Catheterization, PeripheralCatheters, IndwellingEmergency Service, Hospital
Dr. Robert Alan Calleja, MD
NPI1316521644PAC ID7113336694
- Medicare services, 2024
- 127
- Medicare patients, 2024
- 94
- Part D claims, 2024
- 66
- Publications
- 2
- MIPS score, 2024
- 87
- Practice address
- 800 S Washington Avenue, Saginaw, MI 48601
- Practice phone
- Call (989) 776-8000
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
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Dr. Robert Alan Calleja is an emergency medicine physician in Saginaw, Michigan
Dr. Calleja practices at MyMichigan Medical Center Saginaw in Saginaw, Michigan, part of MyMichigan Health.
Dr. Calleja's NPI, 1316521644, was assigned on May 12, 2021. Dr. Calleja graduated from Wayne State University School of Medicine in 2021. Dr. Calleja holds Michigan license 4301511291.
NPI and contact details
- NPI
- 1316521644NPI Registry (opens in a new tab)
- Medicare PAC ID
- 7113336694
- NPI enumeration date
- May 12, 2021
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (989) 776-8000
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 31
- Medical school graduation
- 2021
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Robert Alan Calleja practices at MyMichigan Medical Center Saginaw in Saginaw, Michigan
Dr. Calleja's primary practice is MyMichigan Medical Center Saginaw, at 800 S Washington Avenue, Saginaw, MI 48601 in Saginaw County. The practice phone is (989) 776-8000.
- MyMichigan Medical Center Saginaw800 S Washington Avenue, Saginaw, MI 48601 · Saginaw CountyPhone(989) 776-8000
Source: Dmand AI Affiliation Data
Dr. Robert Alan Calleja is affiliated with 1 site of care and 1 medical group
Dr. Calleja's primary practice is MyMichigan Medical Center Saginaw in Saginaw, Michigan, part of MyMichigan Health. The medical group on file is Vituity.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Robert Alan Calleja's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Calleja practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| MyMichigan Medical Center Saginaw | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Robert Alan Calleja is one of 2,045 emergency medicine physicians in Michigan
Emergency medicine is Dr. Calleja's primary specialty in the NPI Registry, under taxonomy code 207P00000X. Dr. Calleja is licensed in Michigan.
Specialties and state licenses
- Emergency medicine, MichiganPrimary
Emergency medicine physicians near Dr. Calleja
Counts of emergency medicine physicians with a Dmand AI profile, by place and practice. Each opens the list.
2,045emergency medicine physicians in Michigan75emergency medicine physicians in Saginaw12emergency medicine physicians at MyMichigan Medical Center Saginaw
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Peer Benchmarks
Dr. Robert Alan Calleja billed Medicare for 127 services in 2024
CMS data shows 127 Medicare services from Dr. Calleja across 4 procedure codes in 2024, for 94 Medicare patients. Medicare paid $12,495 for them. Every service was in a facility, such as a hospital, rather than an office.
Medicare services, 2024127
Medicare patients94
Paid by Medicare$12,495
Procedure codes4
Dr. Calleja's Medicare services by type, 2024
- Office and hospital visits93
- Tests and treatments34
Dr. Calleja compared with the Michigan median for emergency medicine physicians, 2024
- Dr. Calleja
- Michigan median
- Medicare services
- 127vs 23446% below
- Medicare patients
- 94vs 21456% below
- Part D claims
- 13vs 4672% below
Medians across 1,937 emergency medicine physicians in Michigan with Dmand AI profiles that report each measure.
Dr. Calleja'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.
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Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Robert Alan Calleja treated 94 Medicare patients in 2024, average age 73
CMS counts 94 Medicare patients who saw Dr. Calleja in 2024. The largest group is 75 to 84, with 30 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 33% are also on Medicaid. Their average risk score is 1.92, 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. Calleja's median patient age at 65, with 59% women.
Medicare patients, 202494
Average age73
Average risk score1.92
Also on Medicaid33%
Dr. Calleja's Medicare patients by age, 2024
Dr. Calleja's Medicare patients by sex, 2024
- Women5457%
- Men4043%
Chronic conditions among Dr. Calleja's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Arthritis61%
- Ischemic heart disease51%
- Mood disorders47%
- Anxiety46%
- Depression44%
- Diabetes43%
Share of Medicare patients with each condition. A patient can have several.
Dr. Calleja's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 65
Patient panel by sex, all payers
- Women59%
- Men40%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Robert Alan Calleja wrote 66 Medicare Part D claims in 2024
In 2024, Dr. Calleja wrote 66 Medicare Part D claims for 51 patients. 95% of them were for generic drugs. CMS names the drug for 13 of them, across 1 drug with 11 or more claims each, at $111 in total drug cost. In 2023, CMS named 24 claims across 2 drugs.
Part D claims, 202466
Drugs named by CMS1
Total drug cost$111
Part D patients51
Dr. Calleja's Part D claims by kind of drug, 2024
- Generic63 claims95%
- Brand-name and other3 claims5%
Dr. Calleja'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. Calleja's Part D claims, 2024
- Antibiotics45%30 of 66 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: 242024: 1346%
Drugs named by CMS: 1 in 2024, 2 in 2023.
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. Robert Alan Calleja scored 87 out of 100 in Medicare's MIPS program for 2024
CMS publishes a Merit-based Incentive Payment System (MIPS) score of 87 out of 100 for Dr. Calleja for performance year 2024, reported as part of a group. Dr. Calleja accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Dr. Calleja's MIPS scores, performance year 2024
- 87of 100Final score
- 70.9of 100Quality
- 40of 100Improvement Activities
- 93of 100Cost
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. Robert Alan Calleja has 2 publications on record
Dmand AI links 2 papers to Dr. Calleja in 2023. Dr. Calleja's most frequent co-authors are Amit Bahl, MD, MPH, Steven Merlin Johnson, MD and Duncan Layne McGuire, DO.
Papers2
Dr. Calleja's most frequent co-authors
- Amit Bahl, MD, MPH2 shared papers
- Steven Merlin Johnson, MD1 shared paper
- Duncan Layne McGuire, DO1 shared paper
Recent publications by Dr. Calleja
See who Dr. Calleja researches with
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Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage
Dr. Robert Alan Calleja graduated from Wayne State University School of Medicine
Dr. Calleja graduated from Wayne State University School of Medicine in 2021.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Robert Alan Calleja's profile data
| Data on this page | Source |
|---|---|
| NPI, name, sex, specialty and licenses | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Professional Profile Data |
| Practice locations and phone | Dmand AI Affiliation Data |
| Primary practice, affiliations and health system | Dmand AI Affiliation DataDmand AI Org Hierarchy Data |
| Medicare services and procedure codes | Medicare Physician & Other Practitioners - by Provider and Service (CMS) (opens in a new tab) |
| State medians for the same specialty | Dmand AI Peer Benchmarks |
| Medicare patients and the all-payer patient panel | Dmand AI Patient Panel DataMedicare Physician & Other Practitioners - by Provider (CMS) (opens in a new tab) |
| Part D prescribing | Medicare 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 percentiles | Doctors and Clinicians National Downloadable File (CMS) (opens in a new tab)Clinician Public Reporting: Overall MIPS Performance (CMS) (opens in a new tab) |
| Publications, topics and co-authors | PubMed (National Library of Medicine) (opens in a new tab)Dmand AI Research Linkage |
| Training, board certification and memberships | Dmand AI Professional Profile Data |
| EHR at each practice site | Dmand AI Technology Install Data |
| Similar physicians | Dmand AI Affiliation Data |
Data last refreshed October 2026Report an inaccuracyRemove my information
FAQ
Frequently asked questions about Dr. Robert Alan Calleja
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. Robert Alan Calleja's NPI number?
Dr. Robert Alan Calleja's NPI number is 1316521644. It was assigned on May 12, 2021, and it is active in the NPI Registry.
What kind of doctor is Dr. Robert Alan Calleja?
Dr. Robert Alan Calleja is an emergency medicine physician in Saginaw, Michigan. The primary specialty in the NPI Registry is Emergency Medicine Physician (taxonomy code 207P00000X).
Where does Dr. Robert Alan Calleja practice?
Dr. Calleja practices at 800 S Washington Avenue, Saginaw, MI 48601. Dr. Calleja's primary practice is MyMichigan Medical Center Saginaw in Saginaw, Michigan, part of MyMichigan Health.
What is Dr. Robert Alan Calleja's office phone number?
The practice phone on file for Dr. Calleja is (989) 776-8000.
What is Dr. Robert Alan Calleja's medical license number?
Dr. Calleja holds Michigan license 4301511291.
Which hospitals is Dr. Robert Alan Calleja affiliated with?
Dr. Calleja practices at MyMichigan Medical Center Saginaw in Saginaw, Michigan.
What medical group is Dr. Robert Alan Calleja part of?
Dr. Calleja is linked to Vituity.
Does Dr. Robert Alan Calleja accept Medicare?
Yes. CMS data shows Dr. Calleja billed Medicare for 127 services in 2024, and Dr. Calleja accepts Medicare assignment.
What is Dr. Robert Alan Calleja's MIPS score?
Dr. Calleja's MIPS final score for performance year 2024 is 87 out of 100, reported as part of a group.
How many Medicare patients does Dr. Robert Alan Calleja see?
CMS counts 94 Medicare patients who saw Dr. Calleja in 2024, with an average age of 73.
Show 6 more questionsShow fewer questions
What services does Dr. Robert Alan Calleja bill to Medicare?
In 2024, Dr. Calleja's most billed Medicare services were emergency department visit (99285), heart test or procedure (93010) and emergency department visit (99284).
Where did Dr. Robert Alan Calleja go to medical school?
Dr. Calleja graduated from Wayne State University School of Medicine in 2021.
What drugs does Dr. Robert Alan Calleja prescribe most?
In 2024 Medicare Part D data, Dr. Calleja's most prescribed drugs by claims were Cephalexin.
How long has Dr. Robert Alan Calleja been practicing?
Dr. Calleja graduated from medical school in 2021, 5 years ago.
Does Dr. Robert Alan Calleja do research?
Dmand AI links 2 publications to Dr. Calleja.
Who does Dr. Robert Alan Calleja publish with?
Dr. Calleja's most frequent co-authors are Amit Bahl, MD, MPH (2 shared papers), Steven Merlin Johnson, MD (1 shared paper) and Duncan Layne McGuire, DO (1 shared paper).
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