Dr. Michael A. Nunez, MD
- Medicare services, 2024
- 87
- Medicare patients, 2024
- 117
- Hospital affiliations
- 2
- Industry payments
- $264
- Medical group
- 1
- Practice address
- 1400 E Church St, Santa Maria, CA 93454
- Practice phone
- Call (805) 739-3100
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Find Dr. Nunez's professional email, personal email and mobile number
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Dr. Michael A. Nunez is an anesthesiologist in Santa Maria, California
Dr. Nunez practices at Dignity Health - Marian Regional Medical Center in Santa Maria, California, part of CommonSpirit Health.
Dr. Nunez's NPI, 1902874936, was assigned on March 8, 2006. Dr. Nunez holds Colorado license 41864.
- NPI
- 1902874936NPI Registry (opens in a new tab)
- Medicare PAC ID
- 8123209038
- NPI enumeration date
- March 8, 2006
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (805) 739-3100
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 62
- Medical school graduation
- 1990
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Michael A. Nunez practices at Dignity Health - Marian Regional Medical Center in Santa Maria, California
Dr. Nunez's primary practice is Dignity Health - Marian Regional Medical Center, at 1400 E Church St, Santa Maria, CA 93454 in Santa Barbara County. The practice phone is (805) 739-3100.
- Dignity Health - Marian Regional Medical Center1400 E Church St, Santa Maria, CA 93454 · Santa Barbara CountyPhone(805) 739-3100
Source: Dmand AI Affiliation Data
Dr. Michael A. Nunez is affiliated with 2 sites of care and 1 medical group
Dr. Nunez's primary practice is Dignity Health - Marian Regional Medical Center in Santa Maria, California, part of CommonSpirit Health. The medical group on file is Anesthesia Medical Group of Santa Maria. Dmand AI also links Dr. Nunez to 1 more hospital, named with a free account.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Michael A. Nunez's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Nunez practices, 2 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Dignity Health - Marian Regional Medical Center | Available with a free account |
| +1 more affiliated site | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Michael A. Nunez is one of 6,593 anesthesiologists in California
Anesthesiology is Dr. Nunez's primary specialty in the NPI Registry, under taxonomy code 207L00000X. Dr. Nunez is licensed in Colorado.
Specialties and state licenses
- Anesthesiology, ColoradoPrimary
Anesthesiologists near Dr. Nunez
Counts of anesthesiologists 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. Michael A. Nunez billed Medicare for 87 services in 2024
CMS data shows 87 Medicare services from Dr. Nunez across 6 procedure codes in 2024, for 117 Medicare patients. Medicare paid $12,757 for them. Every service was in a facility, such as a hospital, rather than an office.
Dr. Nunez's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Tests and treatments
- 2023: 02024: 27
- Anesthesia
- 2023: 492024: 2451%
- Surgery
- 2023: 132024: 2054%
- Imaging
- 2023: 142024: 1614%
Dr. Nunez compared with the California median for anesthesiologists, 2024
- Dr. Nunez
- California median
- Medicare services
- 87vs 7221% above
- Medicare patients
- 117vs 14318% below
Medians across 5,562 anesthesiologists in California with Dmand AI profiles that report each measure.
Dr. Nunez'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. Nunez?
Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Nunez and other anesthesiologists in California.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Michael A. Nunez treated 117 Medicare patients in 2024, average age 73
CMS counts 117 Medicare patients who saw Dr. Nunez in 2024. The largest group is 65 to 74, with 53 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 34% are also on Medicaid. Their average risk score is 1.25, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Dr. Nunez's median patient age at 43, with 64% women.
Dr. Nunez's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Dr. Nunez's Medicare patients by sex, 2024
- Women5244%
- Men6556%
Chronic conditions among Dr. Nunez's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Arthritis56%
- Diabetes44%
- Ischemic heart disease43%
- Mood disorders32%
- Chronic kidney disease31%
- Depression31%
Share of Medicare patients with each condition. A patient can have several.
Dr. Nunez's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 43
Patient panel by sex, all payers
- Women64%
- Men36%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
How Dr. Michael A. Nunez takes part in Medicare
Dr. Nunez accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Source: Doctors and Clinicians National Downloadable File (CMS)
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Dr. Michael A. Nunez received $264 in industry payments from 2016 to 2023
CMS Open Payments shows 5 general payments to Dr. Nunez from 3 drug and device companies from 2016 to 2023. Food and beverage make up the largest share, 85% of the total. Halyard Health, Inc. paid the most, $206.
General payments to Dr. Nunez by program year, 2016 to 2023
General payments to Dr. Nunez by kind, 2016 to 2023
- Food and beverage$22485%
- Education$4015%
Companies that paid Dr. Nunez the most, 2016 to 2023
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Sources for Dr. Michael A. Nunez'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) |
| MIPS scores, telehealth, assignment and procedure percentiles | Doctors and Clinicians National Downloadable File (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 Dr. Michael A. Nunez
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. Michael A. Nunez's NPI number?
Dr. Michael A. Nunez's NPI number is 1902874936. It was assigned on March 8, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Michael A. Nunez?
Dr. Michael A. Nunez is an anesthesiologist in Santa Maria, California. The primary specialty in the NPI Registry is Anesthesiology Physician (taxonomy code 207L00000X).
Where does Dr. Michael A. Nunez practice?
Dr. Nunez practices at 1400 E Church St, Santa Maria, CA 93454. Dr. Nunez's primary practice is Dignity Health - Marian Regional Medical Center in Santa Maria, California, part of CommonSpirit Health. Dmand AI also links Dr. Nunez to 1 hospital.
What is Dr. Michael A. Nunez's office phone number?
The practice phone on file for Dr. Nunez is (805) 739-3100.
What is Dr. Michael A. Nunez's medical license number?
Dr. Nunez holds Colorado license 41864.
Which hospitals is Dr. Michael A. Nunez affiliated with?
Dr. Nunez practices at Dignity Health - Marian Regional Medical Center in Santa Maria, California. Dmand AI links Dr. Nunez to 1 more hospital.
What medical group is Dr. Michael A. Nunez part of?
Dr. Nunez is linked to Anesthesia Medical Group of Santa Maria.
Does Dr. Michael A. Nunez accept Medicare?
Yes. CMS data shows Dr. Nunez billed Medicare for 87 services in 2024, and Dr. Nunez accepts Medicare assignment.
How many Medicare patients does Dr. Michael A. Nunez see?
CMS counts 117 Medicare patients who saw Dr. Nunez in 2024, with an average age of 73.
What services does Dr. Michael A. Nunez bill to Medicare?
In 2024, Dr. Nunez's most billed Medicare services were surgery: heart and blood vessels (36620), ultrasound (76937) and heart test or procedure (93503).
Has Dr. Michael A. Nunez received payments from drug or device companies?
CMS Open Payments shows $264 in general payments to Dr. Nunez from 3 companies from 2016 to 2023. The largest total came from Halyard Health, Inc.
How long has Dr. Michael A. Nunez been practicing?
Dr. Nunez graduated from medical school in 1990, 36 years ago.
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