James Patrick Ennen

  • Santa Cruz, CA
  • Anesthesiologist
NPI1639676331PAC ID3678822459
Medicare services, 2024
255
Medicare patients, 2024
243
Publications
2
Hospital affiliations
2
Medical group
1
Practice address
1555 Soquel Drive, Santa Cruz, CA 95065
Practice phone
Call (831) 462-7700
Professional email
Get professional email
Personal email
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Mobile number
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Social profiles

Primary practice

Dignity Health - Dominican Hospital

Hospital · Santa Cruz, California

See all 3 affiliations

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James Patrick Ennen is an anesthesiologist in Santa Cruz, California

James Ennen practices at Dignity Health - Dominican Hospital in Santa Cruz, California, part of CommonSpirit Health.

James Ennen's NPI, 1639676331, was assigned on April 9, 2018. James Ennen graduated from University of Miami, Miller School of Medicine in 2018. James Ennen's Florida license number on file is ME157168.

NPI and contact details
Medicare PAC ID
3678822459
NPI enumeration date
April 9, 2018
NPI status
Active
Accepts Medicare assignment
Yes
Practice phone
(831) 462-7700
Professional email
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Personal email
Get email
Mobile number
Get number
Sex
Male
Estimated age
34
Medical school graduation
2018

Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)

James Patrick Ennen practices at Dignity Health - Dominican Hospital in Santa Cruz, California

James Ennen's primary practice is Dignity Health - Dominican Hospital, at 1555 Soquel Drive, Santa Cruz, CA 95065 in Santa Cruz County. The practice phone is (831) 462-7700.

Source: Dmand AI Affiliation Data

James Patrick Ennen is affiliated with 2 sites of care and 1 medical group

James Ennen's primary practice is Dignity Health - Dominican Hospital in Santa Cruz, California, part of CommonSpirit Health. The medical group on file is Anesthesia Medical Group of Santa Cruz. Dmand AI also links James Ennen to 1 more hospital, named with a free account.

See all 3 affiliations for James Ennen

Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data

Dmand AI tracks the EHR system at James Patrick Ennen's practice

Dmand AI tracks the electronic health record (EHR) system at each site where James Ennen practices, 2 sites in all. Vendor and product names are available with a free account.

EHR by site
SiteEHR vendor and product
Dignity Health - Dominican HospitalAvailable with a free account
+1 more affiliated siteAvailable with a free account

Source: Dmand AI Technology Install Data

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James Patrick Ennen is one of 6,593 anesthesiologists in California

Anesthesiology is James Ennen's primary specialty in the NPI Registry, under taxonomy code 207L00000X. James Ennen is board certified in anesthesiology by the American Board of Anesthesiology. Dmand AI has James Ennen's licenses on file in 3 states: Florida, California and Washington.

Specialties and state licenses

  • Anesthesiology, FloridaPrimaryLicense ME157168 · 2022 to 2024 · taxonomy 207L00000X
  • California license2023 to 2027
  • Washington license2018 to 2022

Anesthesiologists near James Ennen

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

James Patrick Ennen billed Medicare for 255 services in 2024

CMS data shows 255 Medicare services from James Ennen across 13 procedure codes in 2024, for 243 Medicare patients. Medicare paid $23,816 for them. Every service was in a facility, such as a hospital, rather than an office.

Medicare services, 2024255
Medicare patients243
Paid by Medicare$23,816
Procedure codes13

James Ennen's Medicare services by type, 2023 to 2024

  • 2023
  • 2024
Anesthesia
2023: 02024: 89
Tests and treatments
2023: 02024: 63
Imaging
2023: 112024: 54391%
Surgery
2023: 122024: 49308%

James Ennen compared with the California median for anesthesiologists, 2024

  • James Ennen
  • California median
Medicare services
255vs 723.5 times
Medicare patients
243vs 14370% above

Medians across 5,562 anesthesiologists in California with Dmand AI profiles that report each measure.

James Ennen'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.

See all procedures by James Ennen

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Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks

James Patrick Ennen treated 243 Medicare patients in 2024, average age 75

CMS counts 243 Medicare patients who saw James Ennen in 2024. The largest group is 65 to 74, with 97 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 22% are also on Medicaid. Their average risk score is 1.54, where 1.00 is the Medicare average, so they are sicker than most Medicare patients.

Across all payers, Dmand AI patient panel data puts James Ennen's median patient age at 55, with 56% women.

Medicare patients, 2024243
Average age75
Average risk score1.54
Also on Medicaid22%

James Ennen's Medicare patients by age, 2024

James Ennen's Medicare patients by sex, 2024

  • Women11748%
  • Men12652%

Chronic conditions among James Ennen's Medicare patients, 2024

  1. High blood pressure75%
  2. High cholesterol75%
  3. Arthritis52%
  4. Atrial fibrillation42%
  5. Ischemic heart disease39%
  6. Heart failure31%
  7. Diabetes29%
  8. Mood disorders28%

Share of Medicare patients with each condition. A patient can have several.

James Ennen's patients across all payers

Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.

Patient panel by age, all payers

Median age 55

Patient panel by sex, all payers

  • Women56%
  • Men44%

Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data

How James Patrick Ennen takes part in Medicare

James Ennen 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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James Patrick Ennen has 2 publications on record

Dmand AI links 2 papers to James Ennen, published from 2013 to 2019.

Papers2
Years published2013 to 2019

Recent publications by James Ennen

See all 2 publications and co-authors

See who James Ennen researches with

Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who James Ennen works with, so you can find a warm path to the right anesthesiologists.

How network discovery works

Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage

James Patrick Ennen graduated from University of Miami, Miller School of Medicine

James Ennen graduated from University of Miami, Miller School of Medicine in 2018. James Ennen is a member of ASA and SCA.

  1. Medical schoolUniversity of Miami, Miller School of Medicine
  2. Board certified in anesthesiologyAmerican Board of Anesthesiology
  3. Board certified in advanced perioperative transesophageal echocardiographyNational Board of Echocardiography

Source: Dmand AI Professional Profile Data

James Patrick Ennen accepts plans from 1 insurance carrier

James Ennen is in network with 1 carrier, including CMS Medicare. Medicare plans come from the most carriers, 1. Check the plan with the practice before a visit.

  • CMS Medicare

Source: Dmand AI Insurance Network Data

Sources for James Patrick Ennen's profile data

Sources for the data on this page
Data on this pageSource
NPI, name, sex, specialty and licensesNPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Professional Profile Data
Practice locations and phoneDmand AI Affiliation Data
Primary practice, affiliations and health systemDmand AI Affiliation DataDmand AI Org Hierarchy Data
Medicare services and procedure codesMedicare Physician & Other Practitioners - by Provider and Service (CMS) (opens in a new tab)
State medians for the same specialtyDmand AI Peer Benchmarks
Medicare patients and the all-payer patient panelDmand AI Patient Panel DataMedicare Physician & Other Practitioners - by Provider (CMS) (opens in a new tab)
MIPS scores, telehealth, assignment and procedure percentilesDoctors and Clinicians National Downloadable File (CMS) (opens in a new tab)
Publications, topics and co-authorsPubMed (National Library of Medicine) (opens in a new tab)Dmand AI Research Linkage
Training, board certification and membershipsDmand AI Professional Profile Data
Insurance carriers and plan typesDmand AI Insurance Network Data
EHR at each practice siteDmand AI Technology Install Data
Similar physiciansDmand AI Affiliation Data

Data last refreshed October 2026Report an inaccuracyRemove my information

FAQ

Frequently asked questions about James Patrick Ennen

Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.

What is James Patrick Ennen's NPI number?

James Patrick Ennen's NPI number is 1639676331. It was assigned on April 9, 2018, and it is active in the NPI Registry.

What does James Patrick Ennen specialize in?

James Patrick Ennen is an anesthesiologist in Santa Cruz, California. The primary specialty in the NPI Registry is Anesthesiology Physician (taxonomy code 207L00000X).

Where does James Patrick Ennen practice?

James Ennen practices at 1555 Soquel Drive, Santa Cruz, CA 95065. James Ennen's primary practice is Dignity Health - Dominican Hospital in Santa Cruz, California, part of CommonSpirit Health. Dmand AI also links James Ennen to 1 hospital.

What is James Patrick Ennen's office phone number?

The practice phone on file for James Ennen is (831) 462-7700.

What is James Patrick Ennen's medical license number?

James Ennen's Florida license number on file is ME157168, one of the licenses on file in 3 states.

Which states has James Patrick Ennen been licensed in?

Dmand AI has state licenses on file for James Ennen in Florida (2022 to 2024), California (2023 to 2027) and Washington (2018 to 2022).

Which hospitals is James Patrick Ennen affiliated with?

James Ennen practices at Dignity Health - Dominican Hospital in Santa Cruz, California. Dmand AI links James Ennen to 1 more hospital.

What medical group is James Patrick Ennen part of?

James Ennen is linked to Anesthesia Medical Group of Santa Cruz.

Does James Patrick Ennen accept Medicare?

Yes. CMS data shows James Ennen billed Medicare for 255 services in 2024, and James Ennen accepts Medicare assignment.

How many Medicare patients does James Patrick Ennen see?

CMS counts 243 Medicare patients who saw James Ennen in 2024, with an average age of 75.

Show 6 more questionsShow fewer questions

Is James Patrick Ennen board certified?

Yes. James Ennen is board certified in anesthesiology by the American Board of Anesthesiology.

What services does James Patrick Ennen bill to Medicare?

In 2024, James Ennen's most billed Medicare services were ultrasound (76937), surgery: heart and blood vessels (36620) and anesthesia (00410).

Where did James Patrick Ennen go to medical school?

James Ennen graduated from University of Miami, Miller School of Medicine in 2018.

How long has James Patrick Ennen been practicing?

James Ennen graduated from medical school in 2018, 8 years ago.

Does James Patrick Ennen do research?

Dmand AI links 2 publications to James Ennen, published from 2013 to 2019.

What insurance does James Patrick Ennen accept?

James Ennen is in network with 1 carrier, including CMS Medicare. Medicare plans come from the most carriers, 1. Check the plan with the practice before a visit.

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