Breast NeoplasmsMagnetic Resonance ImagingMastectomy
Dr. Elizabeth A. Peralta, MD
NPI1215918784PAC ID4082677497
- Medicare services, 2024
- 124
- Medicare patients, 2024
- 70
- Part D claims, 2024
- 31
- Publications
- 10
- Clinical trials
- 1
- Practice address
- 34 Mark West Springs Road, Suite 100, Santa Rosa, CA 95403
- Practice phone
- Call (707) 541-3500
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Santa Rosa Surgery and Endoscopy Center
Surgery Center - Medicare-Certified · Santa Rosa, California
Find Dr. Peralta'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. Elizabeth A. Peralta is a general surgeon in Santa Rosa, California
Dr. Peralta practices at Santa Rosa Surgery and Endoscopy Center in Santa Rosa, California.
Dr. Peralta's NPI, 1215918784, was assigned on November 10, 2005. Dr. Peralta graduated from UC Irvine School of Medicine in 1992. Dr. Peralta holds California license G83732.
NPI and contact details
- NPI
- 1215918784NPI Registry (opens in a new tab)
- Medicare PAC ID
- 4082677497
- NPI enumeration date
- November 10, 2005
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (707) 541-3500
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
- Estimated age
- 60
- Medical school graduation
- 1992
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Elizabeth A. Peralta practices at Santa Rosa Surgery and Endoscopy Center in Santa Rosa, California
Dr. Peralta's primary practice is Santa Rosa Surgery and Endoscopy Center, at 34 Mark West Springs Road, Suite 100, Santa Rosa, CA 95403. The practice phone is (707) 541-3500.
- Santa Rosa Surgery and Endoscopy Center34 Mark West Springs Road, Suite 100, Santa Rosa, CA 95403Phone(707) 541-3500
Source: Dmand AI Affiliation Data
Dr. Elizabeth A. Peralta is affiliated with 3 sites of care and 1 medical group
Dr. Peralta's primary practice is Santa Rosa Surgery and Endoscopy Center in Santa Rosa, California. Dr. Peralta is also affiliated with Sutter Santa Rosa Regional Hospital. The medical group on file is Palo Alto Foundation Medical Group. Dmand AI also links Dr. Peralta to 1 more group practice or clinic, named with a free account.
Santa Rosa Surgery and Endoscopy CenterPrimary
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Elizabeth A. Peralta's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Peralta practices, 3 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Santa Rosa Surgery and Endoscopy Center | Available with a free account |
| +2 more affiliated sites | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Elizabeth A. Peralta is one of 2,926 general surgeons in California
Surgery is Dr. Peralta's primary specialty in the NPI Registry, under taxonomy code 208600000X. Dr. Peralta is board certified in surgery by the American Board of Surgery. Dmand AI has Dr. Peralta's licenses on file in 2 states: California and Illinois.
Specialties and state licenses
- Surgery, CaliforniaPrimary
- Surgical oncology, Illinois
Clinical focus
Dmand AI lists breast reconstruction, breast surgery and mastectomy among the conditions Dr. Peralta treats.
General surgeons near Dr. Peralta
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. Elizabeth A. Peralta billed Medicare for 124 services in 2024
CMS data shows 124 Medicare services from Dr. Peralta across 7 procedure codes in 2024, for 70 Medicare patients. Medicare paid $24,907 for them.
Medicare services, 2024124
Medicare patients70
Paid by Medicare$24,907
Procedure codes7
Dr. Peralta's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 1352024: 7941%
- Surgery
- 2023: 1122024: 4560%
Where Dr. Peralta's Medicare services took place, 2024
- In an office7964%
- In a facility4536%
Dr. Peralta compared with the California median for general surgeons, 2024
- Dr. Peralta
- California median
- Medicare services
- 124vs 16625% below
- Medicare patients
- 70vs 12142% below
- Part D claims
- 12vs 3465% below
Medians across 2,606 general surgeons in California with Dmand AI profiles that report each measure.
Dr. Peralta'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. Peralta?
Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Peralta and other general surgeons in California.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Elizabeth A. Peralta treated 70 Medicare patients in 2024, average age 72
CMS counts 70 Medicare patients who saw Dr. Peralta in 2024. The largest group is 65 to 74, with 41 patients. 70% of them have cancer, and 64% have high cholesterol. 21% are also on Medicaid. Their average risk score is 1.04, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Dr. Peralta's median patient age at 65, with 92% women.
Medicare patients, 202470
Average age72
Average risk score1.04
Also on Medicaid21%
Dr. Peralta's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Chronic conditions among Dr. Peralta's Medicare patients, 2024
- Cancer70%
- High cholesterol64%
- High blood pressure56%
- Arthritis36%
- Anxiety26%
- Mood disorders24%
- Osteoporosis24%
- Depression20%
Share of Medicare patients with each condition. A patient can have several.
Dr. Peralta's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 65
Patient panel by sex, all payers
- Women92%
- Men4%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Elizabeth A. Peralta wrote 31 Medicare Part D claims in 2024
In 2024, Dr. Peralta wrote 31 Medicare Part D claims for 18 patients. 97% of them were for generic drugs. CMS names the drug for 12 of them, across 1 drug with 11 or more claims each, at $44 in total drug cost. In 2023, CMS named 15 claims across 1 drug.
Part D claims, 202431
Drugs named by CMS1
Total drug cost$44
Part D patients18
Dr. Peralta's Part D claims by kind of drug, 2024
- Generic30 claims97%
- Brand-name and other1 claims3%
Dr. Peralta'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. Peralta's Part D claims, 2024
- Opioids68%21 of 31 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: 152024: 1220%
Drugs named by CMS: 1 in 2024, 1 in 2023.
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. Elizabeth A. Peralta ranks in the 73rd percentile for mastectomy in Medicare
Dr. Peralta accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS counts 16 procedures of mastectomy by Dr. Peralta, more than 73% of the clinicians it reports for that procedure.
- Accepts Medicare assignment
- Yes
Where Dr. Peralta ranks in Medicare procedure volume
- Mastectomy
- 73rd percentile16 procedures
CMS ranks each clinician against every clinician it reports for the same procedure category.
Melanoma (skin cancer) excision: 1 to 10 procedures (CMS shows small counts as a range)
Skin biopsy: 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. Elizabeth A. Peralta has 10 publications on record
Dmand AI links 10 papers to Dr. Peralta, published from 2011 to 2014. The most frequent topics are Breast Neoplasms. Dr. Peralta's most frequent co-authors are Peter Angelos, David Z. Chu, MD and Raul S. Coimbra, MD, PhD.
Papers10
Years published2011 to 2014
Dr. Peralta's papers by year, 2011 to 2014
Topics Dr. Peralta writes about most
- Breast Neoplasms
Dr. Peralta's most frequent co-authors
- Peter Angelos1 shared paper
- David Z. Chu, MD1 shared paper
- Raul S. Coimbra, MD, PhD1 shared paper
Recent publications by Dr. Peralta
Am J Surg
ImmunohistochemistryReceptors, EstrogenReceptors, G-Protein-Coupled
J Am Coll Surg
Advisory CommitteesConflict of InterestConsensus Development Conferences as Topic
Laryngoscope
Head and Neck NeoplasmsLymphatic MetastasisLymph Node Excision
See who Dr. Peralta researches with
Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Peralta 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. Elizabeth A. Peralta has worked on 1 clinical trial
Dmand AI links Dr. Peralta to 1 clinical trial. Conditions studied include Breast Neoplasms and Breast Diseases.
Conditions in Dr. Peralta's trials
- Breast Neoplasms
- Breast Diseases
Recent clinical trials with Dr. Peralta
A Phase II Biomarker Trial of Gelatin Encapsulated Extract of American Ginseng Root (LEAG) in Breast Cancer (opens in a new tab)
CompletedPhase 2
Breast NeoplasmsBreast DiseasesAmerican Ginseng root
Sources: Dmand AI Research Linkage; and ClinicalTrials.gov (National Library of Medicine)
Dr. Elizabeth A. Peralta received $465 in industry payments from 2016 to 2025
CMS Open Payments shows 13 general payments to Dr. Peralta from 10 drug and device companies from 2016 to 2025. Food and beverage make up the largest share, 100% of the total. Tactile Systems Technology Inc paid the most, $258.
General payments to Dr. Peralta by program year, 2016 to 2025
Companies that paid Dr. Peralta 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. Elizabeth A. Peralta has 10 awards and honors on record
Dmand AI lists 10 awards for Dr. Peralta, most recently CMS Stage 1 EHR in 2013.
Awards and honors for Dr. Peralta
- 2013
- CMS Stage 1 EHR
- 2011
- Physician’s Recognition Award with Commendation
- 2005
- Pfizer National finalist Humanism in Medicine Award
- 2004
- Leonard Tow Humanism in Medicine Award
- 1998
- James Ewing Foundation Trainee Grant
- 1996
- Henry N. Harkins Resident Paper Competition, First place
Source: Dmand AI Professional Profile Data
Dr. Elizabeth A. Peralta graduated from UC Irvine School of Medicine
Dr. Peralta graduated from UC Irvine School of Medicine in 1992. Dr. Peralta is a member of ACS.
- Medical school
- Board certified in surgery
Source: Dmand AI Professional Profile Data
Dr. Elizabeth A. Peralta accepts plans from 11 insurance carriers
Dr. Peralta is in network with 11 carriers, including Aetna, Elevance and United Healthcare. PPO plans come from the most carriers, 7. Check the plan with the practice before a visit.
- Aetna
- Elevance
- United Healthcare
- Blue Cross Blue Shield of Michigan
- HCSC
- Alliant Health Plans
- Blue Cross and Blue Shield of Kansas City
- CMS Medicare
- +3 more carriersWith a free account
Plan types Dr. Peralta accepts, by number of carriers
- PPO7
- HMO6
- EPO4
- Medicare4
- POS4
Source: Dmand AI Insurance Network Data
Sources for Dr. Elizabeth A. Peralta'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)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 |
| Clinical trials and co-investigators | Dmand AI Research LinkageClinicalTrials.gov (National Library of Medicine) (opens in a new tab) |
| 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. Elizabeth A. Peralta
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. Elizabeth A. Peralta's NPI number?
Dr. Elizabeth A. Peralta's NPI number is 1215918784. It was assigned on November 10, 2005, and it is active in the NPI Registry.
What kind of doctor is Dr. Elizabeth A. Peralta?
Dr. Elizabeth A. Peralta is a general surgeon in Santa Rosa, California. The primary specialty in the NPI Registry is Surgery Physician (taxonomy code 208600000X).
Where does Dr. Elizabeth A. Peralta practice?
Dr. Peralta practices at 34 Mark West Springs Road, Suite 100, Santa Rosa, CA 95403. Dr. Peralta's primary practice is Santa Rosa Surgery and Endoscopy Center in Santa Rosa, California. Dmand AI also links Dr. Peralta to 1 group practice or clinic.
What is Dr. Elizabeth A. Peralta's office phone number?
The practice phone on file for Dr. Peralta is (707) 541-3500.
What is Dr. Elizabeth A. Peralta's medical license number?
Dr. Peralta holds California license G83732, one of the licenses on file in 2 states.
Which states has Dr. Elizabeth A. Peralta been licensed in?
Dmand AI has state licenses on file for Dr. Peralta in California (1997 to 2027) and Illinois (2000 to 2014).
Which hospitals is Dr. Elizabeth A. Peralta affiliated with?
Dr. Peralta is affiliated with Sutter Santa Rosa Regional Hospital.
What medical group is Dr. Elizabeth A. Peralta part of?
Dr. Peralta is linked to Palo Alto Foundation Medical Group.
Does Dr. Elizabeth A. Peralta accept Medicare?
Yes. CMS data shows Dr. Peralta billed Medicare for 124 services in 2024, and Dr. Peralta accepts Medicare assignment.
How many Medicare patients does Dr. Elizabeth A. Peralta see?
CMS counts 70 Medicare patients who saw Dr. Peralta in 2024, with an average age of 72.
Show 9 more questionsShow fewer questions
Is Dr. Elizabeth A. Peralta board certified?
Yes. Dr. Peralta is board certified in surgery by the American Board of Surgery.
What services does Dr. Elizabeth A. Peralta bill to Medicare?
In 2024, Dr. Peralta's most billed Medicare services were office visit, established patient (99215), surgery: skin and soft tissue (19301) and office visit, established patient (99214).
Where did Dr. Elizabeth A. Peralta go to medical school?
Dr. Peralta graduated from UC Irvine School of Medicine in 1992.
What drugs does Dr. Elizabeth A. Peralta prescribe most?
In 2024 Medicare Part D data, Dr. Peralta's most prescribed drugs by claims were Oxycodone-Acetaminophen.
Has Dr. Elizabeth A. Peralta received payments from drug or device companies?
CMS Open Payments shows $465 in general payments to Dr. Peralta from 10 companies from 2016 to 2025. The largest total came from Tactile Systems Technology Inc.
How long has Dr. Elizabeth A. Peralta been practicing?
Dr. Peralta graduated from medical school in 1992, 34 years ago.
Does Dr. Elizabeth A. Peralta do research?
Dmand AI links 10 publications to Dr. Peralta, published from 2011 to 2014. Dr. Peralta has worked on 1 clinical trial.
Who does Dr. Elizabeth A. Peralta publish with?
Dr. Peralta's most frequent co-authors are Peter Angelos (1 shared paper), David Z. Chu, MD (1 shared paper) and Raul S. Coimbra, MD, PhD (1 shared paper).
What insurance does Dr. Elizabeth A. Peralta accept?
Dr. Peralta is in network with 11 carriers, including Aetna, Elevance and United Healthcare. PPO plans come from the most carriers, 7. Check the plan with the practice before a visit.
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