Marissa Manansala Aranzaso, ARNP
- Medicare services, 2024
- 143
- Medicare patients, 2024
- 105
- Part D claims, 2024
- 193
- MIPS score, 2024
- 85
- Hospital affiliations
- 1
- Practice address
- 100 Wilson Rd, Monterey, CA 93940
- Practice phone
- Call (831) 422-7777
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Doctors on Duty
Urgent Care Center · Monterey, California
Find Marissa Aranzaso'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.
Marissa Manansala Aranzaso is a family nurse practitioner in Monterey, California
Marissa Aranzaso practices at Doctors on Duty in Monterey, California.
Marissa Aranzaso's NPI, 1730684655, was assigned on March 25, 2018. Marissa Aranzaso holds Florida license 9294713.
- NPI
- 1730684655NPI Registry (opens in a new tab)
- Medicare PAC ID
- 9739411224
- NPI enumeration date
- March 25, 2018
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (831) 422-7777
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
- Estimated age
- 35
- Medical school graduation
- 2017
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Marissa Manansala Aranzaso practices at Doctors on Duty in Monterey, California
Marissa Aranzaso's primary practice is Doctors on Duty, at 100 Wilson Rd, Monterey, CA 93940. The practice phone is (831) 422-7777.
- Doctors on Duty100 Wilson Rd, Monterey, CA 93940Phone(831) 422-7777
Source: Dmand AI Affiliation Data
Marissa Manansala Aranzaso is affiliated with 4 sites of care and 3 medical groups
Marissa Aranzaso's primary practice is Doctors on Duty in Monterey, California. Marissa Aranzaso is also affiliated with Salinas Valley Health Medical Center. The medical group on file is Doctors on Duty Medical Clinics. Dmand AI also links Marissa Aranzaso to 2 more group practices and clinics and 2 medical groups, each named with a free account. Marissa Aranzaso's employer is on file too: an urgent care center.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Marissa Manansala Aranzaso's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Marissa Aranzaso practices, 4 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Doctors on Duty | Available with a free account |
| +3 more sites and 2 medical groups | Available with a free account |
Source: Dmand AI Technology Install Data
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Marissa Manansala Aranzaso is one of 13,532 family nurse practitioners in California
Family is Marissa Aranzaso's primary specialty in the NPI Registry, under taxonomy code 363LF0000X. Marissa Aranzaso is licensed in Florida.
Specialties and state licenses
- Family nurse practitioner, FloridaPrimary
Family nurse practitioners near Marissa Aranzaso
Counts of family nurse practitioners 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
Marissa Manansala Aranzaso billed Medicare for 143 services in 2024
CMS data shows 143 Medicare services from Marissa Aranzaso across 5 procedure codes in 2024, for 105 Medicare patients. Medicare paid $10,138 for them. Every service was in an office.
Marissa Aranzaso's Medicare services by type, 2024
- Office and hospital visits102
- Lab and pathology41
Marissa Aranzaso compared with the California median for family nurse practitioners, 2024
- Marissa Aranzaso
- California median
- Medicare services
- 143vs 23439% below
- Medicare patients
- 105vs 9017% above
- Part D claims
- 57vs 36084% below
Medians across 6,382 family nurse practitioners in California with Dmand AI profiles that report each measure.
Marissa Aranzaso'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
Marissa Manansala Aranzaso treated 105 Medicare patients in 2024, average age 72
CMS counts 105 Medicare patients who saw Marissa Aranzaso in 2024. The largest group is 65 to 74, with 48 patients. 72% of them have high blood pressure, and 70% have high cholesterol. 39% are also on Medicaid. Their average risk score is 1.07, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Marissa Aranzaso's median patient age at 40, with 60% women.
Marissa Aranzaso's Medicare patients by age, 2024
Marissa Aranzaso's Medicare patients by sex, 2024
- Women7269%
- Men3331%
Chronic conditions among Marissa Aranzaso's Medicare patients, 2024
- High blood pressure72%
- High cholesterol70%
- Diabetes32%
- Arthritis30%
- Anxiety26%
- Mood disorders21%
- Depression18%
- Chronic kidney disease17%
Share of Medicare patients with each condition. A patient can have several.
Marissa Aranzaso's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 40
Patient panel by sex, all payers
- Women60%
- Men40%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Marissa Manansala Aranzaso wrote 193 Medicare Part D claims in 2024
In 2024, Marissa Aranzaso wrote 193 Medicare Part D claims for 99 patients. 94% of them were for generic drugs. CMS names the drug for 57 of them, across 3 drugs with 11 or more claims each, at $203 in total drug cost.
Marissa Aranzaso's Part D claims by kind of drug, 2024
- Generic182 claims94%
- Brand-name11 claims6%
Marissa Aranzaso'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 Marissa Aranzaso's Part D claims, 2024
- Antibiotics24%46 of 193 claims
Share of all Part D claims for each drug class CMS reports on. Classes with no claims are left out.
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
Marissa Manansala Aranzaso scored 85 out of 100 in Medicare's MIPS program for 2024
CMS publishes a Merit-based Incentive Payment System (MIPS) score of 85 out of 100 for Marissa Aranzaso for performance year 2024, reported as part of a group. Marissa Aranzaso accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Marissa Aranzaso's MIPS scores, performance year 2024
- 85of 100Final score
- 67.2of 100Quality
- 100of 100Promoting Interoperability
- 40of 100Improvement Activities
- 68of 100Cost
Each score is out of 100. The final score weighs the categories CMS scored for this clinician.
Sources: Doctors and Clinicians National Downloadable File (CMS); and Clinician Public Reporting: Overall MIPS Performance (CMS), 2024 data, released September 10, 2026
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Marissa Manansala Aranzaso received $110 in industry payments from 2024 to 2025
CMS Open Payments shows 5 general payments to Marissa Aranzaso from 5 drug and device companies from 2024 to 2025. Food and beverage make up the largest share, 100% of the total. Merck Sharp & Dohme Corporation paid the most, $26.
General payments to Marissa Aranzaso by program year, 2024 to 2025
Companies that paid Marissa Aranzaso the most, 2024 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Sources for Marissa Manansala Aranzaso'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)Clinician Public Reporting: Overall MIPS Performance (CMS) (opens in a new tab) |
| Industry payments | Open Payments (CMS) (opens in a new tab) |
| 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 Marissa Manansala Aranzaso
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Marissa Manansala Aranzaso's NPI number?
Marissa Manansala Aranzaso's NPI number is 1730684655. It was assigned on March 25, 2018, and it is active in the NPI Registry.
What does Marissa Manansala Aranzaso specialize in?
Marissa Manansala Aranzaso is a family nurse practitioner in Monterey, California. The primary specialty in the NPI Registry is Family Nurse Practitioner (taxonomy code 363LF0000X).
Where does Marissa Manansala Aranzaso practice?
Marissa Aranzaso practices at 100 Wilson Rd, Monterey, CA 93940. Marissa Aranzaso's primary practice is Doctors on Duty in Monterey, California. Dmand AI also links Marissa Aranzaso to 2 group practices and clinics and 2 medical groups.
What is Marissa Manansala Aranzaso's office phone number?
The practice phone on file for Marissa Aranzaso is (831) 422-7777.
What is Marissa Manansala Aranzaso's medical license number?
Marissa Aranzaso holds Florida license 9294713.
Which hospitals is Marissa Manansala Aranzaso affiliated with?
Marissa Aranzaso is affiliated with Salinas Valley Health Medical Center.
What medical group is Marissa Manansala Aranzaso part of?
Marissa Aranzaso is linked to Doctors on Duty Medical Clinics. Dmand AI links Marissa Aranzaso to 2 more medical groups.
Does Marissa Manansala Aranzaso accept Medicare?
Yes. CMS data shows Marissa Aranzaso billed Medicare for 143 services in 2024, and Marissa Aranzaso accepts Medicare assignment.
What is Marissa Manansala Aranzaso's MIPS score?
Marissa Aranzaso's MIPS final score for performance year 2024 is 85 out of 100, reported as part of a group.
How many Medicare patients does Marissa Manansala Aranzaso see?
CMS counts 105 Medicare patients who saw Marissa Aranzaso in 2024, with an average age of 72.
Show 4 more questionsShow fewer questions
What services does Marissa Manansala Aranzaso bill to Medicare?
In 2024, Marissa Aranzaso's most billed Medicare services were office visit, established patient (99214), office visit, new patient (99204) and office visit, established patient (99213).
What drugs does Marissa Manansala Aranzaso prescribe most?
In 2024 Medicare Part D data, Marissa Aranzaso's most prescribed drugs by claims were Prednisone, Baclofen and Sulfamethoxazole-Trimethoprim.
Has Marissa Manansala Aranzaso received payments from drug or device companies?
CMS Open Payments shows $110 in general payments to Marissa Aranzaso from 5 companies from 2024 to 2025. The largest total came from Merck Sharp & Dohme Corporation.
How long has Marissa Manansala Aranzaso been practicing?
Marissa Aranzaso graduated from medical school in 2017, 9 years ago.
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