Dr. Sharon E. Oster, MD

  • Meridian, ID
  • Infectious disease specialist
NPI1528076643PAC ID3971562257
Medicare services, 2024
295
Medicare patients, 2024
91
Part D claims, 2024
3,163
Publications
6
Hospital affiliations
2
Practice address
520 S Eagle Rd, Meridian, ID 83642
Practice phone
Call (208) 381-2222
Professional email
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Personal email
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Mobile number
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Social profiles

Primary practice

St Lukes Meridian Medical Center

Meridian, Idaho

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Dr. Sharon E. Oster is an infectious disease specialist in Meridian, Idaho

Dr. Oster practices at St Lukes Meridian Medical Center in Meridian, Idaho.

Dr. Oster's NPI, 1528076643, was assigned on August 4, 2006. Dr. Oster graduated from Macon & Joan Brock Virginia Health Sciences Eastern Virginia Medical School in 1980. Dr. Oster holds Idaho license M7900.

NPI and contact details
Medicare PAC ID
3971562257
NPI enumeration date
August 4, 2006
NPI status
Active
Accepts Medicare assignment
Yes
Practice phone
(208) 381-2222
Professional email
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Personal email
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Mobile number
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Sex
Female
Estimated age
72
Medical school graduation
1980

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

Dr. Sharon E. Oster practices at St Lukes Meridian Medical Center in Meridian, Idaho

Dr. Oster's primary practice is St Lukes Meridian Medical Center, at 520 S Eagle Rd, Meridian, ID 83642 in Ada County. The practice phone is (208) 381-2222.

  • St Lukes Meridian Medical Center
    520 S Eagle Rd, Meridian, ID 83642 · Ada CountyPhone(208) 381-2222

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

Dr. Sharon E. Oster is affiliated with 4 sites of care

Dr. Oster's primary practice is St Lukes Meridian Medical Center in Meridian, Idaho. Dr. Oster is also affiliated with St. Luke's Boise Medical Center. Dmand AI also links Dr. Oster to 1 more hospital and 1 physician office, each named with a free account.

See all 4 affiliations for Dr. Oster

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. Sharon E. Oster's practice

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

EHR by site
SiteEHR vendor and product
St Lukes Meridian Medical CenterAvailable with a free account
+3 more affiliated sitesAvailable with a free account

Source: Dmand AI Technology Install Data

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Dr. Sharon E. Oster is one of 25 infectious disease specialists in Idaho

Infectious disease is Dr. Oster's primary specialty in the NPI Registry, under taxonomy code 207RI0200X. Dr. Oster is board certified in internal medicine by the American Board of Internal Medicine. Dmand AI has Dr. Oster's licenses on file in 3 states: Idaho, California and Virginia.

Specialties and state licenses

  • Infectious disease, IdahoPrimaryLicense M7900 · 1999 to 2026 · taxonomy 207RI0200X
  • California license1984 to 2002
  • Virginia license1981 to 2002

Clinical focus

Dmand AI lists acid reflux, acute skin infection, aneurysm, anxiety, arthritis, atrial fibrillation and flutter, carpal tunnel syndrome and chronic anemia among the conditions Dr. Oster treats.

Infectious disease specialists near Dr. Oster

Counts of infectious disease specialists 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. Sharon E. Oster billed Medicare for 295 services in 2024

CMS data shows 295 Medicare services from Dr. Oster across 5 procedure codes in 2024, for 91 Medicare patients. Medicare paid $21,568 for them. Every service was in an office.

Medicare services, 2024295
Medicare patients91
Paid by Medicare$21,568
Procedure codes5

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

  • 2023
  • 2024
Office and hospital visits
2023: 2112024: 17915%
Other services
2023: 1532024: 9836%
Surgery
2023: 322024: 1844%

Dr. Oster compared with the Idaho median for infectious disease specialists, 2024

  • Dr. Oster
  • Idaho median
Medicare services
295vs 295Close to median
Medicare patients
91vs 12628% below
Part D claims
2,624vs 17914.7 times

Medians across 23 infectious disease specialists in Idaho with Dmand AI profiles that report each measure.

Dr. Oster'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. Oster

Need commercial claims for Dr. Oster?

Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Oster and other infectious disease specialists in Idaho.

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

Dr. Sharon E. Oster treated 91 Medicare patients in 2024, average age 79

CMS counts 91 Medicare patients who saw Dr. Oster in 2024. The largest group is 75 to 84, with 38 patients. 75% of them have high blood pressure, and 75% have high cholesterol. Their average risk score is 0.95, where 1.00 is the Medicare average.

Across all payers, Dmand AI patient panel data puts Dr. Oster's median patient age at 80, with 76% women.

Medicare patients, 202491
Average age79
Average risk score0.95

Dr. Oster's Medicare patients by age, 2024

CMS leaves out age groups with fewer than 11 patients.

Dr. Oster's Medicare patients by sex, 2024

  • Women6976%
  • Men2224%

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

  1. High blood pressure75%
  2. High cholesterol75%
  3. Arthritis53%
  4. Osteoporosis22%
  5. Atrial fibrillation20%
  6. Diabetes20%
  7. Ischemic heart disease20%
  8. Mood disorders14%

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

Dr. Oster's patients across all payers

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

Patient panel by age, all payers

Median age 80

Patient panel by sex, all payers

  • Women76%
  • Men24%

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

Dr. Sharon E. Oster wrote 3,163 Medicare Part D claims in 2024

In 2024, Dr. Oster wrote 3,163 Medicare Part D claims for 183 patients. 88% of them were for generic drugs. CMS names the drug for 2,624 of them, across 73 drugs with 11 or more claims each, at $191,731 in total drug cost. In 2023, CMS named 2,665 claims across 73 drugs.

Part D claims, 20243,163
Drugs named by CMS73
Total drug cost$191,731
Part D patients183

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

  • Generic2,789 claims88%
  • Brand-name and other374 claims12%

Dr. Oster'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.

Drug classes CMS tracks in Dr. Oster's Part D claims, 2024

  • Antibiotics2%67 of 3,163 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: 2,6652024: 2,6242%

Drugs named by CMS: 73 in 2024, 73 in 2023.

See all prescribing by Dr. Oster

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. Sharon E. Oster takes part in Medicare

Dr. Oster 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)

For MedTech and pharma teams

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Dr. Sharon E. Oster has 6 publications on record

Dmand AI links 6 papers to Dr. Oster. The most frequent topics are Bacteria, Cephalosporins and Gram-Positive Bacterial Infections. Dr. Oster has published most often in J Antimicrob Chemother. Dr. Oster's most frequent co-author is Valerie A. Chirurgi, MD.

Papers6

Topics Dr. Oster writes about most

  • Bacteria
  • Cephalosporins
  • Gram-Positive Bacterial Infections
  • Microbial Sensitivity Tests
  • Toxoplasmosis

Dr. Oster's most frequent co-authors

Recent publications by Dr. Oster

See all 6 publications and co-authors

See who Dr. Oster researches with

Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Oster works with, so you can find a warm path to the right infectious disease specialists.

How network discovery works

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

Dr. Sharon E. Oster received $1,033 in industry payments from 2016 to 2025

CMS Open Payments shows 44 general payments to Dr. Oster from 18 drug and device companies from 2016 to 2025. Food and beverage make up the largest share, 90% of the total. Astellas Pharma US Inc paid the most, $252.

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

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

$1Kin total
  • Food and beverage$93490%
  • Education$9910%

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

Share is of all general payments to this clinician.

See all payments to Dr. Oster

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

Dr. Sharon E. Oster has 1 award and honors on record

Dmand AI lists 1 award for Dr. Oster, most recently CMS Stage 1 2012 in 2012.

Awards and honors for Dr. Oster

  1. 2012
    • CMS Stage 1 2012

Source: Dmand AI Professional Profile Data

Dr. Sharon E. Oster graduated from Macon & Joan Brock Virginia Health Sciences Eastern Virginia Medical School

Dr. Oster graduated from Macon & Joan Brock Virginia Health Sciences Eastern Virginia Medical School in 1980.

  1. Medical schoolMacon & Joan Brock Virginia Health Sciences Eastern Virginia Medical School
  2. Board certified in internal medicineAmerican Board of Internal Medicine

Source: Dmand AI Professional Profile Data

Dr. Sharon E. Oster accepts plans from 17 insurance carriers

Dr. Oster is in network with 17 carriers, including Aetna, Blue Cross Blue Shield of Michigan and HCSC. PPO plans come from the most carriers, 10. Check the plan with the practice before a visit.

  • Aetna
  • Blue Cross Blue Shield of Michigan
  • HCSC
  • United Healthcare
  • Elevance
  • Blue Cross Blue Shield of Massachusetts
  • Molina
  • Regence Health Plans
  • +9 more carriersWith a free account

Plan types Dr. Oster accepts, by number of carriers

  1. PPO10
  2. Medicare8
  3. HMO7
  4. POS6
  5. EPO4

Source: Dmand AI Insurance Network Data

Sources for Dr. Sharon E. Oster'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)
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)
Awards and committee rolesDmand AI Professional Profile Data
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. Sharon E. Oster

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. Sharon E. Oster's NPI number?

Dr. Sharon E. Oster's NPI number is 1528076643. It was assigned on August 4, 2006, and it is active in the NPI Registry.

What kind of doctor is Dr. Sharon E. Oster?

Dr. Sharon E. Oster is an infectious disease specialist in Meridian, Idaho. The primary specialty in the NPI Registry is Infectious Disease Physician (taxonomy code 207RI0200X).

Where does Dr. Sharon E. Oster practice?

Dr. Oster practices at 520 S Eagle Rd, Meridian, ID 83642. Dr. Oster's primary practice is St Lukes Meridian Medical Center in Meridian, Idaho. Dmand AI also links Dr. Oster to 1 hospital and 1 physician office.

What is Dr. Sharon E. Oster's office phone number?

The practice phone on file for Dr. Oster is (208) 381-2222.

What is Dr. Sharon E. Oster's medical license number?

Dr. Oster holds Idaho license M7900, one of the licenses on file in 3 states.

Which states has Dr. Sharon E. Oster been licensed in?

Dmand AI has state licenses on file for Dr. Oster in Idaho (1999 to 2026), California (1984 to 2002) and Virginia (1981 to 2002).

Which hospitals is Dr. Sharon E. Oster affiliated with?

Dr. Oster is affiliated with St. Luke's Boise Medical Center. Dmand AI links Dr. Oster to 1 more hospital.

Does Dr. Sharon E. Oster accept Medicare?

Yes. CMS data shows Dr. Oster billed Medicare for 295 services in 2024, and Dr. Oster accepts Medicare assignment.

How many Medicare patients does Dr. Sharon E. Oster see?

CMS counts 91 Medicare patients who saw Dr. Oster in 2024, with an average age of 79.

Is Dr. Sharon E. Oster board certified?

Yes. Dr. Oster is board certified in internal medicine by the American Board of Internal Medicine.

Show 8 more questionsShow fewer questions

What services does Dr. Sharon E. Oster bill to Medicare?

In 2024, Dr. Oster's most billed Medicare services were office visit, established patient (99214), medicare service (G0439) and office visit, established patient (99213).

Where did Dr. Sharon E. Oster go to medical school?

Dr. Oster graduated from Macon & Joan Brock Virginia Health Sciences Eastern Virginia Medical School in 1980.

What drugs does Dr. Sharon E. Oster prescribe most?

In 2024 Medicare Part D data, Dr. Oster's most prescribed drugs by claims were Levothyroxine Sodium, Trazodone HCl and Omeprazole.

Has Dr. Sharon E. Oster received payments from drug or device companies?

CMS Open Payments shows $1,033 in general payments to Dr. Oster from 18 companies from 2016 to 2025. The largest total came from Astellas Pharma US Inc.

How long has Dr. Sharon E. Oster been practicing?

Dr. Oster graduated from medical school in 1980, 46 years ago.

Does Dr. Sharon E. Oster do research?

Dmand AI links 6 publications to Dr. Oster.

Who does Dr. Sharon E. Oster publish with?

Dr. Oster's most frequent co-authors are Valerie A. Chirurgi, MD (2 shared papers).

What insurance does Dr. Sharon E. Oster accept?

Dr. Oster is in network with 17 carriers, including Aetna, Blue Cross Blue Shield of Michigan and HCSC. PPO plans come from the most carriers, 10. Check the plan with the practice before a visit.

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