Dr. Timothy S. Phillips, MD

  • Marshfield, WI
  • General surgeon
NPI1215954896PAC ID8820032212
Medicare services, 2024
127
Medicare patients, 2024
159
Part D claims, 2024
105
MIPS score, 2024
92
Hospital affiliations
2
Practice address
1000 N Oak Ave, Marshfield, WI 54449
Practice phone
Call (715) 358-1000
Professional email
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Personal email
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Mobile number
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Social profiles

Primary practice

Marshfield Medical Center - Minocqua

Marshfield, Wisconsin

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Dr. Timothy S. Phillips is a general surgeon in Marshfield, Wisconsin

Dr. Phillips practices at Marshfield Medical Center - Minocqua in Marshfield, Wisconsin.

Dr. Phillips' NPI, 1215954896, was assigned on July 17, 2006. Dr. Phillips graduated from Hahnemann University College of Medicine in 1987. Dr. Phillips holds Wisconsin license 47966.

NPI and contact details
Medicare PAC ID
8820032212
NPI enumeration date
July 17, 2006
NPI status
Active
Accepts Medicare assignment
Yes
Practice phone
(715) 358-1000
Professional email
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Personal email
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Mobile number
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Sex
Male
Estimated age
65
Medical school graduation
1987

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

Dr. Timothy S. Phillips practices at Marshfield Medical Center - Minocqua in Marshfield, Wisconsin

Dr. Phillips' primary practice is Marshfield Medical Center - Minocqua, at 1000 N Oak Ave, Marshfield, WI 54449 in Wood County. The practice phone is (715) 358-1000.

  • Marshfield Medical Center - Minocqua
    1000 N Oak Ave, Marshfield, WI 54449 · Wood CountyPhone(715) 358-1000

Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data

Dr. Timothy S. Phillips is affiliated with 6 sites of care and 3 medical groups

Dr. Phillips' primary practice is Marshfield Medical Center - Minocqua in Marshfield, Wisconsin. Dr. Phillips is also affiliated with Marshfield Medical Center - Minocqua. The medical group on file is Marshfield Clinic Health System. Dmand AI also links Dr. Phillips to 1 more hospital, 3 group practices and clinics and 2 medical groups, each named with a free account.

See all 9 affiliations for Dr. Phillips

Sources: NPPES NPI Registry (CMS); Dmand AI Practice Data; Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data

Dmand AI tracks the EHR system at Dr. Timothy S. Phillips' practice

Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Phillips practices, 5 sites in all. Vendor and product names are available with a free account.

EHR by site
SiteEHR vendor and product
Marshfield Medical Center - MinocquaAvailable with a free account
+5 more sites and 2 medical groupsAvailable with a free account

Source: Dmand AI Technology Install Data

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Dr. Timothy S. Phillips is one of 565 general surgeons in Wisconsin

Surgery is Dr. Phillips' primary specialty in the NPI Registry, under taxonomy code 208600000X. Dr. Phillips is licensed in Wisconsin.

Specialties and state licenses

  • Surgery, WisconsinPrimaryLicense 47966 · taxonomy 208600000X

General surgeons near Dr. Phillips

Counts of general 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. Timothy S. Phillips billed Medicare for 127 services in 2024

CMS data shows 127 Medicare services from Dr. Phillips across 6 procedure codes in 2024, for 159 Medicare patients. Medicare paid $20,033 for them. Every service was in a facility, such as a hospital, rather than an office.

Medicare services, 2024127
Medicare patients159
Paid by Medicare$20,033
Procedure codes6

Dr. Phillips' Medicare services by type, 2023 to 2024

  • 2023
  • 2024
Surgery
2023: 722024: 8619%
Other services
2023: 322024: 2619%
Imaging
2023: 02024: 15

Dr. Phillips compared with the Wisconsin median for general surgeons, 2024

  • Dr. Phillips
  • Wisconsin median
Medicare services
127vs 9928% above
Medicare patients
159vs 10059% above
Part D claims
78vs 372.1 times

Medians across 557 general surgeons in Wisconsin with Dmand AI profiles that report each measure.

Dr. Phillips' 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. Phillips

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

Dr. Timothy S. Phillips treated 159 Medicare patients in 2024, average age 71

CMS counts 159 Medicare patients who saw Dr. Phillips in 2024. The largest group is 65 to 74, with 90 patients. 72% of them have high blood pressure, and 63% have high cholesterol. 11% are also on Medicaid. Their average risk score is 1.42, where 1.00 is the Medicare average.

Across all payers, Dmand AI patient panel data puts Dr. Phillips' median patient age at 68, with 39% women.

Medicare patients, 2024159
Average age71
Average risk score1.42
Also on Medicaid11%

Dr. Phillips' Medicare patients by age, 2024

CMS leaves out age groups with fewer than 11 patients.

Dr. Phillips' Medicare patients by sex, 2024

  • Women6541%
  • Men9459%

Chronic conditions among Dr. Phillips' Medicare patients, 2024

  1. High blood pressure72%
  2. High cholesterol63%
  3. Arthritis28%
  4. Diabetes26%
  5. Ischemic heart disease26%
  6. Cancer25%
  7. Anxiety22%
  8. Mood disorders21%

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

Dr. Phillips' patients across all payers

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

Patient panel by age, all payers

Median age 68

Patient panel by sex, all payers

  • Women39%
  • Men61%

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

Dr. Timothy S. Phillips wrote 105 Medicare Part D claims in 2024

In 2024, Dr. Phillips wrote 105 Medicare Part D claims for 91 patients. 60% of them were for generic drugs. CMS names the drug for 78 of them, across 4 drugs with 11 or more claims each, at $1,062 in total drug cost. In 2023, CMS named 38 claims across 2 drugs.

Part D claims, 2024105
Drugs named by CMS4
Total drug cost$1,062
Part D patients91

Dr. Phillips' Part D claims by kind of drug, 2024

  • Generic63 claims60%
  • Brand-name42 claims40%

Dr. Phillips' 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. Phillips' Part D claims, 2024

  • Opioids19%20 of 105 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: 382024: 78105%

Drugs named by CMS: 4 in 2024, 2 in 2023.

See all prescribing by Dr. Phillips

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. Timothy S. Phillips scored 92 out of 100 in Medicare's MIPS program for 2024

CMS publishes a Merit-based Incentive Payment System (MIPS) score of 92 out of 100 for Dr. Phillips for performance year 2024, reported as part of a group. Dr. Phillips accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS counts 13 procedures of colonoscopy by Dr. Phillips, more than 43% of the clinicians it reports for that procedure.

Accepts Medicare assignment
Yes

Dr. Phillips' MIPS scores, performance year 2024

  • 92of 100Final score
  • 78.3of 100Quality
  • 100of 100Promoting Interoperability
  • 40of 100Improvement Activities

Each score is out of 100. The final score weighs the categories CMS scored for this clinician.

Where Dr. Phillips ranks in Medicare procedure volume

Colonoscopy
43rd percentile13 procedures

CMS ranks each clinician against every clinician it reports for the same procedure category.

Hernia repair (minimally invasive): 1 to 10 procedures (CMS shows small counts as a range)

Mastectomy: 1 to 10 procedures (CMS shows small counts as a range)

Melanoma (skin cancer) excision: 1 to 10 procedures (CMS shows small counts as a range)

Upper gastrointestinal (GI) endoscopy for acid reflux: 1 to 10 procedures (CMS shows small counts as a range)

Sources: Doctors and Clinicians National Downloadable File (CMS); Clinician Public Reporting: Overall MIPS Performance (CMS), 2024 data, released September 10, 2026; and Doctors and Clinicians Utilization Data (CMS)

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Dr. Timothy S. Phillips received $7,511 in industry payments from 2018 to 2024

CMS Open Payments shows 16 general payments to Dr. Phillips from 2 drug and device companies from 2018 to 2024. Education make up the largest share, 73% of the total. Intuitive Surgical, Inc. paid the most, $7,387.

General payments to Dr. Phillips by program year, 2018 to 2024

General payments to Dr. Phillips by kind, 2018 to 2024

$7.5Kin total
  • Education$5,50073%
  • Travel and lodging$1,71323%
  • Food and beverage$2994%

Companies that paid Dr. Phillips the most, 2018 to 2024

Share is of all general payments to this clinician.

See all payments to Dr. Phillips

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

Dr. Timothy S. Phillips graduated from Hahnemann University College of Medicine

Dr. Phillips graduated from Hahnemann University College of Medicine in 1987.

  1. Medical schoolHahnemann University College of Medicine

Source: Dmand AI Professional Profile Data

Sources for Dr. Timothy S. Phillips'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 phoneNPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice Data
Primary practice, affiliations and health systemNPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice DataDmand 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)
Part D prescribingMedicare 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 percentilesDoctors and Clinicians National Downloadable File (CMS) (opens in a new tab)Clinician Public Reporting: Overall MIPS Performance (CMS) (opens in a new tab)Doctors and Clinicians Utilization Data (CMS) (opens in a new tab)
Industry paymentsOpen Payments (CMS) (opens in a new tab)
Training, board certification and membershipsDmand AI Professional Profile 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. Timothy S. Phillips

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. Timothy S. Phillips' NPI number?

Dr. Timothy S. Phillips' NPI number is 1215954896. It was assigned on July 17, 2006, and it is active in the NPI Registry.

What kind of doctor is Dr. Timothy S. Phillips?

Dr. Timothy S. Phillips is a general surgeon in Marshfield, Wisconsin. The primary specialty in the NPI Registry is Surgery Physician (taxonomy code 208600000X).

Where does Dr. Timothy S. Phillips practice?

Dr. Phillips practices at 1000 N Oak Ave, Marshfield, WI 54449. Dr. Phillips' primary practice is Marshfield Medical Center - Minocqua in Marshfield, Wisconsin. Dmand AI also links Dr. Phillips to 1 hospital, 3 group practices and clinics and 2 medical groups.

What is Dr. Timothy S. Phillips' office phone number?

The practice phone on file for Dr. Phillips is (715) 358-1000.

What is Dr. Timothy S. Phillips' medical license number?

Dr. Phillips holds Wisconsin license 47966.

Which hospitals is Dr. Timothy S. Phillips affiliated with?

Dr. Phillips is affiliated with Marshfield Medical Center - Minocqua. Dmand AI links Dr. Phillips to 1 more hospital.

What medical group is Dr. Timothy S. Phillips part of?

Dr. Phillips is linked to Marshfield Clinic Health System. Dmand AI links Dr. Phillips to 2 more medical groups.

Does Dr. Timothy S. Phillips accept Medicare?

Yes. CMS data shows Dr. Phillips billed Medicare for 127 services in 2024, and Dr. Phillips accepts Medicare assignment.

What is Dr. Timothy S. Phillips' MIPS score?

Dr. Phillips' MIPS final score for performance year 2024 is 92 out of 100, reported as part of a group.

How many Medicare patients does Dr. Timothy S. Phillips see?

CMS counts 159 Medicare patients who saw Dr. Phillips in 2024, with an average age of 71.

Show 5 more questionsShow fewer questions

What services does Dr. Timothy S. Phillips bill to Medicare?

In 2024, Dr. Phillips' most billed Medicare services were surgery: digestive system (45385), radiation oncology (77001) and medicare service (G0121).

Where did Dr. Timothy S. Phillips go to medical school?

Dr. Phillips graduated from Hahnemann University College of Medicine in 1987.

What drugs does Dr. Timothy S. Phillips prescribe most?

In 2024 Medicare Part D data, Dr. Phillips' most prescribed drugs by claims were Peg-3350 And Electrolytes, Hydrocodone-Acetaminophen and Peg 3350-Electrolyte.

Has Dr. Timothy S. Phillips received payments from drug or device companies?

CMS Open Payments shows $7,511 in general payments to Dr. Phillips from 2 companies from 2018 to 2024. The largest total came from Intuitive Surgical, Inc.

How long has Dr. Timothy S. Phillips been practicing?

Dr. Phillips graduated from medical school in 1987, 39 years ago.

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