Cholecystectomy, LaparoscopicClinical CompetenceComputer Simulation
Dr. Aldo T. Gamarra, MD
NPI1952549156PAC ID7315263522
- Medicare services, 2024
- 75
- Medicare patients, 2024
- 76
- Part D claims, 2024
- 87
- Publications
- 1
- Hospital affiliations
- 2
- Practice address
- 1658 W Avenue J, Lancaster, CA 93534
- Practice phone
- Call (661) 579-6088
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Gamarra Aldo Office
Physician office · Lancaster, California
Find Dr. Gamarra's professional email, personal email and mobile number
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Dr. Aldo T. Gamarra is a general surgeon in Lancaster, California
Dr. Gamarra practices at Gamarra Aldo Office in Lancaster, California.
Dr. Gamarra's NPI, 1952549156, was assigned on January 26, 2009. Dr. Gamarra graduated from Albany Medical College of Union University in 2007. Dr. Gamarra holds California license A126754.
NPI and contact details
- NPI
- 1952549156NPI Registry (opens in a new tab)
- Medicare PAC ID
- 7315263522
- NPI enumeration date
- January 26, 2009
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (661) 579-6088
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 45
- Medical school graduation
- 2007
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Aldo T. Gamarra practices at Gamarra Aldo Office in Lancaster, California
Dr. Gamarra's primary practice is Gamarra Aldo Office, at 1658 W Avenue J, Lancaster, CA 93534. The practice phone is (661) 579-6088.
- Gamarra Aldo Office1658 W Avenue J, Lancaster, CA 93534Phone(661) 579-6088
Source: Dmand AI Affiliation Data
Dr. Aldo T. Gamarra is affiliated with 3 sites of care and 2 medical groups
Dr. Gamarra's primary practice is Gamarra Aldo Office in Lancaster, California. Dr. Gamarra is also affiliated with Antelope Valley Medical Center. The medical group on file is Monument Health Rapid City Hospital. Dmand AI also links Dr. Gamarra to 1 more hospital and 1 medical group, each named with a free account.
Gamarra Aldo OfficePrimary
Source: Dmand AI Affiliation Data
Dmand AI tracks the EHR system at Dr. Aldo T. Gamarra's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Gamarra practices, 3 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Gamarra Aldo Office | Available with a free account |
| +2 more sites and 1 medical group | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Aldo T. Gamarra is one of 2,926 general surgeons in California
Surgery is Dr. Gamarra's primary specialty in the NPI Registry, under taxonomy code 208600000X. Dr. Gamarra is licensed in California.
Specialties and state licenses
- Surgery, CaliforniaPrimary
General surgeons near Dr. Gamarra
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. Aldo T. Gamarra billed Medicare for 75 services in 2024
CMS data shows 75 Medicare services from Dr. Gamarra across 3 procedure codes in 2024, for 76 Medicare patients. Medicare paid $8,224 for them.
Medicare services, 202475
Medicare patients76
Paid by Medicare$8,224
Procedure codes3
Dr. Gamarra's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 1252024: 7540%
Where Dr. Gamarra's Medicare services took place, 2024
- In an office5573%
- In a facility2027%
Dr. Gamarra compared with the California median for general surgeons, 2024
- Dr. Gamarra
- California median
- Medicare services
- 75vs 16655% below
- Medicare patients
- 76vs 12137% below
- Part D claims
- 34vs 34Close to median
Medians across 2,606 general surgeons in California with Dmand AI profiles that report each measure.
Dr. Gamarra'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. Gamarra and other general surgeons in California.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Aldo T. Gamarra treated 76 Medicare patients in 2024, average age 70
CMS counts 76 Medicare patients who saw Dr. Gamarra in 2024. The largest group is 65 to 74, with 30 patients. 75% of them have high blood pressure, and 70% have high cholesterol. 63% are also on Medicaid. Their average risk score is 2.18, 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. Gamarra's median patient age at 50, with 56% women.
Medicare patients, 202476
Average age70
Average risk score2.18
Also on Medicaid63%
Dr. Gamarra's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Dr. Gamarra's Medicare patients by sex, 2024
- Women3850%
- Men3850%
Chronic conditions among Dr. Gamarra's Medicare patients, 2024
- High blood pressure75%
- High cholesterol70%
- Arthritis59%
- Diabetes45%
- COPD33%
- Ischemic heart disease30%
- Heart failure29%
- Chronic kidney disease28%
Share of Medicare patients with each condition. A patient can have several.
Dr. Gamarra's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 50
Patient panel by sex, all payers
- Women56%
- Men44%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Aldo T. Gamarra wrote 87 Medicare Part D claims in 2024
In 2024, Dr. Gamarra wrote 87 Medicare Part D claims for 46 patients. 77% of them were for generic drugs. CMS names the drug for 34 of them, across 2 drugs with 11 or more claims each, at $196 in total drug cost. In 2023, CMS named 45 claims across 3 drugs.
Part D claims, 202487
Drugs named by CMS2
Total drug cost$196
Part D patients46
Dr. Gamarra's Part D claims by kind of drug, 2024
- Generic67 claims77%
- Brand-name20 claims23%
Dr. Gamarra'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. Gamarra's Part D claims, 2024
- Opioids32%28 of 87 claims
- Antibiotics32%28 of 87 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: 452024: 3424%
Drugs named by CMS: 2 in 2024, 3 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. Aldo T. Gamarra ranks in the 87th percentile for removal of tissue in Medicare
Dr. Gamarra accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS counts 123 procedures of removal of tissue by Dr. Gamarra, more than 87% of the clinicians it reports for that procedure.
- Accepts Medicare assignment
- Yes
Where Dr. Gamarra ranks in Medicare procedure volume
- Removal of tissue
- 87th percentile123 procedures
CMS ranks each clinician against every clinician it reports for the same procedure category.
Colonoscopy: 1 to 10 procedures (CMS shows small counts as a range)
Hernia repair (minimally invasive): 1 to 10 procedures (CMS shows small counts as a range)
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)
Sources: Doctors and Clinicians National Downloadable File (CMS); and Doctors and Clinicians Utilization Data (CMS)
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Dr. Aldo T. Gamarra has 1 publication on record
Dmand AI links 1 paper to Dr. Gamarra. Dr. Gamarra's most frequent co-authors are Basem Nady Azab, MD and Scott William Bloom, MD.
Papers1
Dr. Gamarra's most frequent co-authors
Recent publications by Dr. Gamarra
See who Dr. Gamarra researches with
Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Gamarra 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. Aldo T. Gamarra received $11,112 in industry payments from 2017 to 2025
CMS Open Payments shows 113 general payments to Dr. Gamarra from 15 drug and device companies from 2017 to 2025. Food and beverage make up the largest share, 38% of the total. Intuitive Surgical, Inc. paid the most, $5,133.
General payments to Dr. Gamarra by program year, 2017 to 2025
General payments to Dr. Gamarra by kind, 2017 to 2025
$11.1Kin total
- Food and beverage$4,24638%
- Travel and lodging$3,60732%
- Education$3,25029%
- Entertainment$80%
Companies that paid Dr. Gamarra the most, 2017 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Aldo T. Gamarra graduated from Albany Medical College of Union University
Dr. Gamarra graduated from Albany Medical College of Union University in 2007.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Aldo T. Gamarra'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 |
| 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. Aldo T. Gamarra
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. Aldo T. Gamarra's NPI number?
Dr. Aldo T. Gamarra's NPI number is 1952549156. It was assigned on January 26, 2009, and it is active in the NPI Registry.
What kind of doctor is Dr. Aldo T. Gamarra?
Dr. Aldo T. Gamarra is a general surgeon in Lancaster, California. The primary specialty in the NPI Registry is Surgery Physician (taxonomy code 208600000X).
Where does Dr. Aldo T. Gamarra practice?
Dr. Gamarra practices at 1658 W Avenue J, Lancaster, CA 93534. Dr. Gamarra's primary practice is Gamarra Aldo Office in Lancaster, California. Dmand AI also links Dr. Gamarra to 1 hospital and 1 medical group.
What is Dr. Aldo T. Gamarra's office phone number?
The practice phone on file for Dr. Gamarra is (661) 579-6088.
What is Dr. Aldo T. Gamarra's medical license number?
Dr. Gamarra holds California license A126754.
Which hospitals is Dr. Aldo T. Gamarra affiliated with?
Dr. Gamarra is affiliated with Antelope Valley Medical Center. Dmand AI links Dr. Gamarra to 1 more hospital.
What medical group is Dr. Aldo T. Gamarra part of?
Dr. Gamarra is linked to Monument Health Rapid City Hospital. Dmand AI links Dr. Gamarra to 1 more medical group.
Does Dr. Aldo T. Gamarra accept Medicare?
Yes. CMS data shows Dr. Gamarra billed Medicare for 75 services in 2024, and Dr. Gamarra accepts Medicare assignment.
How many Medicare patients does Dr. Aldo T. Gamarra see?
CMS counts 76 Medicare patients who saw Dr. Gamarra in 2024, with an average age of 70.
What services does Dr. Aldo T. Gamarra bill to Medicare?
In 2024, Dr. Gamarra's most billed Medicare services were office visit, established patient (99214), office visit, new patient (99204) and hospital inpatient care (99223).
Show 6 more questionsShow fewer questions
Where did Dr. Aldo T. Gamarra go to medical school?
Dr. Gamarra graduated from Albany Medical College of Union University in 2007.
What drugs does Dr. Aldo T. Gamarra prescribe most?
In 2024 Medicare Part D data, Dr. Gamarra's most prescribed drugs by claims were Tramadol HCl and Ssd.
Has Dr. Aldo T. Gamarra received payments from drug or device companies?
CMS Open Payments shows $11,112 in general payments to Dr. Gamarra from 15 companies from 2017 to 2025. The largest total came from Intuitive Surgical, Inc.
How long has Dr. Aldo T. Gamarra been practicing?
Dr. Gamarra graduated from medical school in 2007, 19 years ago.
Does Dr. Aldo T. Gamarra do research?
Dmand AI links 1 publication to Dr. Gamarra.
Who does Dr. Aldo T. Gamarra publish with?
Dr. Gamarra's most frequent co-authors are Basem Nady Azab, MD (1 shared paper) and Scott William Bloom, MD (1 shared paper).
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