Dr. Michael S. Saag, MD

  • Birmingham, AL
  • Infectious disease specialist
NPI1700809548PAC ID0941495428
Medicare services, 2024
229
Medicare patients, 2024
106
Part D claims, 2024
546
Publications
317
Clinical trials
9
Practice address
619 19th S St, Birmingham, AL 35211
Practice phone
Call (205) 731-9770
Professional email
Get professional email
Personal email
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Mobile number
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Social profiles

Primary practice

University of Alabama Birmingham Hospital

Birmingham, Alabama

See all 4 affiliations

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Dr. Michael S. Saag is an infectious disease specialist in Birmingham, Alabama

Dr. Saag practices at University of Alabama Birmingham Hospital in Birmingham, Alabama.

Dr. Saag's NPI, 1700809548, was assigned on July 25, 2006. Dr. Saag graduated from University Of Louisville School Of Medicine in 1981. Dr. Saag's Alabama license number on file is 10505.

NPI and contact details
Medicare PAC ID
0941495428
NPI enumeration date
July 25, 2006
NPI status
Active
Accepts Medicare assignment
Yes
Practice phone
(205) 731-9770
Professional email
Get email
Personal email
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Mobile number
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Sex
Male
Estimated age
71
Medical school graduation
1981

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

Dr. Michael S. Saag practices at University of Alabama Birmingham Hospital in Birmingham, Alabama

Dr. Saag's primary practice is University of Alabama Birmingham Hospital, at 619 19th S St, Birmingham, AL 35211 in Jefferson County. The practice phone is (205) 731-9770.

  • University of Alabama Birmingham Hospital
    619 19th S St, Birmingham, AL 35211 · Jefferson CountyPhone(205) 731-9770

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

Dr. Michael S. Saag is affiliated with 2 sites of care and 2 medical groups

Dr. Saag's primary practice is University of Alabama Birmingham Hospital in Birmingham, Alabama. Dr. Saag is also affiliated with UAB Hospital. The medical group on file is UAB Medicine. Dmand AI also links Dr. Saag to 1 more medical group, named with a free account.

See all 4 affiliations for Dr. Saag

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. Michael S. Saag's practice

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

EHR by site
SiteEHR vendor and product
University of Alabama Birmingham HospitalAvailable with a free account
+1 more site and 1 medical groupAvailable with a free account

Source: Dmand AI Technology Install Data

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Dr. Michael S. Saag is one of 103 infectious disease specialists in Alabama

Infectious disease is Dr. Saag's primary specialty in the NPI Registry, under taxonomy code 207RI0200X. Dr. Saag is board certified in infectious disease by the American Board of Internal Medicine. Dr. Saag has a license on file in Alabama.

Specialties and state licenses

  • Infectious disease, AlabamaPrimaryLicense 10505 · 1982 to 2025 · taxonomy 207RI0200X

Clinical focus

Dmand AI lists acute skin infection, hiv/aids, pneumonia and respiratory infection and shingles among the conditions Dr. Saag treats.

Infectious disease specialists near Dr. Saag

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. Michael S. Saag billed Medicare for 229 services in 2024

CMS data shows 229 Medicare services from Dr. Saag across 6 procedure codes in 2024, for 106 Medicare patients. Medicare paid $13,466 for them.

Medicare services, 2024229
Medicare patients106
Paid by Medicare$13,466
Procedure codes6

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

  • 2023
  • 2024
Office and hospital visits
2023: 982024: 17680%
Other services
2023: 02024: 53
Surgery
2023: 232024: 0100%

Where Dr. Saag's Medicare services took place, 2024

  • In an office13659%
  • In a facility9341%

Dr. Saag compared with the Alabama median for infectious disease specialists, 2024

  • Dr. Saag
  • Alabama median
Medicare services
229vs 16737% above
Medicare patients
106vs 997% above
Part D claims
312vs 20651% above

Medians across 103 infectious disease specialists in Alabama with Dmand AI profiles that report each measure.

Dr. Saag'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. Saag

Need commercial claims for Dr. Saag?

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

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

Dr. Michael S. Saag treated 106 Medicare patients in 2024, average age 64

CMS counts 106 Medicare patients who saw Dr. Saag in 2024. The largest group is under 65, with 46 patients. 75% of them have high blood pressure, and 72% have high cholesterol. 35% are also on Medicaid. Their average risk score is 1.89, 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. Saag's median patient age at 50, with 29% women.

Medicare patients, 2024106
Average age64
Average risk score1.89
Also on Medicaid35%

Dr. Saag's Medicare patients by age, 2024

CMS leaves out age groups with fewer than 11 patients.

Dr. Saag's Medicare patients by sex, 2024

  • Women3129%
  • Men7571%

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

  1. High blood pressure75%
  2. High cholesterol72%
  3. Mood disorders46%
  4. Depression43%
  5. Chronic kidney disease39%
  6. Diabetes38%
  7. Anxiety37%
  8. Arthritis33%

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

Dr. Saag's patients across all payers

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

Patient panel by age, all payers

Median age 50

Patient panel by sex, all payers

  • Women29%
  • Men71%

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

Dr. Michael S. Saag wrote 546 Medicare Part D claims in 2024

In 2024, Dr. Saag wrote 546 Medicare Part D claims for 75 patients. 76% of them were for generic drugs. CMS names the drug for 312 of them, across 15 drugs with 11 or more claims each, at $172,018 in total drug cost. In 2023, CMS named 706 claims across 29 drugs.

Part D claims, 2024546
Drugs named by CMS15
Total drug cost$172,018
Part D patients75

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

  • Generic413 claims76%
  • Brand-name and other133 claims24%

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

  • Opioids6%32 of 546 claims
  • Antibiotics2%13 of 546 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: 7062024: 31256%

Drugs named by CMS: 15 in 2024, 29 in 2023.

See all prescribing by Dr. Saag

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. Michael S. Saag takes part in Medicare

Dr. Saag 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. Michael S. Saag has 317 publications on record

Dmand AI links 317 papers to Dr. Saag, published from 2000 to 2025. 2016 was the busiest year, with 8. The most frequent topics are HIV Infections, Anti-HIV Agents and HIV-1. Dr. Saag has published most often in J Acquir Immune Defic Syndr. Dr. Saag's most frequent co-authors are Joseph J. Eron, MD, William Christopher Mathews, MD and Mari M. Kitahata, MD.

Papers317
Years published2000 to 2025

Dr. Saag's papers by year, 2016 to 2025

Topics Dr. Saag writes about most

  • HIV Infections
  • Anti-HIV Agents
  • HIV-1
  • Viral Load
  • CD4 Lymphocyte Count
  • RNA, Viral
  • Antiretroviral Therapy, Highly Active
  • Acquired Immunodeficiency Syndrome

Dr. Saag's most frequent co-authors

Recent publications by Dr. Saag

See all 317 publications and co-authors

See who Dr. Saag researches with

Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Saag 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. Michael S. Saag has worked on 9 clinical trials

Dmand AI links Dr. Saag to 9 clinical trials, 2 of them phase 1/2 studies. Conditions studied include HIV Infections, Lentivirus Infections and Acquired Immunodeficiency Syndrome. National Institute of Allergy and Infectious Diseases (NIAID) sponsors the most, 3.

Clinical trials with Dr. Saag by phase

  1. NonePhase 1: no trials
  2. 2Phase 1/2: 2 trials
  3. 2Phase 2: 2 trials
  4. 1Phase 2/3: 1 trial
  5. 1Phase 3: 1 trial
  6. NonePhase 4: no trials

Conditions in Dr. Saag's trials

  • HIV Infections
  • Lentivirus Infections
  • Acquired Immunodeficiency Syndrome
  • Slow Virus Diseases
  • AIDS-Related Complex

Investigators on the most trials with Dr. Saag

Recent clinical trials with Dr. Saag

See all 9 clinical trials and co-investigators

Sources: Dmand AI Research Linkage; and ClinicalTrials.gov (National Library of Medicine)

Dr. Michael S. Saag received $62,608 in industry payments from 2016 to 2018

CMS Open Payments shows 93 general payments to Dr. Saag from 5 drug and device companies from 2016 to 2018. Consulting fees make up the largest share, 78% of the total. Merck Sharp & Dohme Corporation paid the most, $41,245.

General payments to Dr. Saag by program year, 2016 to 2018

General payments to Dr. Saag by kind, 2016 to 2018

$62.6Kin total
  • Consulting fees$48,71378%
  • Travel and lodging$11,05218%
  • Food and beverage$1,8443%
  • Accredited education speaker fees$1,0002%

Companies that paid Dr. Saag the most, 2016 to 2018

Share is of all general payments to this clinician.

See all payments to Dr. Saag

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

Dr. Michael S. Saag has 3 awards and honors on record

Dmand AI lists 3 awards for Dr. Saag, most recently America's Top Doctors in 2014.

Awards and honors for Dr. Saag

  1. 2014
    • America's Top Doctors
  2. 1997
    • Whos Who
  3. Undated
    • ASCI Member

Source: Dmand AI Professional Profile Data

Dr. Michael S. Saag graduated from University Of Louisville School Of Medicine

Dr. Saag graduated from University Of Louisville School Of Medicine in 1981.

  1. Medical schoolUniversity Of Louisville School Of Medicine
  2. Board certified in infectious diseaseAmerican Board of Internal Medicine
  3. Board certified in internal medicineAmerican Board of Internal Medicine

Source: Dmand AI Professional Profile Data

Dr. Michael S. Saag accepts plans from 13 insurance carriers

Dr. Saag is in network with 13 carriers, including Aetna, United Healthcare and Blue Cross Blue Shield of Michigan. Medicare plans come from the most carriers, 10. Check the plan with the practice before a visit.

Plan types Dr. Saag accepts, by number of carriers

  1. Medicare10
  2. PPO9
  3. HMO4
  4. POS4
  5. EPO2
  6. Medicaid1

Source: Dmand AI Insurance Network Data

Sources for Dr. Michael S. Saag'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
Clinical trials and co-investigatorsDmand AI Research LinkageClinicalTrials.gov (National Library of Medicine) (opens in a new tab)
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. Michael S. Saag

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. Michael S. Saag's NPI number?

Dr. Michael S. Saag's NPI number is 1700809548. It was assigned on July 25, 2006, and it is active in the NPI Registry.

What kind of doctor is Dr. Michael S. Saag?

Dr. Michael S. Saag is an infectious disease specialist in Birmingham, Alabama. The primary specialty in the NPI Registry is Infectious Disease Physician (taxonomy code 207RI0200X).

Where does Dr. Michael S. Saag practice?

Dr. Saag practices at 619 19th S St, Birmingham, AL 35211. Dr. Saag's primary practice is University of Alabama Birmingham Hospital in Birmingham, Alabama. Dmand AI also links Dr. Saag to 1 medical group.

What is Dr. Michael S. Saag's office phone number?

The practice phone on file for Dr. Saag is (205) 731-9770.

What is Dr. Michael S. Saag's medical license number?

Dr. Saag's Alabama license number on file is 10505.

Which hospitals is Dr. Michael S. Saag affiliated with?

Dr. Saag is affiliated with UAB Hospital.

What medical group is Dr. Michael S. Saag part of?

Dr. Saag is linked to UAB Medicine. Dmand AI links Dr. Saag to 1 more medical group.

Does Dr. Michael S. Saag accept Medicare?

Yes. CMS data shows Dr. Saag billed Medicare for 229 services in 2024, and Dr. Saag accepts Medicare assignment.

How many Medicare patients does Dr. Michael S. Saag see?

CMS counts 106 Medicare patients who saw Dr. Saag in 2024, with an average age of 64.

Is Dr. Michael S. Saag board certified?

Yes. Dr. Saag is board certified in infectious disease by the American Board of Internal Medicine.

Show 8 more questionsShow fewer questions

What services does Dr. Michael S. Saag bill to Medicare?

In 2024, Dr. Saag's most billed Medicare services were office visit, established patient (99214), medicare service (G2211) and hospital inpatient care (99232).

Where did Dr. Michael S. Saag go to medical school?

Dr. Saag graduated from University Of Louisville School Of Medicine in 1981.

What drugs does Dr. Michael S. Saag prescribe most?

In 2024 Medicare Part D data, Dr. Saag's most prescribed drugs by claims were Gabapentin, Zolpidem Tartrate and Biktarvy.

Has Dr. Michael S. Saag received payments from drug or device companies?

CMS Open Payments shows $62,608 in general payments to Dr. Saag from 5 companies from 2016 to 2018. The largest total came from Merck Sharp & Dohme Corporation.

How long has Dr. Michael S. Saag been practicing?

Dr. Saag graduated from medical school in 1981, 45 years ago.

Does Dr. Michael S. Saag do research?

Dmand AI links 317 publications to Dr. Saag, published from 2000 to 2025. Dr. Saag has worked on 9 clinical trials.

Who does Dr. Michael S. Saag publish with?

Dr. Saag's most frequent co-authors are Joseph J. Eron, MD (61 shared papers), William Christopher Mathews, MD (47 shared papers) and Mari M. Kitahata, MD (43 shared papers).

What insurance does Dr. Michael S. Saag accept?

Dr. Saag is in network with 13 carriers, including Aetna, United Healthcare and Blue Cross Blue Shield of Michigan. Medicare plans come from the most carriers, 10. Check the plan with the practice before a visit.

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