Dr. Nani Gelvezon, DO
- Medicare services, 2024
- 495
- Medicare patients, 2024
- 89
- Part D claims, 2024
- 16
- Hospital affiliations
- 4
- Industry payments
- $8,730
- Practice address
- 600 N Garfield Ave, Monterey Park, CA 91754
- Practice phone
- Call (786) 266-8707
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Minimally Invasive Surgical Services, Inc., an Osteopathic Corporation
Monterey Park, California
Find Dr. Gelvezon'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. Nani Gelvezon is a general surgeon in Monterey Park, California
Dr. Gelvezon practices at Minimally Invasive Surgical Services, Inc., an Osteopathic Corporation in Monterey Park, California.
Dr. Gelvezon's NPI, 1134427594, was assigned on March 9, 2011. Dr. Gelvezon graduated from Kirksville College of Osteopathic Medicine in 2008. Dr. Gelvezon holds California license 20A11327.
- NPI
- 1134427594NPI Registry (opens in a new tab)
- Medicare PAC ID
- 3678898657
- NPI enumeration date
- March 9, 2011
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (786) 266-8707
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
- Estimated age
- 44
- Medical school graduation
- 2008
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Nani Gelvezon practices at Minimally Invasive Surgical Services, Inc., an Osteopathic Corporation in Monterey Park, California
Dr. Gelvezon's primary practice is Minimally Invasive Surgical Services, Inc., an Osteopathic Corporation, at 600 N Garfield Ave, Monterey Park, CA 91754 in Los Angeles County. The practice phone is (786) 266-8707.
- Minimally Invasive Surgical Services, Inc., an Osteopathic Corporation600 N Garfield Ave, Monterey Park, CA 91754 · Los Angeles CountyPhone(786) 266-8707
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Dr. Nani Gelvezon is affiliated with 6 sites of care and 1 medical group
Dr. Gelvezon's primary practice is Minimally Invasive Surgical Services, Inc., an Osteopathic Corporation in Monterey Park, California. Dr. Gelvezon is also affiliated with Adventist Health White Memorial. The medical group on file is Minimally Invasive Surgical Services. Dmand AI also links Dr. Gelvezon to 3 more hospitals and 1 group practice or clinic, 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. Nani Gelvezon's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Gelvezon practices, 5 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Minimally Invasive Surgical Services, Inc., an Osteopathic Corporation | 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. Nani Gelvezon is one of 2,926 general surgeons in California
Surgery is Dr. Gelvezon's primary specialty in the NPI Registry, under taxonomy code 208600000X. Dr. Gelvezon is board certified in surgery by the AOA Board of Surgery. Dmand AI has Dr. Gelvezon's licenses on file in 3 states: California, Illinois and Arizona.
Specialties and state licenses
- Surgery, CaliforniaPrimary
- Illinois license
- Arizona license
Clinical focus
Dmand AI lists colon removal, esophagus, stomach, or upper small intestine surgery, gallbladder removal and groin hernia surgery among the conditions Dr. Gelvezon treats.
General surgeons near Dr. Gelvezon
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. Nani Gelvezon billed Medicare for 495 services in 2024
CMS data shows 495 Medicare services from Dr. Gelvezon across 2 procedure codes in 2024, for 89 Medicare patients. Medicare paid $52,464 for them. Every service was in a facility, such as a hospital, rather than an office.
Dr. Gelvezon's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 4242024: 49517%
Dr. Gelvezon compared with the California median for general surgeons, 2024
- Dr. Gelvezon
- California median
- Medicare services
- 495vs 1663.0 times
- Medicare patients
- 89vs 12126% below
- Part D claims
- 12vs 3465% below
Medians across 2,606 general surgeons in California with Dmand AI profiles that report each measure.
Dr. Gelvezon'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. Gelvezon?
Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Gelvezon and other general surgeons in California.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Nani Gelvezon treated 89 Medicare patients in 2024, average age 73
CMS counts 89 Medicare patients who saw Dr. Gelvezon in 2024. The largest group is 65 to 74, with 25 patients. 75% of them have high blood pressure, and 71% have high cholesterol. Their average risk score is 3.79, 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. Gelvezon's median patient age at 54, with 58% women.
Dr. Gelvezon's Medicare patients by age, 2024
Dr. Gelvezon's Medicare patients by sex, 2024
- Women4247%
- Men4753%
Chronic conditions among Dr. Gelvezon's Medicare patients, 2024
- High blood pressure75%
- High cholesterol71%
- Diabetes65%
- Chronic kidney disease56%
- Ischemic heart disease48%
- Heart failure47%
- Arthritis46%
- Alzheimer's and dementia43%
Share of Medicare patients with each condition. A patient can have several.
Dr. Gelvezon's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 54
Patient panel by sex, all payers
- Women58%
- Men41%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Nani Gelvezon wrote 16 Medicare Part D claims in 2024
In 2024, Dr. Gelvezon wrote 16 Medicare Part D claims. 100% of them were for generic drugs. CMS names the drug for 12 of them, across 1 drug with 11 or more claims each, at $62 in total drug cost. In 2017, CMS named 13 claims across 1 drug.
Dr. Gelvezon's 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, 2017 to 2022
- 2017
- 2022
- Claims for drugs CMS names
- 2017: 132022: 128%
Drugs named by CMS: 1 in 2022, 1 in 2017.
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
How Dr. Nani Gelvezon takes part in Medicare
Dr. Gelvezon accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Removal of tissue: 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. Nani Gelvezon received $8,730 in industry payments from 2016 to 2025
CMS Open Payments shows 57 general payments to Dr. Gelvezon from 11 drug and device companies from 2016 to 2025. Education make up the largest share, 46% of the total. Intuitive Surgical, Inc. paid the most, $7,880. It also lists 1 research payment totaling $996 in 2016.
General payments to Dr. Gelvezon by program year, 2016 to 2025
General payments to Dr. Gelvezon by kind, 2016 to 2025
- Education$4,00046%
- Travel and lodging$2,86433%
- Food and beverage$1,76620%
- Consulting fees$1001%
Companies that paid Dr. Gelvezon 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. Nani Gelvezon graduated from Kirksville College of Osteopathic Medicine
Dr. Gelvezon graduated from Kirksville College of Osteopathic Medicine in 2008. Dr. Gelvezon is a member of AOA.
- Medical school
- Board certified in surgery
Source: Dmand AI Professional Profile Data
Dr. Nani Gelvezon accepts plans from 9 insurance carriers
Dr. Gelvezon is in network with 9 carriers, including Aetna, LA Care and Blue Cross Blue Shield of Massachusetts. Medicare plans come from the most carriers, 8. Check the plan with the practice before a visit.
- Aetna
- LA Care
- Blue Cross Blue Shield of Massachusetts
- Blue Cross Blue Shield of Michigan
- HCSC
- Regence Health Plans
- CMS Medicare
- Humana
- +1 more carriersWith a free account
Plan types Dr. Gelvezon accepts, by number of carriers
- Medicare8
- PPO5
- HMO3
- EPO1
- Medicaid1
- POS1
Source: Dmand AI Insurance Network Data
Sources for Dr. Nani Gelvezon'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) |
| 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. Nani Gelvezon
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. Nani Gelvezon's NPI number?
Dr. Nani Gelvezon's NPI number is 1134427594. It was assigned on March 9, 2011, and it is active in the NPI Registry.
What kind of doctor is Dr. Nani Gelvezon?
Dr. Nani Gelvezon is a general surgeon in Monterey Park, California. The primary specialty in the NPI Registry is Surgery Physician (taxonomy code 208600000X).
Where does Dr. Nani Gelvezon practice?
Dr. Gelvezon practices at 600 N Garfield Ave, Monterey Park, CA 91754. Dr. Gelvezon's primary practice is Minimally Invasive Surgical Services, Inc., an Osteopathic Corporation in Monterey Park, California. Dmand AI also links Dr. Gelvezon to 3 hospitals and 1 group practice or clinic.
What is Dr. Nani Gelvezon's office phone number?
The practice phone on file for Dr. Gelvezon is (786) 266-8707.
What is Dr. Nani Gelvezon's medical license number?
Dr. Gelvezon holds California license 20A11327, one of the licenses on file in 3 states.
Which states has Dr. Nani Gelvezon been licensed in?
Dmand AI has state licenses on file for Dr. Gelvezon in California (2010 to 2026), Illinois (2014 to 2020) and Arizona (2008 to 2009).
Which hospitals is Dr. Nani Gelvezon affiliated with?
Dr. Gelvezon is affiliated with Adventist Health White Memorial. Dmand AI links Dr. Gelvezon to 3 more hospitals.
What medical group is Dr. Nani Gelvezon part of?
Dr. Gelvezon is linked to Minimally Invasive Surgical Services.
Does Dr. Nani Gelvezon accept Medicare?
Yes. CMS data shows Dr. Gelvezon billed Medicare for 495 services in 2024, and Dr. Gelvezon accepts Medicare assignment.
How many Medicare patients does Dr. Nani Gelvezon see?
CMS counts 89 Medicare patients who saw Dr. Gelvezon in 2024, with an average age of 73.
Show 7 more questionsShow fewer questions
Is Dr. Nani Gelvezon board certified?
Yes. Dr. Gelvezon is board certified in surgery by the AOA Board of Surgery.
What services does Dr. Nani Gelvezon bill to Medicare?
In 2024, Dr. Gelvezon's most billed Medicare services were hospital inpatient care (99233) and hospital inpatient care (99223).
Where did Dr. Nani Gelvezon go to medical school?
Dr. Gelvezon graduated from Kirksville College of Osteopathic Medicine in 2008.
What drugs does Dr. Nani Gelvezon prescribe most?
In 2022 Medicare Part D data, Dr. Gelvezon's most prescribed drugs by claims were Hydrocodone-Acetaminophen.
Has Dr. Nani Gelvezon received payments from drug or device companies?
CMS Open Payments shows $8,730 in general payments to Dr. Gelvezon from 11 companies from 2016 to 2025. The largest total came from Intuitive Surgical, Inc.
How long has Dr. Nani Gelvezon been practicing?
Dr. Gelvezon graduated from medical school in 2008, 18 years ago.
What insurance does Dr. Nani Gelvezon accept?
Dr. Gelvezon is in network with 9 carriers, including Aetna, LA Care and Blue Cross Blue Shield of Massachusetts. Medicare plans come from the most carriers, 8. Check the plan with the practice before a visit.
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