Dr. Jason James Marengo, MD
- Medicare services, 2024
- 293
- Medicare patients, 2024
- 121
- Part D claims, 2024
- 136
- Hospital affiliations
- 2
- Industry payments
- $5,646
- Practice address
- 1200 B Gale Wilson Blvd, Fairfield, CA 94533
- Practice phone
- Call (707) 646-5000
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Marengo'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. Jason James Marengo is a plastic surgeon in Fairfield, California
Dr. Marengo practices at NorthBay Medical Center in Fairfield, California, part of NorthBay Healthcare.
Dr. Marengo's NPI, 1437311974, was assigned on June 26, 2008. Dr. Marengo graduated from Keck School of Medicine of USC in 2001. Dr. Marengo holds California license A82346.
- NPI
- 1437311974NPI Registry (opens in a new tab)
- Medicare PAC ID
- 4981666542
- NPI enumeration date
- June 26, 2008
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
- Practice phone
- (707) 646-5000
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 51
- Medical school graduation
- 2001
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Jason James Marengo practices at NorthBay Medical Center in Fairfield, California
Dr. Marengo's primary practice is NorthBay Medical Center, at 1200 B Gale Wilson Blvd, Fairfield, CA 94533 in Solano County. The practice phone is (707) 646-5000.
- NorthBay Medical Center1200 B Gale Wilson Blvd, Fairfield, CA 94533 · Solano CountyPhone(707) 646-5000
Source: Dmand AI Affiliation Data
Dr. Jason James Marengo is affiliated with 6 sites of care and 3 medical groups
Dr. Marengo's primary practice is NorthBay Medical Center in Fairfield, California, part of NorthBay Healthcare. Dr. Marengo is also affiliated with Sutter Medical Center, Sacramento. The medical group on file is NorthBay Medical Center. Dmand AI also links Dr. Marengo to 3 more group practices and clinics, 2 medical groups and 1 home health agency, each named with a free account.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Jason James Marengo's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Marengo practices, 6 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| NorthBay Medical Center | Available with a free account |
| +5 more sites and 2 medical groups | Available with a free account |
Source: Dmand AI Technology Install Data
For health IT teams
Dmand AI maps EHR vendors, IT decision makers and buying committees across NorthBay Healthcare and 6.2K+ hospitals, with verified contacts in the same login.
Dr. Jason James Marengo is one of 778 plastic surgeons in California
Plastic surgery is Dr. Marengo's primary specialty in the NPI Registry, under taxonomy code 208200000X. Dr. Marengo is board certified in plastic surgery by the American Board of Plastic Surgery. Dmand AI has Dr. Marengo's licenses on file in 2 states: California and Utah.
Specialties and state licenses
- Plastic surgery, CaliforniaPrimary
- Utah license
Clinical focus
Dmand AI lists breast reconstruction, cancerous skin growth removal, chronic skin ulcer, head wound and removal of damaged skin or skin graft among the conditions Dr. Marengo treats.
Plastic surgeons near Dr. Marengo
Counts of plastic 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. Jason James Marengo billed Medicare for 293 services in 2024
CMS data shows 293 Medicare services from Dr. Marengo across 8 procedure codes in 2024, for 121 Medicare patients. Medicare paid $40,897 for them.
Dr. Marengo's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 3252024: 25322%
- Surgery
- 2023: 112024: 40264%
- Imaging
- 2023: 112024: 0100%
Where Dr. Marengo's Medicare services took place, 2024
- In an office10636%
- In a facility18764%
Dr. Marengo compared with the California median for plastic surgeons, 2024
- Dr. Marengo
- California median
- Medicare services
- 293vs 585.1 times
- Medicare patients
- 121vs 592.1 times
- Part D claims
- 91vs 263.5 times
Medians across 622 plastic surgeons in California with Dmand AI profiles that report each measure.
Dr. Marengo'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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Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Jason James Marengo treated 121 Medicare patients in 2024, average age 71
CMS counts 121 Medicare patients who saw Dr. Marengo in 2024. The largest group is 65 to 74, with 52 patients. 74% of them have high blood pressure, and 74% have high cholesterol. 45% are also on Medicaid. Their average risk score is 1.87, 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. Marengo's median patient age at 52, with 79% women.
Dr. Marengo's Medicare patients by age, 2024
Dr. Marengo's Medicare patients by sex, 2024
- Women10083%
- Men2117%
Chronic conditions among Dr. Marengo's Medicare patients, 2024
- High blood pressure74%
- High cholesterol74%
- Arthritis51%
- Diabetes40%
- Cancer39%
- Mood disorders37%
- Depression33%
- Chronic kidney disease27%
Share of Medicare patients with each condition. A patient can have several.
Dr. Marengo's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 52
Patient panel by sex, all payers
- Women79%
- Men19%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Jason James Marengo wrote 136 Medicare Part D claims in 2024
In 2024, Dr. Marengo wrote 136 Medicare Part D claims for 45 patients. 100% of them were for generic drugs. CMS names the drug for 91 of them, across 3 drugs with 11 or more claims each, at $932 in total drug cost. In 2023, CMS named 104 claims across 4 drugs.
Dr. Marengo'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. Marengo's Part D claims, 2024
- Opioids28%38 of 136 claims
- Antibiotics21%29 of 136 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: 1042024: 9113%
Drugs named by CMS: 3 in 2024, 4 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. Jason James Marengo ranks in the 93rd percentile for mastectomy in Medicare
Dr. Marengo accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Dr. Marengo as offering telehealth. CMS counts 45 procedures of mastectomy by Dr. Marengo, more than 93% of the clinicians it reports for that procedure.
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
Where Dr. Marengo ranks in Medicare procedure volume
- Mastectomy
- 93rd percentile45 procedures
- Melanoma (skin cancer) excision
- 76th percentile22 procedures
CMS ranks each clinician against every clinician it reports for the same procedure category.
Removal of skin lesions: 1 to 10 procedures (CMS shows small counts as a range)
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. Jason James Marengo received $5,646 in industry payments from 2016 to 2025
CMS Open Payments shows 62 general payments to Dr. Marengo from 29 drug and device companies from 2016 to 2025. Travel and lodging make up the largest share, 34% of the total. Surgalign Spine Technologies, Inc. paid the most, $3,182.
General payments to Dr. Marengo by program year, 2016 to 2025
General payments to Dr. Marengo by kind, 2016 to 2025
- Travel and lodging$1,94434%
- Food and beverage$1,89334%
- Consulting fees$1,50027%
- Education$3105%
Companies that paid Dr. Marengo 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. Jason James Marengo graduated from Keck School of Medicine of USC
Dr. Marengo graduated from Keck School of Medicine of USC in 2001.
- Medical school
- Board certified in plastic surgery
- Board certified in surgery
Source: Dmand AI Professional Profile Data
Dr. Jason James Marengo accepts plans from 14 insurance carriers
Dr. Marengo is in network with 14 carriers, including Aetna, Blue Cross Blue Shield of Michigan and United Healthcare. PPO plans come from the most carriers, 9. Check the plan with the practice before a visit.
- Aetna
- Blue Cross Blue Shield of Michigan
- United Healthcare
- Elevance
- HCSC
- Blue Cross Blue Shield of Massachusetts
- Regence Health Plans
- Alliant Health Plans
- +6 more carriersWith a free account
Plan types Dr. Marengo accepts, by number of carriers
- PPO9
- Medicare8
- HMO6
- EPO4
- POS3
Source: Dmand AI Insurance Network Data
Sources for Dr. Jason James Marengo'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) |
| 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. Jason James Marengo
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. Jason James Marengo's NPI number?
Dr. Jason James Marengo's NPI number is 1437311974. It was assigned on June 26, 2008, and it is active in the NPI Registry.
What kind of doctor is Dr. Jason James Marengo?
Dr. Jason James Marengo is a plastic surgeon in Fairfield, California. The primary specialty in the NPI Registry is Plastic Surgery Physician (taxonomy code 208200000X).
Where does Dr. Jason James Marengo practice?
Dr. Marengo practices at 1200 B Gale Wilson Blvd, Fairfield, CA 94533. Dr. Marengo's primary practice is NorthBay Medical Center in Fairfield, California, part of NorthBay Healthcare. Dmand AI also links Dr. Marengo to 3 group practices and clinics, 2 medical groups and 1 home health agency.
What is Dr. Jason James Marengo's office phone number?
The practice phone on file for Dr. Marengo is (707) 646-5000.
What is Dr. Jason James Marengo's medical license number?
Dr. Marengo holds California license A82346, one of the licenses on file in 2 states.
Which states has Dr. Jason James Marengo been licensed in?
Dmand AI has state licenses on file for Dr. Marengo in California (2003 to 2027) and Utah (2009 to 2012).
Which hospitals is Dr. Jason James Marengo affiliated with?
Dr. Marengo practices at NorthBay Medical Center in Fairfield, California. Dr. Marengo is also affiliated with Sutter Medical Center, Sacramento.
What medical group is Dr. Jason James Marengo part of?
Dr. Marengo is linked to NorthBay Medical Center. Dmand AI links Dr. Marengo to 2 more medical groups.
Does Dr. Jason James Marengo accept Medicare?
Yes. CMS data shows Dr. Marengo billed Medicare for 293 services in 2024, and Dr. Marengo accepts Medicare assignment.
Does Dr. Jason James Marengo offer telehealth?
Yes. The CMS Doctors and Clinicians file lists Dr. Marengo as offering telehealth services.
Show 8 more questionsShow fewer questions
How many Medicare patients does Dr. Jason James Marengo see?
CMS counts 121 Medicare patients who saw Dr. Marengo in 2024, with an average age of 71.
Is Dr. Jason James Marengo board certified?
Yes. Dr. Marengo is board certified in plastic surgery by the American Board of Plastic Surgery.
What services does Dr. Jason James Marengo bill to Medicare?
In 2024, Dr. Marengo's most billed Medicare services were office visit, established patient (99214), office visit, new patient (99205) and office visit, established patient (99215).
Where did Dr. Jason James Marengo go to medical school?
Dr. Marengo graduated from Keck School of Medicine of USC in 2001.
What drugs does Dr. Jason James Marengo prescribe most?
In 2024 Medicare Part D data, Dr. Marengo's most prescribed drugs by claims were Hydrocodone-Acetaminophen, Ondansetron ODT and Ibuprofen.
Has Dr. Jason James Marengo received payments from drug or device companies?
CMS Open Payments shows $5,646 in general payments to Dr. Marengo from 29 companies from 2016 to 2025. The largest total came from Surgalign Spine Technologies, Inc.
How long has Dr. Jason James Marengo been practicing?
Dr. Marengo graduated from medical school in 2001, 25 years ago.
What insurance does Dr. Jason James Marengo accept?
Dr. Marengo is in network with 14 carriers, including Aetna, Blue Cross Blue Shield of Michigan and United Healthcare. PPO plans come from the most carriers, 9. Check the plan with the practice before a visit.
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