Dr. William Michael Pace, MD

  • Santa Barbara, CA
  • Nuclear medicine physician
NPI1326096785PAC ID5698778777
Medicare services, 2024
20,404
Medicare patients, 2024
3,143
Publications
3
Hospital affiliations
4
Industry payments
$2,578
Practice address
317 West Pueblo, Santa Barbara, CA 93105
Practice phone
Call (805) 681-7500
Professional email
Get professional email
Personal email
Get personal email
Mobile number
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Social profiles

Primary practice

Sansum Clinic

Surgery Center - Medicare-Certified · Santa Barbara, California

See all 10 affiliations

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Dr. William Michael Pace is a nuclear medicine physician in Santa Barbara, California

Dr. Pace practices at Sansum Clinic in Santa Barbara, California.

Dr. Pace's NPI, 1326096785, was assigned on May 5, 2006. Dr. Pace graduated from Carver College of Medicine in 1994. Dr. Pace holds California license A54532.

NPI and contact details
Medicare PAC ID
5698778777
NPI enumeration date
May 5, 2006
NPI status
Active
Accepts Medicare assignment
Yes
Practice phone
(805) 681-7500
Professional email
Get email
Personal email
Get email
Mobile number
Get number
Sex
Male
Estimated age
58
Medical school graduation
1994

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

Dr. William Michael Pace practices at Sansum Clinic in Santa Barbara, California

Dr. Pace's primary practice is Sansum Clinic, at 317 West Pueblo, Santa Barbara, CA 93105. The practice phone is (805) 681-7500.

  • Sansum Clinic
    317 West Pueblo, Santa Barbara, CA 93105Phone(805) 681-7500

Source: Dmand AI Affiliation Data

Dr. William Michael Pace is affiliated with 7 sites of care and 3 medical groups

Dr. Pace's primary practice is Sansum Clinic in Santa Barbara, California. Dr. Pace is also affiliated with Santa Barbara Cottage Hospital. The medical group on file is Sansum Clinic. Dmand AI also links Dr. Pace to 3 more hospitals, 2 medical groups, 1 physician office and 1 group practice or clinic, each named with a free account. Dr. Pace's employer is on file too: a surgery center (asc).

See all 10 affiliations for Dr. Pace

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

Dmand AI tracks the EHR system at Dr. William Michael Pace's practice

Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Pace practices, 7 sites in all. Vendor and product names are available with a free account.

EHR by site
SiteEHR vendor and product
Sansum ClinicAvailable with a free account
+6 more sites and 2 medical groupsAvailable with a free account

Source: Dmand AI Technology Install Data

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Dr. William Michael Pace is one of 131 nuclear medicine physicians in California

Nuclear medicine is Dr. Pace's primary specialty in the NPI Registry, under taxonomy code 207U00000X. Dr. Pace is board certified in nuclear medicine by the American Board of Nuclear Medicine. Dr. Pace is licensed in California.

Specialties and state licenses

  • Nuclear medicine, CaliforniaPrimaryLicense A54532 · 1995 to 2027 · taxonomy 207U00000X

Nuclear medicine physicians near Dr. Pace

Counts of nuclear medicine physicians with a Dmand AI profile, by place and practice. Each opens the list.

131nuclear medicine physicians in California
2nuclear medicine physicians in Santa Barbara

Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Peer Benchmarks

Dr. William Michael Pace billed Medicare for 20,404 services in 2024

CMS data shows 20,404 Medicare services from Dr. Pace across 47 procedure codes in 2024, for 3,143 Medicare patients. Medicare paid $5,096,908 for them.

Medicare services, 202420,404
Medicare patients3,143
Paid by Medicare$5.1M
Procedure codes47

Dr. Pace's Medicare services by type, 2023 to 2024

  • 2023
  • 2024
Other services
2023: 10,9072024: 13,48224%
Imaging
2023: 2,9502024: 3,63823%
Drugs given in the office
2023: 1,0892024: 1,99583%
Tests and treatments
2023: 1,0412024: 1,22117%
Surgery
2023: 1012024: 6833%
Office and hospital visits
2023: 332024: 0100%

Where Dr. Pace's Medicare services took place, 2024

  • In an office18,76192%
  • In a facility1,6438%

Dr. Pace compared with the California median for nuclear medicine physicians, 2024

  • Dr. Pace
  • California median
Medicare services
20,404vs 61733.1 times
Medicare patients
3,143vs 4387.2 times

Medians across 97 nuclear medicine physicians in California with Dmand AI profiles that report each measure.

Dr. Pace'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 Dr. Pace

Need commercial claims for Dr. Pace?

Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Pace and other nuclear medicine physicians in California.

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

Dr. William Michael Pace treated 3,143 Medicare patients in 2024, average age 76

CMS counts 3,143 Medicare patients who saw Dr. Pace in 2024. The largest group is 75 to 84, with 1,321 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 18% are also on Medicaid. Their average risk score is 1.85, 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. Pace's median patient age at 75, with 52% women.

Medicare patients, 20243,143
Average age76
Average risk score1.85
Also on Medicaid18%

Dr. Pace's Medicare patients by age, 2024

Dr. Pace's Medicare patients by sex, 2024

  • Women1,56950%
  • Men1,57450%

Chronic conditions among Dr. Pace's Medicare patients, 2024

  1. High blood pressure75%
  2. High cholesterol75%
  3. Arthritis57%
  4. Ischemic heart disease47%
  5. Chronic kidney disease35%
  6. Diabetes34%
  7. Cancer32%
  8. Atrial fibrillation29%

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

Dr. Pace's patients across all payers

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

Patient panel by age, all payers

Median age 75

Patient panel by sex, all payers

  • Women52%
  • Men47%

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

How Dr. William Michael Pace takes part in Medicare

Dr. Pace accepts Medicare assignment, so Medicare's approved amount is taken as full payment.

Accepts Medicare assignment
Yes

Melanoma (skin cancer) excision: 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. William Michael Pace has 3 publications on record

Dmand AI links 3 papers to Dr. Pace. Dr. Pace's most frequent co-authors are Michael L. Goris, MD and Margaret Maclean, MD.

Papers3

Dr. Pace's most frequent co-authors

Recent publications by Dr. Pace

See all 3 publications and co-authors

See who Dr. Pace researches with

Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Pace works with, so you can find a warm path to the right nuclear medicine physicians.

How network discovery works

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

Dr. William Michael Pace received $2,578 in industry payments from 2016 to 2025

CMS Open Payments shows 45 general payments to Dr. Pace from 10 drug and device companies from 2016 to 2025. Food and beverage make up the largest share, 47% of the total. BTG International, Inc. paid the most, $868.

General payments to Dr. Pace by program year, 2016 to 2025

General payments to Dr. Pace by kind, 2016 to 2025

$2.6Kin total
  • Food and beverage$1,21747%
  • Travel and lodging$85633%
  • Consulting fees$41516%
  • Education$903%

Companies that paid Dr. Pace the most, 2016 to 2025

Share is of all general payments to this clinician.

See all payments to Dr. Pace

Source: Open Payments (CMS), 2025 data, released July 7, 2026

Dr. William Michael Pace graduated from Carver College of Medicine

Dr. Pace graduated from Carver College of Medicine in 1994.

  1. Medical schoolCarver College of Medicine
  2. Board certified in nuclear medicineAmerican Board of Nuclear Medicine

Source: Dmand AI Professional Profile Data

Dr. William Michael Pace accepts plans from 12 insurance carriers

Dr. Pace is in network with 12 carriers, including United Healthcare, Blue Cross Blue Shield of Michigan and Elevance. PPO plans come from the most carriers, 7. Check the plan with the practice before a visit.

  • United Healthcare
  • Blue Cross Blue Shield of Michigan
  • Elevance
  • Aetna
  • HCSC
  • Alliant Health Plans
  • Aspirus Health Plan
  • Blue Cross and Blue Shield of Kansas City
  • +4 more carriersWith a free account

Plan types Dr. Pace accepts, by number of carriers

  1. PPO7
  2. HMO6
  3. EPO3
  4. POS3
  5. Medicare2

Source: Dmand AI Insurance Network Data

Sources for Dr. William Michael Pace'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)Doctors and Clinicians Utilization Data (CMS) (opens in a new tab)
Publications, topics and co-authorsPubMed (National Library of Medicine) (opens in a new tab)Dmand AI Research Linkage
Industry paymentsOpen Payments (CMS) (opens in a new tab)
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 Dr. William Michael Pace

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. William Michael Pace's NPI number?

Dr. William Michael Pace's NPI number is 1326096785. It was assigned on May 5, 2006, and it is active in the NPI Registry.

What kind of doctor is Dr. William Michael Pace?

Dr. William Michael Pace is a nuclear medicine physician in Santa Barbara, California. The primary specialty in the NPI Registry is Nuclear Medicine Physician (taxonomy code 207U00000X).

Where does Dr. William Michael Pace practice?

Dr. Pace practices at 317 West Pueblo, Santa Barbara, CA 93105. Dr. Pace's primary practice is Sansum Clinic in Santa Barbara, California. Dmand AI also links Dr. Pace to 3 hospitals, 2 medical groups, 1 physician office and 1 group practice or clinic.

What is Dr. William Michael Pace's office phone number?

The practice phone on file for Dr. Pace is (805) 681-7500.

What is Dr. William Michael Pace's medical license number?

Dr. Pace holds California license A54532.

Which hospitals is Dr. William Michael Pace affiliated with?

Dr. Pace is affiliated with Santa Barbara Cottage Hospital. Dmand AI links Dr. Pace to 3 more hospitals.

What medical group is Dr. William Michael Pace part of?

Dr. Pace is linked to Sansum Clinic. Dmand AI links Dr. Pace to 2 more medical groups.

Does Dr. William Michael Pace accept Medicare?

Yes. CMS data shows Dr. Pace billed Medicare for 20,404 services in 2024, and Dr. Pace accepts Medicare assignment.

How many Medicare patients does Dr. William Michael Pace see?

CMS counts 3,143 Medicare patients who saw Dr. Pace in 2024, with an average age of 76.

Is Dr. William Michael Pace board certified?

Yes. Dr. Pace is board certified in nuclear medicine by the American Board of Nuclear Medicine.

Show 7 more questionsShow fewer questions

What services does Dr. William Michael Pace bill to Medicare?

In 2024, Dr. Pace's most billed Medicare services were medical supplies or transport (A9607), injected or infused drug (J2785) and medical supplies or transport (A9595).

Where did Dr. William Michael Pace go to medical school?

Dr. Pace graduated from Carver College of Medicine in 1994.

Has Dr. William Michael Pace received payments from drug or device companies?

CMS Open Payments shows $2,578 in general payments to Dr. Pace from 10 companies from 2016 to 2025. The largest total came from BTG International, Inc.

How long has Dr. William Michael Pace been practicing?

Dr. Pace graduated from medical school in 1994, 32 years ago.

Does Dr. William Michael Pace do research?

Dmand AI links 3 publications to Dr. Pace.

Who does Dr. William Michael Pace publish with?

Dr. Pace's most frequent co-authors are Michael L. Goris, MD (2 shared papers) and Margaret Maclean, MD (1 shared paper).

What insurance does Dr. William Michael Pace accept?

Dr. Pace is in network with 12 carriers, including United Healthcare, Blue Cross Blue Shield of Michigan and Elevance. PPO plans come from the most carriers, 7. Check the plan with the practice before a visit.

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