Dr. Alan C. Rupp, DO

  • Mission Viejo, CA
  • Emergency medicine physician
NPI1558990705PAC ID1052733870
Medicare services, 2024
496
Medicare patients, 2024
307
Part D claims, 2024
91
MIPS score, 2024
96
Hospital affiliations
4
Practice address
27700 Medical Center Rd, Mission Viejo, CA 92691
Practice phone
Call (949) 365-2447
Professional email
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Personal email
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Mobile number
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Social profiles

Primary practice

Mission Hospital - Unit

Acute Care Hospital-Unit · Mission Viejo, California

See all 9 affiliations

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Dr. Alan C. Rupp is an emergency medicine physician in Mission Viejo, California

Dr. Rupp practices at Mission Hospital - Unit in Mission Viejo, California.

Dr. Rupp's NPI, 1558990705, was assigned on April 8, 2020. Dr. Rupp graduated from Arizona College of Osteopathic Medicine Mid Western University in 2020. Dr. Rupp holds Michigan license 5151014527.

NPI and contact details
Medicare PAC ID
1052733870
NPI enumeration date
April 8, 2020
NPI status
Active
Accepts Medicare assignment
Yes
Practice phone
(949) 365-2447
Professional email
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Personal email
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Mobile number
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Sex
Male
Estimated age
32
Medical school graduation
2020

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

Dr. Alan C. Rupp practices at Mission Hospital - Unit in Mission Viejo, California

Dr. Rupp's primary practice is Mission Hospital - Unit, at 27700 Medical Center Rd, Mission Viejo, CA 92691 in Orange County. The practice phone is (949) 365-2447.

  • Mission Hospital - Unit
    27700 Medical Center Rd, Mission Viejo, CA 92691 · Orange CountyPhone(949) 365-2447

Source: Dmand AI Affiliation Data

Dr. Alan C. Rupp is affiliated with 4 sites of care and 5 medical groups

Dr. Rupp's primary practice is Mission Hospital - Unit in Mission Viejo, California. Dr. Rupp is also affiliated with Providence Mission Hospital. The medical group on file is Emergency Medicine Physicians. Dmand AI also links Dr. Rupp to 2 more hospitals and 4 medical groups, each named with a free account.

See all 9 affiliations for Dr. Rupp

Source: Dmand AI Affiliation Data

Dmand AI tracks the EHR system at Dr. Alan C. Rupp's practice

Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Rupp practices, 4 sites in all. Vendor and product names are available with a free account.

EHR by site
SiteEHR vendor and product
Mission Hospital - UnitAvailable with a free account
+3 more sites and 4 medical groupsAvailable with a free account

Source: Dmand AI Technology Install Data

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Dr. Alan C. Rupp is one of 7,423 emergency medicine physicians in California

Emergency medicine is Dr. Rupp's primary specialty in the NPI Registry, under taxonomy code 207P00000X. Dr. Rupp is licensed in Michigan.

Specialties and state licenses

  • Emergency medicine, MichiganPrimaryLicense 5151014527 · taxonomy 207P00000X

Emergency medicine physicians near Dr. Rupp

Counts of emergency medicine physicians 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. Alan C. Rupp billed Medicare for 496 services in 2024

CMS data shows 496 Medicare services from Dr. Rupp across 7 procedure codes in 2024, for 307 Medicare patients. Medicare paid $40,924 for them. Every service was in a facility, such as a hospital, rather than an office.

Medicare services, 2024496
Medicare patients307
Paid by Medicare$40,924
Procedure codes7

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

  • 2023
  • 2024
Office and hospital visits
2023: 1402024: 320129%
Tests and treatments
2023: 642024: 135111%
Imaging
2023: 272024: 4152%

Dr. Rupp compared with the California median for emergency medicine physicians, 2024

  • Dr. Rupp
  • California median
Medicare services
496vs 26587% above
Medicare patients
307vs 24326% above
Part D claims
16vs 6274% below

Medians across 7,079 emergency medicine physicians in California with Dmand AI profiles that report each measure.

Dr. Rupp'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. Rupp

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

Dr. Alan C. Rupp treated 307 Medicare patients in 2024, average age 68

CMS counts 307 Medicare patients who saw Dr. Rupp in 2024. The largest group is under 65, with 99 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 83% are also on Medicaid. Their average risk score is 2.77, 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. Rupp's median patient age at 45, with 48% women.

Medicare patients, 2024307
Average age68
Average risk score2.77
Also on Medicaid83%

Dr. Rupp's Medicare patients by age, 2024

Dr. Rupp's Medicare patients by sex, 2024

  • Women14949%
  • Men15851%

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

  1. High blood pressure75%
  2. High cholesterol75%
  3. Mood disorders66%
  4. Anxiety62%
  5. Depression61%
  6. Arthritis60%
  7. Schizophrenia and other psychoses59%
  8. Diabetes58%

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

Dr. Rupp's patients across all payers

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

Patient panel by age, all payers

Median age 45

Patient panel by sex, all payers

  • Women48%
  • Men51%

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

Dr. Alan C. Rupp wrote 91 Medicare Part D claims in 2024

In 2024, Dr. Rupp wrote 91 Medicare Part D claims for 56 patients. 96% of them were for generic drugs. CMS names the drug for 16 of them, across 1 drug with 11 or more claims each, at $67 in total drug cost. In 2023, CMS named 25 claims across 2 drugs.

Part D claims, 202491
Drugs named by CMS1
Total drug cost$67
Part D patients56

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

  • Generic87 claims96%
  • Brand-name and other4 claims4%

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

  • Opioids12%11 of 91 claims
  • Antibiotics38%35 of 91 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: 252024: 1636%

Drugs named by CMS: 1 in 2024, 2 in 2023.

See all prescribing by Dr. Rupp

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. Alan C. Rupp scored 96 out of 100 in Medicare's MIPS program for 2024

CMS publishes a Merit-based Incentive Payment System (MIPS) score of 96 out of 100 for Dr. Rupp for performance year 2024, reported as part of a group. Dr. Rupp accepts Medicare assignment, so Medicare's approved amount is taken as full payment.

Accepts Medicare assignment
Yes

Dr. Rupp's MIPS scores, performance year 2024

  • 96of 100Final score
  • 83.3of 100Quality
  • 40of 100Improvement Activities

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

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

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Dr. Alan C. Rupp received $95 in industry payments in 2022

CMS Open Payments shows 1 general payment to Dr. Rupp from 1 drug or device company in 2022. Food and beverage make up the largest share, 100% of the total. Bristol-Myers Squibb Company paid the most, $95.

Companies that paid Dr. Rupp the most, 2022 to 2022

Share is of all general payments to this clinician.

See all payments to Dr. Rupp

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

Dr. Alan C. Rupp graduated from Arizona College of Osteopathic Medicine Mid Western University

Dr. Rupp graduated from Arizona College of Osteopathic Medicine Mid Western University in 2020.

  1. Medical schoolArizona College of Osteopathic Medicine Mid Western University

Source: Dmand AI Professional Profile Data

Sources for Dr. Alan C. Rupp'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 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)
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. Alan C. Rupp

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. Alan C. Rupp's NPI number?

Dr. Alan C. Rupp's NPI number is 1558990705. It was assigned on April 8, 2020, and it is active in the NPI Registry.

What kind of doctor is Dr. Alan C. Rupp?

Dr. Alan C. Rupp is an emergency medicine physician in Mission Viejo, California. The primary specialty in the NPI Registry is Emergency Medicine Physician (taxonomy code 207P00000X).

Where does Dr. Alan C. Rupp practice?

Dr. Rupp practices at 27700 Medical Center Rd, Mission Viejo, CA 92691. Dr. Rupp's primary practice is Mission Hospital - Unit in Mission Viejo, California. Dmand AI also links Dr. Rupp to 2 hospitals and 4 medical groups.

What is Dr. Alan C. Rupp's office phone number?

The practice phone on file for Dr. Rupp is (949) 365-2447.

What is Dr. Alan C. Rupp's medical license number?

Dr. Rupp holds Michigan license 5151014527.

Which hospitals is Dr. Alan C. Rupp affiliated with?

Dr. Rupp is affiliated with Providence Mission Hospital. Dmand AI links Dr. Rupp to 3 more hospitals.

What medical group is Dr. Alan C. Rupp part of?

Dr. Rupp is linked to Emergency Medicine Physicians. Dmand AI links Dr. Rupp to 4 more medical groups.

Does Dr. Alan C. Rupp accept Medicare?

Yes. CMS data shows Dr. Rupp billed Medicare for 496 services in 2024, and Dr. Rupp accepts Medicare assignment.

What is Dr. Alan C. Rupp's MIPS score?

Dr. Rupp's MIPS final score for performance year 2024 is 96 out of 100, reported as part of a group.

How many Medicare patients does Dr. Alan C. Rupp see?

CMS counts 307 Medicare patients who saw Dr. Rupp in 2024, with an average age of 68.

Show 5 more questionsShow fewer questions

What services does Dr. Alan C. Rupp bill to Medicare?

In 2024, Dr. Rupp's most billed Medicare services were emergency department visit (99285), heart test or procedure (93010) and critical care (99291).

Where did Dr. Alan C. Rupp go to medical school?

Dr. Rupp graduated from Arizona College of Osteopathic Medicine Mid Western University in 2020.

What drugs does Dr. Alan C. Rupp prescribe most?

In 2024 Medicare Part D data, Dr. Rupp's most prescribed drugs by claims were Cephalexin.

Has Dr. Alan C. Rupp received payments from drug or device companies?

CMS Open Payments shows $95 in general payments to Dr. Rupp from 1 company from 2022 to 2022. The largest total came from Bristol-Myers Squibb Company.

How long has Dr. Alan C. Rupp been practicing?

Dr. Rupp graduated from medical school in 2020, 6 years ago.

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