers by year, 2017 to 2025
Topics Dr. Lewis writes about most
- Pelvic Pain
- Botulinum Toxins, Type A
- Endometriosis
- Fallopian Tube Diseases
- Gynecologic Surgical Procedures
- Myofascial Pain Syndromes
- Nerve Block
- Postoperative Complications
Dr. Lewis' most frequent co-authors
- Aakriti Ronica Carrubba, MD6 shared papers
- Anita H. Chen, MD6 shared papers
- Karina Elaine Hew, MD4 shared papers
Recent publications by Dr. Lewis
Eur J Obstet Gynecol Reprod Biol
J Med Case Rep
See who Dr. Lewis researches with
Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Lewis works with, so you can find a warm path to the right OB-GYNs.
Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage
Dr. Gregory K. Lewis received $1,218 in industry payments from 2021 to 2025
CMS Open Payments shows 5 general payments to Dr. Lewis from 4 drug and device companies from 2021 to 2025. Education make up the largest share, 82% of the total. Intuitive Surgical, Inc. paid the most, $1,029.
General payments to Dr. Lewis by program year, 2021 to 2025
General payments to Dr. Lewis by kind, 2021 to 2025
- Education$1,00082%
- Food and beverage$21818%
Companies that paid Dr. Lewis the most, 2021 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Gregory K. Lewis graduated from University of the West Indies Faculty of Medical Sciences
Dr. Lewis graduated from University of the West Indies Faculty of Medical Sciences in 2004.
- Medical school
- Board certified in obstetrics & gynecology
Source: Dmand AI Professional Profile Data
Dr. Gregory K. Lewis accepts plans from 17 insurance carriers
Dr. Lewis is in network with 17 carriers, including Elevance, Aetna and Excellus BlueCross BlueShield. PPO plans come from the most carriers, 11. Check the plan with the practice before a visit.
- Elevance
- Aetna
- Excellus BlueCross BlueShield
- Blue Cross Blue Shield of Michigan
- United Healthcare
- HCSC
- Aspirus Health Plan
- Blue Cross Blue Shield of Massachusetts
- +9 more carriersWith a free account
Plan types Dr. Lewis accepts, by number of carriers
- PPO11
- Medicare9
- HMO8
- POS6
- EPO5
- Medicaid2
Source: Dmand AI Insurance Network Data
Sources for Dr. Gregory K. Lewis'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)Clinician Public Reporting: Overall MIPS Performance (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. Gregory K. Lewis
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. Gregory K. Lewis' NPI number?
Dr. Gregory K. Lewis' NPI number is 1841640786. It was assigned on June 21, 2016, and it is active in the NPI Registry.
What kind of doctor is Dr. Gregory K. Lewis?
Dr. Gregory K. Lewis is an OB-GYN in Jacksonville, Florida. The primary specialty in the NPI Registry is Obstetrics & Gynecology Physician (taxonomy code 207V00000X).
Where does Dr. Gregory K. Lewis practice?
Dr. Lewis practices at 655 W 8th St, Jacksonville, FL 32209. Dr. Lewis' primary practice is UF Health Jacksonville in Jacksonville, Florida, part of UF Health. Dmand AI also links Dr. Lewis to 1 medical group.
What is Dr. Gregory K. Lewis' office phone number?
The practice phone on file for Dr. Lewis is (904) 244-4000.
What is Dr. Gregory K. Lewis' medical license number?
Dr. Lewis holds Florida license ME145549.
Which hospitals is Dr. Gregory K. Lewis affiliated with?
Dr. Lewis practices at UF Health Jacksonville in Jacksonville, Florida.
What medical group is Dr. Gregory K. Lewis part of?
Dr. Lewis is linked to UF Jacksonville Physicians, Inc. Dmand AI links Dr. Lewis to 1 more medical group.
Does Dr. Gregory K. Lewis accept Medicare?
Yes. CMS data shows Dr. Lewis billed Medicare for 47 services in 2021, and Dr. Lewis accepts Medicare assignment.
What is Dr. Gregory K. Lewis' MIPS score?
Dr. Lewis' MIPS final score for performance year 2024 is 60 out of 100, reported through an alternative payment model (APM).
How many Medicare patients does Dr. Gregory K. Lewis see?
CMS counts 11 Medicare patients who saw Dr. Lewis in 2024, with an average age of 64.
Show 9 more questionsShow fewer questions
Is Dr. Gregory K. Lewis board certified?
Yes. Dr. Lewis is board certified in obstetrics & gynecology by the American Board of Obstetrics and Gynecology.
What services does Dr. Gregory K. Lewis bill to Medicare?
In 2021, Dr. Lewis' most billed Medicare services were office visit, established patient (99213), surgery: female reproductive system (58571) and surgery: female reproductive system (58661).
Where did Dr. Gregory K. Lewis go to medical school?
Dr. Lewis graduated from University of the West Indies Faculty of Medical Sciences in 2004.
What drugs does Dr. Gregory K. Lewis prescribe most?
In 2022 Medicare Part D data, Dr. Lewis' most prescribed drugs by claims were Ondansetron HCl and Oxycodone HCl.
Has Dr. Gregory K. Lewis received payments from drug or device companies?
CMS Open Payments shows $1,218 in general payments to Dr. Lewis from 4 companies from 2021 to 2025. The largest total came from Intuitive Surgical, Inc.
How long has Dr. Gregory K. Lewis been practicing?
Dr. Lewis graduated from medical school in 2004, 22 years ago.
Does Dr. Gregory K. Lewis do research?
Dmand AI links 20 publications to Dr. Lewis, published from 2017 to 2025.
Who does Dr. Gregory K. Lewis publish with?
Dr. Lewis' most frequent co-authors are Aakriti Ronica Carrubba, MD (6 shared papers), Anita H. Chen, MD (6 shared papers) and Karina Elaine Hew, MD (4 shared papers).
What insurance does Dr. Gregory K. Lewis accept?
Dr. Lewis is in network with 17 carriers, including Elevance, Aetna and Excellus BlueCross BlueShield. PPO plans come from the most carriers, 11. Check the plan with the practice before a visit.
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