Dr. Gordon Srkalovic, MD

  • Lansing, MI
  • Hematologist and oncologist
NPI1780783282PAC ID6800787946
Medicare services, 2024
339
Medicare patients, 2024
166
Part D claims, 2024
1,411
Clinical trials
2
Hospital affiliations
4
Practice address
1215 E Michigan Ave, Lansing, MI 48912
Practice phone
Call (517) 364-6000
Professional email
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Personal email
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Mobile number
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Social profiles

Primary practice

UM Health-Sparrow Lansing Campus

Lansing, Michigan

See all 10 affiliations

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Dr. Gordon Srkalovic is a hematologist and oncologist in Lansing, Michigan

Dr. Srkalovic practices at UM Health-Sparrow Lansing Campus in Lansing, Michigan.

Dr. Srkalovic's NPI, 1780783282, was assigned on September 21, 2006. Dr. Srkalovic holds Michigan license 4301082787.

NPI and contact details
Medicare PAC ID
6800787946
NPI enumeration date
September 21, 2006
NPI status
Active
Accepts Medicare assignment
Yes
Practice phone
(517) 364-6000
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. Gordon Srkalovic practices at UM Health-Sparrow Lansing Campus in Lansing, Michigan

Dr. Srkalovic's primary practice is UM Health-Sparrow Lansing Campus, at 1215 E Michigan Ave, Lansing, MI 48912 in Ingham County. The practice phone is (517) 364-6000.

  • UM Health-Sparrow Lansing Campus
    1215 E Michigan Ave, Lansing, MI 48912 · Ingham CountyPhone(517) 364-6000

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

Dr. Gordon Srkalovic is affiliated with 5 sites of care and 5 medical groups

Dr. Srkalovic's primary practice is UM Health-Sparrow Lansing Campus in Lansing, Michigan. Dr. Srkalovic is also affiliated with University of Michigan Health-Sparrow Lansing. The medical group on file is University of Michigan Health-Sparrow. Dmand AI also links Dr. Srkalovic to 3 more hospitals and 4 medical groups, each named with a free account.

See all 10 affiliations for Dr. Srkalovic

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. Gordon Srkalovic's practice

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

EHR by site
SiteEHR vendor and product
UM Health-Sparrow Lansing CampusAvailable with a free account
+4 more sites and 4 medical groupsAvailable with a free account

Source: Dmand AI Technology Install Data

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Dr. Gordon Srkalovic is one of 298 hematologists and oncologists in Michigan

Hematology and oncology is Dr. Srkalovic's primary specialty in the NPI Registry, under taxonomy code 207RH0003X. Dr. Srkalovic is licensed in Michigan.

Specialties and state licenses

  • Hematology and oncology, MichiganPrimaryLicense 4301082787 · taxonomy 207RH0003X

Hematologists and oncologists near Dr. Srkalovic

Counts of hematologists and oncologists 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. Gordon Srkalovic billed Medicare for 339 services in 2024

CMS data shows 339 Medicare services from Dr. Srkalovic across 4 procedure codes in 2024, all of them office visits, for 166 Medicare patients. Medicare paid $19,686 for them. Every service was in a facility, such as a hospital, rather than an office.

Medicare services, 2024339
Medicare patients166
Paid by Medicare$19,686
Procedure codes4

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

  • 2023
  • 2024
Office and hospital visits
2023: 3042024: 33912%

Dr. Srkalovic compared with the Michigan median for hematologists and oncologists, 2024

  • Dr. Srkalovic
  • Michigan median
Medicare services
339vs 61945% below
Medicare patients
166vs 22827% below
Part D claims
1,172vs 3783.1 times

Medians across 291 hematologists and oncologists in Michigan with Dmand AI profiles that report each measure.

Dr. Srkalovic'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. Srkalovic

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

Dr. Gordon Srkalovic treated 166 Medicare patients in 2024, average age 71

CMS counts 166 Medicare patients who saw Dr. Srkalovic in 2024. The largest group is 65 to 74, with 80 patients. 67% of them have high blood pressure, and 58% have cancer. 14% are also on Medicaid. Their average risk score is 1.79, 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. Srkalovic's median patient age at 72, with 50% women.

Medicare patients, 2024166
Average age71
Average risk score1.79
Also on Medicaid14%

Dr. Srkalovic's Medicare patients by age, 2024

CMS leaves out age groups with fewer than 11 patients.

Dr. Srkalovic's Medicare patients by sex, 2024

  • Women6942%
  • Men9758%

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

  1. High blood pressure67%
  2. Cancer58%
  3. High cholesterol57%
  4. Arthritis43%
  5. COPD30%
  6. Chronic kidney disease29%
  7. Anxiety28%
  8. Diabetes25%

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

Dr. Srkalovic's patients across all payers

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

Patient panel by age, all payers

Median age 72

Patient panel by sex, all payers

  • Women50%
  • Men50%

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

Dr. Gordon Srkalovic wrote 1,411 Medicare Part D claims in 2024

In 2024, Dr. Srkalovic wrote 1,411 Medicare Part D claims for 203 patients. 70% of them were for generic drugs. CMS names the drug for 1,172 of them, across 40 drugs with 11 or more claims each, at $4,897,830 in total drug cost. In 2023, CMS named 1,159 claims across 38 drugs.

Part D claims, 20241,411
Drugs named by CMS40
Total drug cost$4.9M
Part D patients203

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

  • Generic982 claims70%
  • Brand-name and other429 claims30%

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

  • Opioids4%54 of 1,411 claims
  • Antibiotics4%52 of 1,411 claims
  • Antipsychotics, patients 65 and over1%20 of 1,411 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: 1,1592024: 1,1721%

Drugs named by CMS: 40 in 2024, 38 in 2023.

See all prescribing by Dr. Srkalovic

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. Gordon Srkalovic takes part in Medicare

Dr. Srkalovic 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. Gordon Srkalovic has worked on 2 clinical trials

Dmand AI links Dr. Srkalovic to 2 clinical trials. Conditions studied include Carcinoma, Non-Small-Cell Lung and Carcinoma, Bronchogenic.

Conditions in Dr. Srkalovic's trials

  • Carcinoma, Non-Small-Cell Lung
  • Carcinoma, Bronchogenic

Investigators on the most trials with Dr. Srkalovic

Recent clinical trials with Dr. Srkalovic

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

Dr. Gordon Srkalovic received $417,041 in industry payments from 2016 to 2025

CMS Open Payments shows 377 general payments to Dr. Srkalovic from 20 drug and device companies from 2016 to 2025. Speaker and faculty fees make up the largest share, 62% of the total. Janssen Pharmaceuticals, Inc paid the most, $188,642. It also lists 2 research payments totaling $212 from 2017 to 2018.

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

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

$417Kin total
  • Speaker and faculty fees$259,96962%
  • Travel and lodging$69,00017%
  • Consulting fees$31,8588%
  • Honoraria$26,4236%
  • Other$28,8937%

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

Share is of all general payments to this clinician.

See all payments to Dr. Srkalovic

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

Sources for Dr. Gordon Srkalovic'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)
Clinical trials and co-investigatorsClinicalTrials.gov (National Library of Medicine) (opens in a new tab)Dmand AI Research Linkage
Industry paymentsOpen Payments (CMS) (opens in a new tab)
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. Gordon Srkalovic

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. Gordon Srkalovic's NPI number?

Dr. Gordon Srkalovic's NPI number is 1780783282. It was assigned on September 21, 2006, and it is active in the NPI Registry.

What kind of doctor is Dr. Gordon Srkalovic?

Dr. Gordon Srkalovic is a hematologist and oncologist in Lansing, Michigan. The primary specialty in the NPI Registry is Hematology & Oncology Physician (taxonomy code 207RH0003X).

Where does Dr. Gordon Srkalovic practice?

Dr. Srkalovic practices at 1215 E Michigan Ave, Lansing, MI 48912. Dr. Srkalovic's primary practice is UM Health-Sparrow Lansing Campus in Lansing, Michigan. Dmand AI also links Dr. Srkalovic to 3 hospitals and 4 medical groups.

What is Dr. Gordon Srkalovic's office phone number?

The practice phone on file for Dr. Srkalovic is (517) 364-6000.

What is Dr. Gordon Srkalovic's medical license number?

Dr. Srkalovic holds Michigan license 4301082787.

Which hospitals is Dr. Gordon Srkalovic affiliated with?

Dr. Srkalovic is affiliated with University of Michigan Health-Sparrow Lansing. Dmand AI links Dr. Srkalovic to 3 more hospitals.

What medical group is Dr. Gordon Srkalovic part of?

Dr. Srkalovic is linked to University of Michigan Health-Sparrow. Dmand AI links Dr. Srkalovic to 4 more medical groups.

Does Dr. Gordon Srkalovic accept Medicare?

Yes. CMS data shows Dr. Srkalovic billed Medicare for 339 services in 2024, and Dr. Srkalovic accepts Medicare assignment.

How many Medicare patients does Dr. Gordon Srkalovic see?

CMS counts 166 Medicare patients who saw Dr. Srkalovic in 2024, with an average age of 71.

What services does Dr. Gordon Srkalovic bill to Medicare?

In 2024, Dr. Srkalovic's most billed Medicare services were office visit, established patient (99213), office visit, established patient (99214) and office visit, established patient (99215).

Show 4 more questionsShow fewer questions

What drugs does Dr. Gordon Srkalovic prescribe most?

In 2024 Medicare Part D data, Dr. Srkalovic's most prescribed drugs by claims were Ondansetron HCl, Acyclovir and Dexamethasone.

Has Dr. Gordon Srkalovic received payments from drug or device companies?

CMS Open Payments shows $417,041 in general payments to Dr. Srkalovic from 20 companies from 2016 to 2025. The largest total came from Janssen Pharmaceuticals, Inc.

How long has Dr. Gordon Srkalovic been practicing?

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

Does Dr. Gordon Srkalovic do research?

Dr. Srkalovic has worked on 2 clinical trials.

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