Dr. Scott B. Armstrong, MD

  • Janesville, WI
  • OB-GYN
NPI1205806965PAC ID1658276662
Medicare services, 2024
11
Medicare patients, 2024
35
Part D claims, 2024
132
Hospital affiliations
1
Industry payments
$739
Practice address
1000 Mineral Point Ave, Janesville, WI 53548
Practice phone
Call (608) 756-6000
Professional email
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Personal email
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Mobile number
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Social profiles

Primary practice

Mercyhealth Hospital and Trauma Center - Outpatient Therapy - Janesville

Physical Therapy Clinic · Janesville, Wisconsin

See all 5 affiliations

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Dr. Scott B. Armstrong is an OB-GYN in Janesville, Wisconsin

Dr. Armstrong practices at Mercyhealth Hospital and Trauma Center - Outpatient Therapy - Janesville in Janesville, Wisconsin.

Dr. Armstrong's NPI, 1205806965, was assigned on January 25, 2006. Dr. Armstrong graduated from Creighton University School of Medicine - Omaha in 1995. Dr. Armstrong holds Idaho license M7809.

NPI and contact details
Medicare PAC ID
1658276662
NPI enumeration date
January 25, 2006
NPI status
Active
Accepts Medicare assignment
Yes
Practice phone
(608) 756-6000
Professional email
Get email
Personal email
Get email
Mobile number
Get number
Sex
Male
Estimated age
57
Medical school graduation
1995

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

Dr. Scott B. Armstrong practices at Mercyhealth Hospital and Trauma Center - Outpatient Therapy - Janesville in Janesville, Wisconsin

Dr. Armstrong's primary practice is Mercyhealth Hospital and Trauma Center - Outpatient Therapy - Janesville, at 1000 Mineral Point Ave, Janesville, WI 53548. The practice phone is (608) 756-6000.

  • Mercyhealth Hospital and Trauma Center - Outpatient Therapy - Janesville
    1000 Mineral Point Ave, Janesville, WI 53548Phone(608) 756-6000

Source: Dmand AI Affiliation Data

Dr. Scott B. Armstrong is affiliated with 3 sites of care and 2 medical groups

Dr. Armstrong's primary practice is Mercyhealth Hospital and Trauma Center - Outpatient Therapy - Janesville in Janesville, Wisconsin. Dr. Armstrong is also affiliated with Mercyhealth Hospital and Trauma Center-Janesville. The medical group on file is Mercyhealth. Dmand AI also links Dr. Armstrong to 1 more group practice or clinic and 1 medical group, each named with a free account.

See all 5 affiliations for Dr. Armstrong

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

Dmand AI tracks the EHR system at Dr. Scott B. Armstrong's practice

Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Armstrong practices, 3 sites in all. Vendor and product names are available with a free account.

EHR by site
SiteEHR vendor and product
Mercyhealth Hospital and Trauma Center - Outpatient Therapy - JanesvilleAvailable with a free account
+2 more sites and 1 medical groupAvailable with a free account

Source: Dmand AI Technology Install Data

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Dr. Scott B. Armstrong is one of 651 OB-GYNs in Wisconsin

Obstetrics and gynecology is Dr. Armstrong's primary specialty in the NPI Registry, under taxonomy code 207V00000X. Dr. Armstrong is board certified in obstetrics & gynecology by the American Board of Obstetrics and Gynecology. Dmand AI has Dr. Armstrong's licenses on file in 3 states: Idaho, Oregon and Ohio.

Specialties and state licenses

  • Obstetrics and gynecology, IdahoPrimaryLicense M7809 · 1999 to 2026 · taxonomy 207V00000X
  • Oregon licenseSince 1999
  • Ohio license1997 to 2005

Clinical focus

Dmand AI lists menopause, vaginal infection and vaginal repair among the conditions Dr. Armstrong treats.

OB-GYNs near Dr. Armstrong

Counts of OB-GYNs 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. Scott B. Armstrong billed Medicare for 11 services in 2024

CMS data shows 11 Medicare services from Dr. Armstrong across 1 procedure code in 2024, all of them office visits, for 35 Medicare patients. Medicare paid $1,056 for them. Every service was in an office.

Medicare services, 202411
Medicare patients35
Paid by Medicare$1,056
Procedure codes1

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

  • 2023
  • 2024
Office and hospital visits
2023: 292024: 1162%

Dr. Armstrong compared with the Wisconsin median for OB-GYNs, 2024

  • Dr. Armstrong
  • Wisconsin median
Medicare services
11vs 2556% below
Medicare patients
35vs 3113% above
Part D claims
51vs 2882% above

Medians across 609 OB-GYNs in Wisconsin with Dmand AI profiles that report each measure.

Dr. Armstrong'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. Armstrong

Need commercial claims for Dr. Armstrong?

Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Armstrong and other OB-GYNs in Wisconsin.

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

Dr. Scott B. Armstrong treated 35 Medicare patients in 2024, average age 64

CMS counts 35 Medicare patients who saw Dr. Armstrong in 2024. The largest group is 65 to 74, with 18 patients. 60% of them have high blood pressure, and 49% have high cholesterol. Their average risk score is 1.05, where 1.00 is the Medicare average.

Across all payers, Dmand AI patient panel data puts Dr. Armstrong's median patient age at 39, with 99% women.

Medicare patients, 202435
Average age64
Average risk score1.05

Dr. Armstrong's Medicare patients by age, 2024

CMS leaves out age groups with fewer than 11 patients.

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

  1. High blood pressure60%
  2. High cholesterol49%
  3. Arthritis37%
  4. Mood disorders37%
  5. Anxiety31%
  6. Depression31%

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

Dr. Armstrong's patients across all payers

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

Patient panel by age, all payers

Median age 39

Patient panel by sex, all payers

  • Women99%
  • Men0%

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

Dr. Scott B. Armstrong wrote 132 Medicare Part D claims in 2024

In 2024, Dr. Armstrong wrote 132 Medicare Part D claims for 46 patients. 83% of them were for generic drugs. CMS names the drug for 51 of them, across 3 drugs with 11 or more claims each, at $5,003 in total drug cost. In 2023, CMS named 56 claims across 3 drugs.

Part D claims, 2024132
Drugs named by CMS3
Total drug cost$5,003
Part D patients46

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

  • Generic109 claims83%
  • Brand-name23 claims17%

Dr. Armstrong'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.

Part D claims for drugs CMS names, 2023 to 2024

  • 2023
  • 2024
Claims for drugs CMS names
2023: 562024: 519%

Drugs named by CMS: 3 in 2024, 3 in 2023.

See all prescribing by Dr. Armstrong

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

How Dr. Scott B. Armstrong takes part in Medicare

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

Accepts Medicare assignment
Yes

Removal of the uterus: 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. Scott B. Armstrong received $739 in industry payments from 2016 to 2025

CMS Open Payments shows 37 general payments to Dr. Armstrong from 14 drug and device companies from 2016 to 2025. Food and beverage make up the largest share, 100% of the total. Bayer HealthCare Pharmaceuticals Inc. paid the most, $104.

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

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

Share is of all general payments to this clinician.

See all payments to Dr. Armstrong

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

Dr. Scott B. Armstrong graduated from Creighton University School of Medicine - Omaha

Dr. Armstrong graduated from Creighton University School of Medicine - Omaha in 1995.

  1. Medical schoolCreighton University School of Medicine - Omaha
  2. Board certified in obstetrics & gynecologyAmerican Board of Obstetrics and Gynecology

Source: Dmand AI Professional Profile Data

Dr. Scott B. Armstrong accepts plans from 17 insurance carriers

Dr. Armstrong is in network with 17 carriers, including Aetna, Blue Cross Blue Shield of Michigan and Elevance. PPO plans come from the most carriers, 11. Check the plan with the practice before a visit.

  • Aetna
  • Blue Cross Blue Shield of Michigan
  • Elevance
  • HCSC
  • United Healthcare
  • Aspirus Health Plan
  • Blue Cross Blue Shield of Massachusetts
  • Humana
  • +9 more carriersWith a free account

Plan types Dr. Armstrong accepts, by number of carriers

  1. PPO11
  2. Medicare9
  3. HMO8
  4. POS6
  5. EPO4

Source: Dmand AI Insurance Network Data

Sources for Dr. Scott B. Armstrong'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)
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)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
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. Scott B. Armstrong

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. Scott B. Armstrong's NPI number?

Dr. Scott B. Armstrong's NPI number is 1205806965. It was assigned on January 25, 2006, and it is active in the NPI Registry.

What kind of doctor is Dr. Scott B. Armstrong?

Dr. Scott B. Armstrong is an OB-GYN in Janesville, Wisconsin. The primary specialty in the NPI Registry is Obstetrics & Gynecology Physician (taxonomy code 207V00000X).

Where does Dr. Scott B. Armstrong practice?

Dr. Armstrong practices at 1000 Mineral Point Ave, Janesville, WI 53548. Dr. Armstrong's primary practice is Mercyhealth Hospital and Trauma Center - Outpatient Therapy - Janesville in Janesville, Wisconsin. Dmand AI also links Dr. Armstrong to 1 group practice or clinic and 1 medical group.

What is Dr. Scott B. Armstrong's office phone number?

The practice phone on file for Dr. Armstrong is (608) 756-6000.

What is Dr. Scott B. Armstrong's medical license number?

Dr. Armstrong holds Idaho license M7809, one of the licenses on file in 3 states.

Which states has Dr. Scott B. Armstrong been licensed in?

Dmand AI has state licenses on file for Dr. Armstrong in Idaho (1999 to 2026), Oregon (since 1999) and Ohio (1997 to 2005).

Which hospitals is Dr. Scott B. Armstrong affiliated with?

Dr. Armstrong is affiliated with Mercyhealth Hospital and Trauma Center-Janesville.

What medical group is Dr. Scott B. Armstrong part of?

Dr. Armstrong is linked to Mercyhealth. Dmand AI links Dr. Armstrong to 1 more medical group.

Does Dr. Scott B. Armstrong accept Medicare?

Yes. CMS data shows Dr. Armstrong billed Medicare for 11 services in 2024, and Dr. Armstrong accepts Medicare assignment.

How many Medicare patients does Dr. Scott B. Armstrong see?

CMS counts 35 Medicare patients who saw Dr. Armstrong in 2024, with an average age of 64.

Show 7 more questionsShow fewer questions

Is Dr. Scott B. Armstrong board certified?

Yes. Dr. Armstrong is board certified in obstetrics & gynecology by the American Board of Obstetrics and Gynecology.

What services does Dr. Scott B. Armstrong bill to Medicare?

In 2024, Dr. Armstrong's most billed Medicare services were office visit, new patient (99204).

Where did Dr. Scott B. Armstrong go to medical school?

Dr. Armstrong graduated from Creighton University School of Medicine - Omaha in 1995.

What drugs does Dr. Scott B. Armstrong prescribe most?

In 2024 Medicare Part D data, Dr. Armstrong's most prescribed drugs by claims were Estradiol, Premarin and Estradiol (Twice Weekly).

Has Dr. Scott B. Armstrong received payments from drug or device companies?

CMS Open Payments shows $739 in general payments to Dr. Armstrong from 14 companies from 2016 to 2025. The largest total came from Bayer HealthCare Pharmaceuticals Inc.

How long has Dr. Scott B. Armstrong been practicing?

Dr. Armstrong graduated from medical school in 1995, 31 years ago.

What insurance does Dr. Scott B. Armstrong accept?

Dr. Armstrong is in network with 17 carriers, including Aetna, Blue Cross Blue Shield of Michigan and Elevance. PPO plans come from the most carriers, 11. Check the plan with the practice before a visit.

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