Dr. Gregory T. Ginsburg, MD
- Medicare services, 2024
- 213
- Medicare patients, 2024
- 136
- Part D claims, 2024
- 13
- Publications
- 2
- Hospital affiliations
- 4
- Practice address
- 2512 Artesia Blvd, Redondo Beach, CA 90278
- Practice phone
- Call (310) 372-4500
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Pacific Surgical Institute
Redondo Beach, California
Find Dr. Ginsburg'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. Gregory T. Ginsburg is a general surgeon in Redondo Beach, California
Dr. Ginsburg practices at Pacific Surgical Institute in Redondo Beach, California.
Dr. Ginsburg's NPI, 1124021654, was assigned on May 30, 2005. Dr. Ginsburg graduated from David Geffen School of Medicine at UCLA in 1991. Dr. Ginsburg holds California license G74789.
- NPI
- 1124021654NPI Registry (opens in a new tab)
- Medicare PAC ID
- 7810950268
- NPI enumeration date
- May 30, 2005
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (310) 372-4500
- 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; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Gregory T. Ginsburg practices at Pacific Surgical Institute in Redondo Beach, California
Dr. Ginsburg's primary practice is Pacific Surgical Institute, at 2512 Artesia Blvd, Redondo Beach, CA 90278 in Los Angeles County. The practice phone is (310) 372-4500.
- Pacific Surgical Institute2512 Artesia Blvd, Redondo Beach, CA 90278 · Los Angeles CountyPhone(310) 372-4500
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Dr. Gregory T. Ginsburg is affiliated with 6 sites of care and 1 medical group
Dr. Ginsburg's primary practice is Pacific Surgical Institute in Redondo Beach, California. Dr. Ginsburg is also affiliated with Long Beach Medical Center. The medical group on file is Mayers Memorial Healthcare District. Dmand AI also links Dr. Ginsburg to 3 more hospitals and 1 physician office, each named with a free account.
Sources: NPPES NPI Registry (CMS); Dmand AI Practice Data; and Dmand AI Affiliation Data
Dmand AI tracks the EHR system at Dr. Gregory T. Ginsburg's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Ginsburg practices, 5 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Pacific Surgical Institute | Available with a free account |
| +5 more affiliated sites | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Gregory T. Ginsburg is one of 2,926 general surgeons in California
Surgery is Dr. Ginsburg's primary specialty in the NPI Registry, under taxonomy code 208600000X. Dr. Ginsburg is board certified in surgery by the American Board of Surgery. Dr. Ginsburg is licensed in California.
Specialties and state licenses
- Surgery, CaliforniaPrimary
Clinical focus
Dmand AI lists abdominal hernia repair surgery, hemorrhoids and mastectomy among the conditions Dr. Ginsburg treats.
General surgeons near Dr. Ginsburg
Counts of general surgeons 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 T. Ginsburg billed Medicare for 213 services in 2024
CMS data shows 213 Medicare services from Dr. Ginsburg across 6 procedure codes in 2024, for 136 Medicare patients. Medicare paid $63,171 for them. Every service was in a facility, such as a hospital, rather than an office.
Dr. Ginsburg's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 192024: 151695%
- Surgery
- 2023: 602024: 623%
Dr. Ginsburg compared with the California median for general surgeons, 2024
- Dr. Ginsburg
- California median
- Medicare services
- 213vs 16628% above
- Medicare patients
- 136vs 12112% above
- Part D claims
- 11vs 3468% below
Medians across 2,606 general surgeons in California with Dmand AI profiles that report each measure.
Dr. Ginsburg'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. Ginsburg and other general surgeons in California.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Gregory T. Ginsburg treated 136 Medicare patients in 2024, average age 71
CMS counts 136 Medicare patients who saw Dr. Ginsburg in 2024. The largest group is 65 to 74, with 47 patients. 75% of them have diabetes, and 75% have high blood pressure. 85% are also on Medicaid. Their average risk score is 5.24, 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. Ginsburg's median patient age at 62, with 51% women.
Dr. Ginsburg's Medicare patients by age, 2024
Dr. Ginsburg's Medicare patients by sex, 2024
- Women6447%
- Men7253%
Chronic conditions among Dr. Ginsburg's Medicare patients, 2024
- Diabetes75%
- High blood pressure75%
- High cholesterol75%
- Chronic kidney disease73%
- Heart failure70%
- Ischemic heart disease59%
- Alzheimer's and dementia51%
- COPD51%
Share of Medicare patients with each condition. A patient can have several.
Dr. Ginsburg'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
- Women51%
- Men49%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Gregory T. Ginsburg wrote 13 Medicare Part D claims in 2024
In 2024, Dr. Ginsburg wrote 13 Medicare Part D claims for 12 patients. 100% of them were for generic drugs. CMS names the drug for 11 of them, across 1 drug with 11 or more claims each, at $125 in total drug cost. In 2016, CMS named 22 claims across 2 drugs.
Dr. Ginsburg's most prescribed drugs by claims, 2018
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. Ginsburg's Part D claims, 2024
- Opioids85%11 of 13 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, 2016 to 2018
- 2016
- 2018
- Claims for drugs CMS names
- 2016: 222018: 1150%
Drugs named by CMS: 1 in 2018, 2 in 2016.
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 T. Ginsburg ranks in the 77th percentile for removal of tissue in Medicare
Dr. Ginsburg accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS counts 45 procedures of removal of tissue by Dr. Ginsburg, more than 77% of the clinicians it reports for that procedure.
- Accepts Medicare assignment
- Yes
Where Dr. Ginsburg ranks in Medicare procedure volume
- Removal of tissue
- 77th percentile45 procedures
CMS ranks each clinician against every clinician it reports for the same procedure category.
Hernia repair - groin (open): 1 to 10 procedures (CMS shows small counts as a range)
Melanoma (skin cancer) excision: 1 to 10 procedures (CMS shows small counts as a range)
Removal of nail tissue: 1 to 10 procedures (CMS shows small counts as a range)
Removal of skin lesions: 1 to 10 procedures (CMS shows small counts as a range)
Removal or shaving of skin growth: 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. Gregory T. Ginsburg has 2 publications on record
Dmand AI links 2 papers to Dr. Ginsburg.
Recent publications by Dr. Ginsburg
See who Dr. Ginsburg researches with
Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Ginsburg works with, so you can find a warm path to the right general surgeons.
Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage
Dr. Gregory T. Ginsburg received $1,619 in industry payments from 2016 to 2025
CMS Open Payments shows 31 general payments to Dr. Ginsburg from 18 drug and device companies from 2016 to 2025. Food and beverage make up the largest share, 100% of the total. Organogenesis Inc. paid the most, $252.
General payments to Dr. Ginsburg by program year, 2016 to 2025
Companies that paid Dr. Ginsburg 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. Gregory T. Ginsburg has 1 award and honors on record
Dmand AI lists 1 award for Dr. Ginsburg. Dr. Ginsburg serves on Peer Review MHG and Medical Executive Committee MHG.
Awards and honors for Dr. Ginsburg
- Undated
- ACS Fellow
Dr. Ginsburg's committees and leadership roles
- Peer Review MHGMember
- 2009 to present
- Medical Executive Committee MHGMember
- 2008 to present
- Medical Staff MHGChief of Staff
- 2018 to 2020
- Palliative Care MHGChair
- 2011 to 2013
- Biomedical Ethics MHGChair
- 2010 to 2012
Source: Dmand AI Professional Profile Data
Dr. Gregory T. Ginsburg graduated from David Geffen School of Medicine at UCLA
Dr. Ginsburg graduated from David Geffen School of Medicine at UCLA in 1991. Dr. Ginsburg is a member of ACS, AHS, AAWC, California Society of Industrial Medicine and Surgery and SLS.
- Medical school
- Board certified in surgery
Source: Dmand AI Professional Profile Data
Dr. Gregory T. Ginsburg accepts plans from 16 insurance carriers
Dr. Ginsburg is in network with 16 carriers, including Aetna, Elevance and Blue Cross Blue Shield of Michigan. Medicare plans come from the most carriers, 10. Check the plan with the practice before a visit.
- Aetna
- Elevance
- Blue Cross Blue Shield of Michigan
- United Healthcare
- HCSC
- LA Care
- Blue Cross Blue Shield of Massachusetts
- Molina
- +8 more carriersWith a free account
Plan types Dr. Ginsburg accepts, by number of carriers
- Medicare10
- PPO9
- HMO8
- POS5
- EPO4
- Medicaid1
Source: Dmand AI Insurance Network Data
Sources for Dr. Gregory T. Ginsburg'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 | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice Data |
| Primary practice, affiliations and health system | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice DataDmand 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) |
| Awards and committee roles | Dmand AI Professional Profile Data |
| 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 T. Ginsburg
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 T. Ginsburg's NPI number?
Dr. Gregory T. Ginsburg's NPI number is 1124021654. It was assigned on May 30, 2005, and it is active in the NPI Registry.
What kind of doctor is Dr. Gregory T. Ginsburg?
Dr. Gregory T. Ginsburg is a general surgeon in Redondo Beach, California. The primary specialty in the NPI Registry is Surgery Physician (taxonomy code 208600000X).
Where does Dr. Gregory T. Ginsburg practice?
Dr. Ginsburg practices at 2512 Artesia Blvd, Redondo Beach, CA 90278. Dr. Ginsburg's primary practice is Pacific Surgical Institute in Redondo Beach, California. Dmand AI also links Dr. Ginsburg to 3 hospitals and 1 physician office.
What is Dr. Gregory T. Ginsburg's office phone number?
The practice phone on file for Dr. Ginsburg is (310) 372-4500.
What is Dr. Gregory T. Ginsburg's medical license number?
Dr. Ginsburg holds California license G74789.
Which hospitals is Dr. Gregory T. Ginsburg affiliated with?
Dr. Ginsburg is affiliated with Long Beach Medical Center. Dmand AI links Dr. Ginsburg to 3 more hospitals.
What medical group is Dr. Gregory T. Ginsburg part of?
Dr. Ginsburg is linked to Mayers Memorial Healthcare District.
Does Dr. Gregory T. Ginsburg accept Medicare?
Yes. CMS data shows Dr. Ginsburg billed Medicare for 213 services in 2024, and Dr. Ginsburg accepts Medicare assignment.
How many Medicare patients does Dr. Gregory T. Ginsburg see?
CMS counts 136 Medicare patients who saw Dr. Ginsburg in 2024, with an average age of 71.
Is Dr. Gregory T. Ginsburg board certified?
Yes. Dr. Ginsburg is board certified in surgery by the American Board of Surgery.
Show 7 more questionsShow fewer questions
What services does Dr. Gregory T. Ginsburg bill to Medicare?
In 2024, Dr. Ginsburg's most billed Medicare services were hospital inpatient care (99232), hospital inpatient care (99222) and hospital inpatient care (99221).
Where did Dr. Gregory T. Ginsburg go to medical school?
Dr. Ginsburg graduated from David Geffen School of Medicine at UCLA in 1991.
What drugs does Dr. Gregory T. Ginsburg prescribe most?
In 2018 Medicare Part D data, Dr. Ginsburg's most prescribed drugs by claims were Hydrocodone-Acetaminophen.
Has Dr. Gregory T. Ginsburg received payments from drug or device companies?
CMS Open Payments shows $1,619 in general payments to Dr. Ginsburg from 18 companies from 2016 to 2025. The largest total came from Organogenesis Inc.
How long has Dr. Gregory T. Ginsburg been practicing?
Dr. Ginsburg graduated from medical school in 1991, 35 years ago.
Does Dr. Gregory T. Ginsburg do research?
Dmand AI links 2 publications to Dr. Ginsburg.
What insurance does Dr. Gregory T. Ginsburg accept?
Dr. Ginsburg is in network with 16 carriers, including Aetna, Elevance and Blue Cross Blue Shield of Michigan. Medicare plans come from the most carriers, 10. Check the plan with the practice before a visit.
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