Dr. Steve Z. Kallabat, MD

  • Bloomfield Hills, MI
  • Internist
NPI1245291475PAC ID1153427646
Medicare services, 2024
2,275
Medicare patients, 2024
313
Part D claims, 2024
5,294
MIPS score, 2024
58
Hospital affiliations
3
Practice address
1109 W Long Lake Rd, Bloomfield Hills, MI 48302-1967
Practice phone
Call (248) 723-2400
Professional email
Get professional email
Personal email
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Mobile number
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Social profiles

Primary practice

Internal Medicine And Pediatrics Of Bloomfield

Primary care practice · Bloomfield Hills, Michigan

See all 8 affiliations

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Dr. Steve Z. Kallabat is an internist in Bloomfield Hills, Michigan

Dr. Kallabat practices at Internal Medicine And Pediatrics Of Bloomfield in Bloomfield Hills, Michigan.

Dr. Kallabat's NPI, 1245291475, was assigned on March 29, 2006. Dr. Kallabat graduated from Wayne State University School Of Medicine in 1997. Dr. Kallabat holds Michigan license 4301070138.

NPI and contact details
Medicare PAC ID
1153427646
NPI enumeration date
March 29, 2006
NPI status
Active
Accepts Medicare assignment
Yes
Offers telehealth
Yes
Practice phone
(248) 723-2400
Professional email
Get email
Personal email
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Mobile number
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Sex
Male
Estimated age
59
Medical school graduation
1997

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

Dr. Steve Z. Kallabat practices at Internal Medicine and Pediatrics of Bloomfield in Bloomfield Hills, Michigan

Dr. Kallabat's primary practice is Internal Medicine and Pediatrics of Bloomfield, at 1109 W Long Lake Rd, Bloomfield Hills, MI 48302-1967. The practice phone is (248) 723-2400.

  • Internal Medicine and Pediatrics of Bloomfield
    1109 W Long Lake Rd, Bloomfield Hills, MI 48302-1967Phone(248) 723-2400

Source: Dmand AI Affiliation Data

Dr. Steve Z. Kallabat is affiliated with 6 sites of care and 2 medical groups

Dr. Kallabat's primary practice is Internal Medicine And Pediatrics Of Bloomfield in Bloomfield Hills, Michigan. Dr. Kallabat is also affiliated with Corewell Health William Beaumont University Hospital. The medical group on file is Internal Medicine and Pediatrics of Bloomfield. Dmand AI also links Dr. Kallabat to 2 more hospitals, 1 group practice or clinic, 1 home health agency and 1 medical group, each named with a free account.

See all 8 affiliations for Dr. Kallabat

Source: Dmand AI Affiliation Data

Dmand AI tracks the EHR system at Dr. Steve Z. Kallabat's practice

Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Kallabat practices, 6 sites in all. Vendor and product names are available with a free account.

EHR by site
SiteEHR vendor and product
Internal Medicine And Pediatrics Of BloomfieldAvailable with a free account
+5 more sites and 1 medical groupAvailable with a free account

Source: Dmand AI Technology Install Data

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Dr. Steve Z. Kallabat is one of 4,804 internists in Michigan

Internal medicine is Dr. Kallabat's primary specialty in the NPI Registry, under taxonomy code 207R00000X. Dr. Kallabat is board certified in internal medicine by the American Board of Internal Medicine. Dr. Kallabat is licensed in Michigan.

Specialties and state licenses

  • Internal medicine, MichiganPrimaryLicense 4301070138 · 1997 to 2026 · taxonomy 207R00000X

Clinical focus

Dmand AI lists acid reflux, acute mini-stroke (TIA), acute sinusitis, alzheimer's disease, aneurysm, asthma, atrial fibrillation and flutter and bursitis among the conditions Dr. Kallabat treats.

Internists near Dr. Kallabat

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. Steve Z. Kallabat billed Medicare for 2,275 services in 2024

CMS data shows 2,275 Medicare services from Dr. Kallabat across 19 procedure codes in 2024, for 313 Medicare patients. Medicare paid $143,498 for them. Every service was in an office.

Medicare services, 20242,275
Medicare patients313
Paid by Medicare$143,498
Procedure codes19

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

  • 2023
  • 2024
Office and hospital visits
2023: 1,0492024: 1,23017%
Other services
2023: 3602024: 48434%
Tests and treatments
2023: 2712024: 2897%
Lab and pathology
2023: 3022024: 21329%
Drugs given in the office
2023: 492024: 5920%
Imaging
2023: 222024: 0100%

Dr. Kallabat compared with the Michigan median for internists, 2024

  • Dr. Kallabat
  • Michigan median
Medicare services
2,275vs 4235.4 times
Medicare patients
313vs 15997% above
Part D claims
4,637vs 31414.8 times

Medians across 4,524 internists in Michigan with Dmand AI profiles that report each measure.

Dr. Kallabat'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. Kallabat

Need commercial claims for Dr. Kallabat?

Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Kallabat and other internists in Michigan.

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

Dr. Steve Z. Kallabat treated 313 Medicare patients in 2024, average age 74

CMS counts 313 Medicare patients who saw Dr. Kallabat in 2024. The largest group is 65 to 74, with 159 patients. 70% of them have high cholesterol, and 67% have high blood pressure. 6% are also on Medicaid. Their average risk score is 0.83, where 1.00 is the Medicare average.

Across all payers, Dmand AI patient panel data puts Dr. Kallabat's median patient age at 48, with 48% women.

Medicare patients, 2024313
Average age74
Average risk score0.83
Also on Medicaid6%

Dr. Kallabat's Medicare patients by age, 2024

Dr. Kallabat's Medicare patients by sex, 2024

  • Women16753%
  • Men14647%

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

  1. High cholesterol70%
  2. High blood pressure67%
  3. Arthritis30%
  4. Ischemic heart disease29%
  5. Diabetes23%
  6. Anxiety20%
  7. Atrial fibrillation16%
  8. Mood disorders16%

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

Dr. Kallabat's patients across all payers

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

Patient panel by age, all payers

Median age 48

Patient panel by sex, all payers

  • Women48%
  • Men52%

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

Dr. Steve Z. Kallabat wrote 5,294 Medicare Part D claims in 2024

In 2024, Dr. Kallabat wrote 5,294 Medicare Part D claims for 420 patients. 85% of them were for generic drugs. CMS names the drug for 4,637 of them, across 101 drugs with 11 or more claims each, at $514,686 in total drug cost. In 2023, CMS named 5,035 claims across 109 drugs.

Part D claims, 20245,294
Drugs named by CMS101
Total drug cost$514,686
Part D patients420

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

  • Generic4,476 claims85%
  • Brand-name780 claims15%
  • Other38 claims1%

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

  • Opioids0%26 of 5,294 claims
  • Antibiotics2%96 of 5,294 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: 5,0352024: 4,6378%

Drugs named by CMS: 101 in 2024, 109 in 2023.

See all prescribing by Dr. Kallabat

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. Steve Z. Kallabat scored 58 out of 100 in Medicare's MIPS program for 2024

CMS publishes a Merit-based Incentive Payment System (MIPS) score of 58 out of 100 for Dr. Kallabat for performance year 2024, reported as part of a group. Dr. Kallabat accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Dr. Kallabat as offering telehealth.

Accepts Medicare assignment
Yes
Offers telehealth
Yes

Dr. Kallabat's MIPS scores, performance year 2024

  • 58of 100Final score
  • 92.9of 100Quality
  • 0of 100Improvement Activities
  • 71of 100Cost

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

Removal or shaving of skin growth: 1 to 10 procedures (CMS shows small counts as a range)

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

For MedTech and pharma teams

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Dr. Steve Z. Kallabat received $10,060 in industry payments from 2016 to 2025

CMS Open Payments shows 483 general payments to Dr. Kallabat from 55 drug and device companies from 2016 to 2025. Food and beverage make up the largest share, 98% of the total. Pfizer Inc. paid the most, $2,224.

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

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

$10.1Kin total
  • Food and beverage$9,85398%
  • Debt forgiveness$2082%

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

Share is of all general payments to this clinician.

See all payments to Dr. Kallabat

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

Dr. Steve Z. Kallabat has 1 award and honors on record

Dmand AI lists 1 award for Dr. Kallabat, most recently CMS Stage 1 EHR in 2013.

Awards and honors for Dr. Kallabat

  1. 2013
    • CMS Stage 1 EHR

Source: Dmand AI Professional Profile Data

Dr. Steve Z. Kallabat graduated from Wayne State University School Of Medicine

Dr. Kallabat graduated from Wayne State University School Of Medicine in 1997. Dr. Kallabat is a member of ACP.

  1. Medical schoolWayne State University School Of Medicine
  2. Board certified in internal medicineAmerican Board of Internal Medicine
  3. Board certified in pediatricsAmerican Board of Pediatrics

Source: Dmand AI Professional Profile Data

Dr. Steve Z. Kallabat accepts plans from 17 insurance carriers

Dr. Kallabat is in network with 17 carriers, including Aetna, Health Alliance Plan and Blue Cross Blue Shield of Michigan. PPO plans come from the most carriers, 11. Check the plan with the practice before a visit.

Plan types Dr. Kallabat accepts, by number of carriers

  1. PPO11
  2. HMO10
  3. Medicare9
  4. POS6
  5. EPO5

Source: Dmand AI Insurance Network Data

Sources for Dr. Steve Z. Kallabat'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)Doctors and Clinicians Utilization Data (CMS) (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. Steve Z. Kallabat

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. Steve Z. Kallabat's NPI number?

Dr. Steve Z. Kallabat's NPI number is 1245291475. It was assigned on March 29, 2006, and it is active in the NPI Registry.

What kind of doctor is Dr. Steve Z. Kallabat?

Dr. Steve Z. Kallabat is an internist in Bloomfield Hills, Michigan. The primary specialty in the NPI Registry is Internal Medicine Physician (taxonomy code 207R00000X).

Where does Dr. Steve Z. Kallabat practice?

Dr. Kallabat practices at 1109 W Long Lake Rd, Bloomfield Hills, MI 48302-1967. Dr. Kallabat's primary practice is Internal Medicine And Pediatrics Of Bloomfield in Bloomfield Hills, Michigan. Dmand AI also links Dr. Kallabat to 2 hospitals, 1 group practice or clinic, 1 home health agency and 1 medical group.

What is Dr. Steve Z. Kallabat's office phone number?

The practice phone on file for Dr. Kallabat is (248) 723-2400.

What is Dr. Steve Z. Kallabat's medical license number?

Dr. Kallabat holds Michigan license 4301070138.

Which hospitals is Dr. Steve Z. Kallabat affiliated with?

Dr. Kallabat is affiliated with Corewell Health William Beaumont University Hospital. Dmand AI links Dr. Kallabat to 2 more hospitals.

What medical group is Dr. Steve Z. Kallabat part of?

Dr. Kallabat is linked to Internal Medicine and Pediatrics of Bloomfield. Dmand AI links Dr. Kallabat to 1 more medical group.

Does Dr. Steve Z. Kallabat accept Medicare?

Yes. CMS data shows Dr. Kallabat billed Medicare for 2,275 services in 2024, and Dr. Kallabat accepts Medicare assignment.

Does Dr. Steve Z. Kallabat offer telehealth?

Yes. The CMS Doctors and Clinicians file lists Dr. Kallabat as offering telehealth services.

What is Dr. Steve Z. Kallabat's MIPS score?

Dr. Kallabat's MIPS final score for performance year 2024 is 58 out of 100, reported as part of a group.

Show 8 more questionsShow fewer questions

How many Medicare patients does Dr. Steve Z. Kallabat see?

CMS counts 313 Medicare patients who saw Dr. Kallabat in 2024, with an average age of 74.

Is Dr. Steve Z. Kallabat board certified?

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

What services does Dr. Steve Z. Kallabat bill to Medicare?

In 2024, Dr. Kallabat's most billed Medicare services were office visit, established patient (99214), office visit, established patient (99213) and care management and other visits (99497).

Where did Dr. Steve Z. Kallabat go to medical school?

Dr. Kallabat graduated from Wayne State University School Of Medicine in 1997.

What drugs does Dr. Steve Z. Kallabat prescribe most?

In 2024 Medicare Part D data, Dr. Kallabat's most prescribed drugs by claims were Rosuvastatin Calcium, Amlodipine Besylate and Atorvastatin Calcium.

Has Dr. Steve Z. Kallabat received payments from drug or device companies?

CMS Open Payments shows $10,060 in general payments to Dr. Kallabat from 55 companies from 2016 to 2025. The largest total came from Pfizer Inc.

How long has Dr. Steve Z. Kallabat been practicing?

Dr. Kallabat graduated from medical school in 1997, 29 years ago.

What insurance does Dr. Steve Z. Kallabat accept?

Dr. Kallabat is in network with 17 carriers, including Aetna, Health Alliance Plan and Blue Cross Blue Shield of Michigan. PPO plans come from the most carriers, 11. Check the plan with the practice before a visit.

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