Dr. Lorena Gonzalez, MD

  • Duarte, CA
  • General surgeon
NPI1144452186PAC ID9436378742
Medicare services, 2024
304
Medicare patients, 2024
118
Part D claims, 2024
93
Publications
10
MIPS score, 2024
93
Practice address
1500 Duarte Rd, Duarte, CA 91010
Practice phone
Call (800) 826-4673
Professional email
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Personal email
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Mobile number
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Social profiles

Primary practice

City of Hope Comprehensive Cancer Center - Duarte

Duarte, California

See all 6 affiliations

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Dr. Lorena Gonzalez is a general surgeon in Duarte, California

Dr. Gonzalez practices at City of Hope Comprehensive Cancer Center - Duarte in Duarte, California.

Dr. Gonzalez's NPI, 1144452186, was assigned on August 10, 2009. Dr. Gonzalez graduated from Renaissance School of Medicine at Stony Brook University in 2005. Dr. Gonzalez holds California license C162154.

NPI and contact details
Medicare PAC ID
9436378742
NPI enumeration date
August 10, 2009
NPI status
Active
Accepts Medicare assignment
Yes
Offers telehealth
Yes
Practice phone
(800) 826-4673
Professional email
Get email
Personal email
Get email
Mobile number
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Sex
Female
Estimated age
47
Medical school graduation
2005

Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)

Dr. Lorena Gonzalez practices at City of Hope Comprehensive Cancer Center - Duarte in Duarte, California

Dr. Gonzalez's primary practice is City of Hope Comprehensive Cancer Center - Duarte, at 1500 Duarte Rd, Duarte, CA 91010 in Los Angeles County. The practice phone is (800) 826-4673.

  • City of Hope Comprehensive Cancer Center - Duarte
    1500 Duarte Rd, Duarte, CA 91010 · Los Angeles CountyPhone(800) 826-4673

Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data

Dr. Lorena Gonzalez is affiliated with 5 sites of care and 1 medical group

Dr. Gonzalez's primary practice is City of Hope Comprehensive Cancer Center - Duarte in Duarte, California. Dr. Gonzalez is also affiliated with Torrance Memorial Medical Center. The medical group on file is City of Hope. Dmand AI also links Dr. Gonzalez to 2 more hospitals and 1 other site, each named with a free account.

See all 6 affiliations for Dr. Gonzalez

Sources: NPPES NPI Registry (CMS); Dmand AI Practice Data; Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data

Dmand AI tracks the EHR system at Dr. Lorena Gonzalez's practice

Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Gonzalez practices, 4 sites in all. Vendor and product names are available with a free account.

EHR by site
SiteEHR vendor and product
City of Hope Comprehensive Cancer Center - DuarteAvailable with a free account
+4 more affiliated sitesAvailable with a free account

Source: Dmand AI Technology Install Data

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Dr. Lorena Gonzalez is one of 2,926 general surgeons in California

Surgery is Dr. Gonzalez's primary specialty in the NPI Registry, under taxonomy code 208600000X. Dr. Gonzalez is board certified in surgery by the American Board of Surgery. Dmand AI has Dr. Gonzalez's licenses on file in 4 states: California, New York, Texas and New Jersey.

Specialties and state licenses

  • Surgery, CaliforniaPrimaryLicense C162154 · 2019 to 2027 · taxonomy 208600000X
  • Vascular surgery, New YorkLicense 275512 · 2014 to 2020 · taxonomy 2086S0129X
  • Texas license2013 to 2016
  • New Jersey license2006 to 2010

Clinical focus

Dmand AI lists mastectomy among the conditions Dr. Gonzalez treats.

General surgeons near Dr. Gonzalez

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. Lorena Gonzalez billed Medicare for 304 services in 2024

CMS data shows 304 Medicare services from Dr. Gonzalez across 9 procedure codes in 2024, for 118 Medicare patients. Medicare paid $39,813 for them.

Medicare services, 2024304
Medicare patients118
Paid by Medicare$39,813
Procedure codes9

Dr. Gonzalez's Medicare services by type, 2023 to 2024

  • 2023
  • 2024
Office and hospital visits
2023: 1372024: 20046%
Other services
2023: 02024: 53
Surgery
2023: 502024: 512%

Where Dr. Gonzalez's Medicare services took place, 2024

  • In an office19765%
  • In a facility10735%

Dr. Gonzalez compared with the California median for general surgeons, 2024

  • Dr. Gonzalez
  • California median
Medicare services
304vs 16683% above
Medicare patients
118vs 121Close to median
Part D claims
26vs 3424% below

Medians across 2,606 general surgeons in California with Dmand AI profiles that report each measure.

Dr. Gonzalez'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.

See all procedures by Dr. Gonzalez

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Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks

Dr. Lorena Gonzalez treated 118 Medicare patients in 2024, average age 73

CMS counts 118 Medicare patients who saw Dr. Gonzalez in 2024. The largest group is 65 to 74, with 63 patients. 75% of them have cancer, and 75% have high cholesterol. 25% are also on Medicaid. Their average risk score is 1.33, where 1.00 is the Medicare average.

Across all payers, Dmand AI patient panel data puts Dr. Gonzalez's median patient age at 62, with 99% women.

Medicare patients, 2024118
Average age73
Average risk score1.33
Also on Medicaid25%

Dr. Gonzalez's Medicare patients by age, 2024

CMS leaves out age groups with fewer than 11 patients.

Chronic conditions among Dr. Gonzalez's Medicare patients, 2024

  1. Cancer75%
  2. High cholesterol75%
  3. High blood pressure68%
  4. Arthritis47%
  5. Osteoporosis37%
  6. Diabetes26%
  7. Mood disorders25%
  8. Anxiety22%

Share of Medicare patients with each condition. A patient can have several.

Dr. Gonzalez'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

  • Women99%
  • Men0%

Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data

Dr. Lorena Gonzalez wrote 93 Medicare Part D claims in 2024

In 2024, Dr. Gonzalez wrote 93 Medicare Part D claims for 49 patients. 99% of them were for generic drugs. CMS names the drug for 26 of them, across 1 drug with 11 or more claims each, at $46 in total drug cost. In 2023, CMS named 33 claims across 2 drugs.

Part D claims, 202493
Drugs named by CMS1
Total drug cost$46
Part D patients49

Dr. Gonzalez's Part D claims by kind of drug, 2024

  • Generic92 claims99%
  • Brand-name and other1 claims1%

Dr. Gonzalez'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. Gonzalez's Part D claims, 2024

  • Opioids43%40 of 93 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, 2023 to 2024

  • 2023
  • 2024
Claims for drugs CMS names
2023: 332024: 2621%

Drugs named by CMS: 1 in 2024, 2 in 2023.

See all prescribing by Dr. Gonzalez

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. Lorena Gonzalez scored 93 out of 100 in Medicare's MIPS program for 2024

CMS publishes a Merit-based Incentive Payment System (MIPS) score of 93 out of 100 for Dr. Gonzalez for performance year 2024, reported as part of a group. Dr. Gonzalez accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Dr. Gonzalez as offering telehealth. CMS counts 20 procedures of mastectomy by Dr. Gonzalez, more than 78% of the clinicians it reports for that procedure.

Accepts Medicare assignment
Yes
Offers telehealth
Yes

Dr. Gonzalez's MIPS scores, performance year 2024

  • 93of 100Final score
  • 78.5of 100Quality
  • 100of 100Promoting Interoperability
  • 40of 100Improvement Activities
  • 70of 100Cost

Each score is out of 100. The final score weighs the categories CMS scored for this clinician.

Where Dr. Gonzalez ranks in Medicare procedure volume

Mastectomy
78th percentile20 procedures

CMS ranks each clinician against every clinician it reports for the same procedure category.

Skin biopsy: 1 to 10 procedures (CMS shows small counts as a range)

Sources: Doctors and Clinicians National Downloadable File (CMS); Clinician Public Reporting: Overall MIPS Performance (CMS), 2024 data, released September 10, 2026; and Doctors and Clinicians Utilization Data (CMS)

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Dr. Lorena Gonzalez has 10 publications on record

Dmand AI links 10 papers to Dr. Gonzalez, published from 2008 to 2019. 2012 was the busiest year, with 2. The most frequent topics are Endovascular Procedures, Cell Line, Tumor and Cell Survival. Dr. Gonzalez has published most often in Ann Surg Oncol. Dr. Gonzalez's most frequent co-authors are Yuman Fong, MD, Carlos Fares Bechara, MD and Peter H. Lin, MD.

Papers10
Years published2008 to 2019

Dr. Gonzalez's papers by year, 2008 to 2019

Topics Dr. Gonzalez writes about most

  • Endovascular Procedures
  • Cell Line, Tumor
  • Cell Survival
  • Mice, Nude
  • Neoplasm Transplantation
  • Pancreatic Neoplasms
  • Postoperative Complications
  • Vaccinia virus

Dr. Gonzalez's most frequent co-authors

Recent publications by Dr. Gonzalez

See all 10 publications and co-authors

See who Dr. Gonzalez researches with

Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Gonzalez works with, so you can find a warm path to the right general surgeons.

How network discovery works

Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage

Dr. Lorena Gonzalez received $1,546 in industry payments from 2017 to 2024

CMS Open Payments shows 3 general payments to Dr. Gonzalez from 3 drug and device companies from 2017 to 2024. Grants make up the largest share, 97% of the total. Merck Sharp & Dohme Corporation paid the most, $1,500.

General payments to Dr. Gonzalez by program year, 2017 to 2024

General payments to Dr. Gonzalez by kind, 2017 to 2024

$1.5Kin total
  • Grants$1,50097%
  • Food and beverage$463%

Companies that paid Dr. Gonzalez the most, 2017 to 2024

Share is of all general payments to this clinician.

See all payments to Dr. Gonzalez

Source: Open Payments (CMS), 2025 data, released July 7, 2026

Dr. Lorena Gonzalez graduated from Renaissance School of Medicine at Stony Brook University

Dr. Gonzalez graduated from Renaissance School of Medicine at Stony Brook University in 2005. Dr. Gonzalez is a member of SVS.

  1. Medical schoolRenaissance School of Medicine at Stony Brook University
  2. Board certified in surgeryAmerican Board of Surgery
  3. Board certified in vascular surgeryAmerican Board of Surgery

Source: Dmand AI Professional Profile Data

Dr. Lorena Gonzalez accepts plans from 6 insurance carriers

Dr. Gonzalez is in network with 6 carriers, including Aetna, Excellus BlueCross BlueShield and Blue Cross Blue Shield of Michigan. HMO plans come from the most carriers, 4. Check the plan with the practice before a visit.

  • Aetna
  • Excellus BlueCross BlueShield
  • Blue Cross Blue Shield of Michigan
  • Elevance
  • Molina
  • CMS Medicare

Plan types Dr. Gonzalez accepts, by number of carriers

  1. HMO4
  2. Medicare4
  3. POS4
  4. PPO4
  5. EPO3

Source: Dmand AI Insurance Network Data

Sources for Dr. Lorena Gonzalez's profile data

Sources for the data on this page
Data on this pageSource
NPI, name, sex, specialty and licensesNPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Professional Profile Data
Practice locations and phoneNPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice Data
Primary practice, affiliations and health systemNPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice DataDmand AI Affiliation DataDmand AI Org Hierarchy Data
Medicare services and procedure codesMedicare Physician & Other Practitioners - by Provider and Service (CMS) (opens in a new tab)
State medians for the same specialtyDmand AI Peer Benchmarks
Medicare patients and the all-payer patient panelDmand AI Patient Panel DataMedicare Physician & Other Practitioners - by Provider (CMS) (opens in a new tab)
Part D prescribingMedicare 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 percentilesDoctors and Clinicians National Downloadable File (CMS) (opens in a new tab)Clinician Public Reporting: Overall MIPS Performance (CMS) (opens in a new tab)Doctors and Clinicians Utilization Data (CMS) (opens in a new tab)
Publications, topics and co-authorsPubMed (National Library of Medicine) (opens in a new tab)Dmand AI Research Linkage
Industry paymentsOpen Payments (CMS) (opens in a new tab)
Training, board certification and membershipsDmand AI Professional Profile Data
Insurance carriers and plan typesDmand AI Insurance Network Data
EHR at each practice siteDmand AI Technology Install Data
Similar physiciansDmand AI Affiliation Data

Data last refreshed October 2026Report an inaccuracyRemove my information

FAQ

Frequently asked questions about Dr. Lorena Gonzalez

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. Lorena Gonzalez's NPI number?

Dr. Lorena Gonzalez's NPI number is 1144452186. It was assigned on August 10, 2009, and it is active in the NPI Registry.

What kind of doctor is Dr. Lorena Gonzalez?

Dr. Lorena Gonzalez is a general surgeon in Duarte, California. The primary specialty in the NPI Registry is Surgery Physician (taxonomy code 208600000X).

Where does Dr. Lorena Gonzalez practice?

Dr. Gonzalez practices at 1500 Duarte Rd, Duarte, CA 91010. Dr. Gonzalez's primary practice is City of Hope Comprehensive Cancer Center - Duarte in Duarte, California. Dmand AI also links Dr. Gonzalez to 2 hospitals and 1 other site.

What is Dr. Lorena Gonzalez's office phone number?

The practice phone on file for Dr. Gonzalez is (800) 826-4673.

What is Dr. Lorena Gonzalez's medical license number?

Dr. Gonzalez holds California license C162154, one of the licenses on file in 4 states.

Which states has Dr. Lorena Gonzalez been licensed in?

Dmand AI has state licenses on file for Dr. Gonzalez in California (2019 to 2027), New York (2014 to 2020), Texas (2013 to 2016) and New Jersey (2006 to 2010).

Which hospitals is Dr. Lorena Gonzalez affiliated with?

Dr. Gonzalez is affiliated with Torrance Memorial Medical Center. Dmand AI links Dr. Gonzalez to 2 more hospitals.

What medical group is Dr. Lorena Gonzalez part of?

Dr. Gonzalez is linked to City of Hope.

Does Dr. Lorena Gonzalez accept Medicare?

Yes. CMS data shows Dr. Gonzalez billed Medicare for 304 services in 2024, and Dr. Gonzalez accepts Medicare assignment.

Does Dr. Lorena Gonzalez offer telehealth?

Yes. The CMS Doctors and Clinicians file lists Dr. Gonzalez as offering telehealth services.

Show 11 more questionsShow fewer questions

What is Dr. Lorena Gonzalez's MIPS score?

Dr. Gonzalez's MIPS final score for performance year 2024 is 93 out of 100, reported as part of a group.

How many Medicare patients does Dr. Lorena Gonzalez see?

CMS counts 118 Medicare patients who saw Dr. Gonzalez in 2024, with an average age of 73.

Is Dr. Lorena Gonzalez board certified?

Yes. Dr. Gonzalez is board certified in surgery by the American Board of Surgery.

What services does Dr. Lorena Gonzalez bill to Medicare?

In 2024, Dr. Gonzalez's most billed Medicare services were office visit, established patient (99214), medicare service (G2211) and office visit, established patient (99215).

Where did Dr. Lorena Gonzalez go to medical school?

Dr. Gonzalez graduated from Renaissance School of Medicine at Stony Brook University in 2005.

What drugs does Dr. Lorena Gonzalez prescribe most?

In 2024 Medicare Part D data, Dr. Gonzalez's most prescribed drugs by claims were Tramadol HCl.

Has Dr. Lorena Gonzalez received payments from drug or device companies?

CMS Open Payments shows $1,546 in general payments to Dr. Gonzalez from 3 companies from 2017 to 2024. The largest total came from Merck Sharp & Dohme Corporation.

How long has Dr. Lorena Gonzalez been practicing?

Dr. Gonzalez graduated from medical school in 2005, 21 years ago.

Does Dr. Lorena Gonzalez do research?

Dmand AI links 10 publications to Dr. Gonzalez, published from 2008 to 2019.

Who does Dr. Lorena Gonzalez publish with?

Dr. Gonzalez's most frequent co-authors are Yuman Fong, MD (4 shared papers), Carlos Fares Bechara, MD (3 shared papers) and Peter H. Lin, MD (3 shared papers).

What insurance does Dr. Lorena Gonzalez accept?

Dr. Gonzalez is in network with 6 carriers, including Aetna, Excellus BlueCross BlueShield and Blue Cross Blue Shield of Michigan. HMO plans come from the most carriers, 4. Check the plan with the practice before a visit.

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