Dr. Angela Shih, DO

  • Oceanside, CA
  • Internist
NPI1477088912PAC ID8527483551
Medicare services, 2024
638
Medicare patients, 2024
196
Part D claims, 2024
284
Publications
2
Hospital affiliations
1
Practice address
4002 Vista Way, Oceanside, CA 92056
Practice phone
Call (760) 724-8411
Professional email
Get professional email
Personal email
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Mobile number
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Social profiles

Primary practice

Sharp Tri-City Medical Center

Hospital · Oceanside, California

See all 4 affiliations

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Dr. Angela Shih is an internist in Oceanside, California

Dr. Shih practices at Sharp Tri-City Medical Center in Oceanside, California, part of Sharp HealthCare.

Dr. Shih's NPI, 1477088912, was assigned on April 21, 2017. Dr. Shih graduated from Touro University California - Vallejo in 2017. Dr. Shih's California license number on file is 20A17093.

NPI and contact details
Medicare PAC ID
8527483551
NPI enumeration date
April 21, 2017
NPI status
Active
Accepts Medicare assignment
Yes
Practice phone
(760) 724-8411
Professional email
Get email
Personal email
Get email
Mobile number
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Sex
Female
Estimated age
35
Medical school graduation
2017

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

Dr. Angela Shih practices at Sharp Tri-City Medical Center in Oceanside, California

Dr. Shih's primary practice is Sharp Tri-City Medical Center, at 4002 Vista Way, Oceanside, CA 92056 in San Diego County. The practice phone is (760) 724-8411.

Source: Dmand AI Affiliation Data

Dr. Angela Shih is affiliated with 1 site of care and 3 medical groups

Dr. Shih's primary practice is Sharp Tri-City Medical Center in Oceanside, California, part of Sharp HealthCare. The medical group on file is Inpatient Specialist of California PC. Dmand AI also links Dr. Shih to 2 more medical groups, each named with a free account.

See all 4 affiliations for Dr. Shih

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

Dmand AI tracks the EHR system at Dr. Angela Shih's practice

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

EHR by site
SiteEHR vendor and product
Sharp Tri-City Medical CenterAvailable with a free account
+2 medical groupsAvailable with a free account

Source: Dmand AI Technology Install Data

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Dr. Angela Shih is one of 16,751 internists in California

Internal medicine is Dr. Shih's primary specialty in the NPI Registry, under taxonomy code 207R00000X. Dr. Shih is board certified in internal medicine by the AOA Board of Internal Medicine. Dr. Shih has a license on file in California.

Specialties and state licenses

  • Internal medicine, CaliforniaPrimaryLicense 20A17093 · 2019 to 2025 · taxonomy 207R00000X

Clinical focus

Dmand AI lists circulatory problems in extremities, congestive heart failure, gastrointestinal bleeding, heart attack, pneumonia and respiratory infection, pulmonary embolism, sepsis and stroke among the conditions Dr. Shih treats.

Internists near Dr. Shih

Counts of internists 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. Angela Shih billed Medicare for 638 services in 2024

CMS data shows 638 Medicare services from Dr. Shih across 4 procedure codes in 2024, for 196 Medicare patients. Medicare paid $50,416 for them. Every service was in a facility, such as a hospital, rather than an office.

Medicare services, 2024638
Medicare patients196
Paid by Medicare$50,416
Procedure codes4

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

  • 2023
  • 2024
Office and hospital visits
2023: 5962024: 6387%

Dr. Shih compared with the California median for internists, 2024

  • Dr. Shih
  • California median
Medicare services
638vs 36177% above
Medicare patients
196vs 15130% above
Part D claims
86vs 42180% below

Medians across 15,815 internists in California with Dmand AI profiles that report each measure.

Dr. Shih'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. Shih

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

Dr. Angela Shih treated 196 Medicare patients in 2024, average age 77

CMS counts 196 Medicare patients who saw Dr. Shih in 2024. The largest group is 65 to 74, with 64 patients. 75% of them have high blood pressure, and 73% have high cholesterol. 34% are also on Medicaid. Their average risk score is 2.21, 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. Shih's median patient age at 73, with 47% women.

Medicare patients, 2024196
Average age77
Average risk score2.21
Also on Medicaid34%

Dr. Shih's Medicare patients by age, 2024

Dr. Shih's Medicare patients by sex, 2024

  • Women10353%
  • Men9347%

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

  1. High blood pressure75%
  2. High cholesterol73%
  3. Arthritis52%
  4. Heart failure46%
  5. Mood disorders42%
  6. Atrial fibrillation41%
  7. Diabetes41%
  8. Ischemic heart disease41%

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

Dr. Shih's patients across all payers

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

Patient panel by age, all payers

Median age 73

Patient panel by sex, all payers

  • Women47%
  • Men53%

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

Dr. Angela Shih wrote 284 Medicare Part D claims in 2024

In 2024, Dr. Shih wrote 284 Medicare Part D claims for 116 patients. 90% of them were for generic drugs. CMS names the drug for 86 of them, across 7 drugs with 11 or more claims each, at $8,772 in total drug cost. In 2023, CMS named 84 claims across 6 drugs.

Part D claims, 2024284
Drugs named by CMS7
Total drug cost$8,772
Part D patients116

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

  • Generic257 claims90%
  • Brand-name27 claims10%

Dr. Shih'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. Shih's Part D claims, 2024

  • Opioids5%13 of 284 claims
  • Antibiotics20%58 of 284 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: 842024: 862%

Drugs named by CMS: 7 in 2024, 6 in 2023.

See all prescribing by Dr. Shih

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. Angela Shih takes part in Medicare

Dr. Shih 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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Dr. Angela Shih has 2 publications on record

Dmand AI links 2 papers to Dr. Shih, published from 2013 to 2015. The most frequent topics are Ferrets, Influenza A Virus, H1N1 Subtype and Orthomyxoviridae Infections. Dr. Shih's most frequent co-author is Kanta Subbarao, MBBS.

Papers2
Years published2013 to 2015

Topics Dr. Shih writes about most

  • Ferrets
  • Influenza A Virus, H1N1 Subtype
  • Orthomyxoviridae Infections
  • Receptors, Virus
  • Sialic Acids

Dr. Shih's most frequent co-authors

Recent publications by Dr. Shih

See all 2 publications and co-authors

See who Dr. Shih researches with

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

How network discovery works

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

Dr. Angela Shih received $99 in industry payments from 2019 to 2020

CMS Open Payments shows 5 general payments to Dr. Shih from 3 drug and device companies from 2019 to 2020. Food and beverage make up the largest share, 100% of the total. Amgen Inc. paid the most, $55.

General payments to Dr. Shih by program year, 2019 to 2020

Companies that paid Dr. Shih the most, 2019 to 2020

Share is of all general payments to this clinician.

See all payments to Dr. Shih

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

Dr. Angela Shih graduated from Touro University California - Vallejo

Dr. Shih graduated from Touro University California - Vallejo in 2017.

  1. Medical schoolTouro University California - Vallejo
  2. Board certified in internal medicineAOA Board of Internal Medicine

Source: Dmand AI Professional Profile Data

Dr. Angela Shih accepts plans from 5 insurance carriers

Dr. Shih is in network with 5 carriers, including Blue Cross Blue Shield of Massachusetts, Blue Cross Blue Shield of Michigan and HCSC. Medicare plans come from the most carriers, 5. Check the plan with the practice before a visit.

  • Blue Cross Blue Shield of Massachusetts
  • Blue Cross Blue Shield of Michigan
  • HCSC
  • Regence Health Plans
  • CMS Medicare

Plan types Dr. Shih accepts, by number of carriers

  1. Medicare5
  2. PPO4

Source: Dmand AI Insurance Network Data

Sources for Dr. Angela Shih'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)
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. Angela Shih

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. Angela Shih's NPI number?

Dr. Angela Shih's NPI number is 1477088912. It was assigned on April 21, 2017, and it is active in the NPI Registry.

What kind of doctor is Dr. Angela Shih?

Dr. Angela Shih is an internist in Oceanside, California. The primary specialty in the NPI Registry is Internal Medicine Physician (taxonomy code 207R00000X).

Where does Dr. Angela Shih practice?

Dr. Shih practices at 4002 Vista Way, Oceanside, CA 92056. Dr. Shih's primary practice is Sharp Tri-City Medical Center in Oceanside, California, part of Sharp HealthCare. Dmand AI also links Dr. Shih to 2 medical groups.

What is Dr. Angela Shih's office phone number?

The practice phone on file for Dr. Shih is (760) 724-8411.

What is Dr. Angela Shih's medical license number?

Dr. Shih's California license number on file is 20A17093.

Which hospitals is Dr. Angela Shih affiliated with?

Dr. Shih practices at Sharp Tri-City Medical Center in Oceanside, California.

What medical group is Dr. Angela Shih part of?

Dr. Shih is linked to Inpatient Specialist of California PC. Dmand AI links Dr. Shih to 2 more medical groups.

Does Dr. Angela Shih accept Medicare?

Yes. CMS data shows Dr. Shih billed Medicare for 638 services in 2024, and Dr. Shih accepts Medicare assignment.

How many Medicare patients does Dr. Angela Shih see?

CMS counts 196 Medicare patients who saw Dr. Shih in 2024, with an average age of 77.

Is Dr. Angela Shih board certified?

Yes. Dr. Shih is board certified in internal medicine by the AOA Board of Internal Medicine.

Show 8 more questionsShow fewer questions

What services does Dr. Angela Shih bill to Medicare?

In 2024, Dr. Shih's most billed Medicare services were hospital inpatient care (99232), hospital inpatient care (99239) and hospital inpatient care (99223).

Where did Dr. Angela Shih go to medical school?

Dr. Shih graduated from Touro University California - Vallejo in 2017.

What drugs does Dr. Angela Shih prescribe most?

In 2024 Medicare Part D data, Dr. Shih's most prescribed drugs by claims were Eliquis, Clopidogrel and Amoxicillin-Clavulanate Potass.

Has Dr. Angela Shih received payments from drug or device companies?

CMS Open Payments shows $99 in general payments to Dr. Shih from 3 companies from 2019 to 2020. The largest total came from Amgen Inc.

How long has Dr. Angela Shih been practicing?

Dr. Shih graduated from medical school in 2017, 9 years ago.

Does Dr. Angela Shih do research?

Dmand AI links 2 publications to Dr. Shih, published from 2013 to 2015.

Who does Dr. Angela Shih publish with?

Dr. Shih's most frequent co-authors are Kanta Subbarao, MBBS (2 shared papers).

What insurance does Dr. Angela Shih accept?

Dr. Shih is in network with 5 carriers, including Blue Cross Blue Shield of Massachusetts, Blue Cross Blue Shield of Michigan and HCSC. Medicare plans come from the most carriers, 5. Check the plan with the practice before a visit.

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