Dr. Steven Mark Siwek, MD
- Medicare services, 2024
- 2,289
- Medicare patients, 2024
- 272
- Part D claims, 2024
- 1,716
- Publications
- 1
- MIPS score, 2024
- 71
- Practice address
- 5281 N 99th Ave, Glendale, AZ 85305
- Practice phone
- Call (623) 516-8252
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Pain Center of Arizona
Glendale, Arizona
Find Dr. Siwek's professional email, personal email and mobile number
Dmand AI checks each channel through healthcare-specific waterfall enrichment. See what is on file with a free account, with practice phones, licenses and affiliations.
Dr. Steven Mark Siwek is an interventional pain medicine physician in Glendale, Arizona
Dr. Siwek practices at Pain Center of Arizona in Glendale, Arizona.
Dr. Siwek's NPI, 1932204435, was assigned on September 13, 2006. Dr. Siwek graduated from New York Medical College in 1994. Dr. Siwek holds Arizona license 23424.
- NPI
- 1932204435NPI Registry (opens in a new tab)
- Medicare PAC ID
- 7719880392
- NPI enumeration date
- September 13, 2006
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
- Practice phone
- (623) 516-8252
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 58
- Medical school graduation
- 1994
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Steven Mark Siwek practices at Pain Center of Arizona in Glendale, Arizona
Dr. Siwek's primary practice is Pain Center of Arizona, at 5281 N 99th Ave, Glendale, AZ 85305 in Maricopa County. The practice phone is (623) 516-8252.
- Pain Center of Arizona5281 N 99th Ave, Glendale, AZ 85305 · Maricopa CountyPhone(623) 516-8252
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Dr. Steven Mark Siwek is affiliated with 3 sites of care and 1 medical group
Dr. Siwek's primary practice is Pain Center of Arizona in Glendale, Arizona. Dr. Siwek is also affiliated with Dignity Health, Yavapai Regional Medical Center West. The medical group on file is The Pain Center of Arizona. Dmand AI also links Dr. Siwek to 1 more group practice or clinic, named with a free account.
Sources: NPPES NPI Registry (CMS); Dmand AI Practice Data; and Dmand AI Affiliation Data
Dmand AI tracks the EHR system at Dr. Steven Mark Siwek's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Siwek practices, 2 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Pain Center of Arizona | Available with a free account |
| +2 more affiliated sites | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Steven Mark Siwek is one of 64 interventional pain medicine physicians in Arizona
Interventional pain medicine is Dr. Siwek's primary specialty in the NPI Registry, under taxonomy code 208VP0014X. Dr. Siwek is licensed in Arizona.
Specialties and state licenses
- Interventional pain medicine, ArizonaPrimary
Interventional pain medicine physicians near Dr. Siwek
Counts of interventional pain 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. Steven Mark Siwek billed Medicare for 2,289 services in 2024
CMS data shows 2,289 Medicare services from Dr. Siwek across 18 procedure codes in 2024, for 272 Medicare patients. Medicare paid $103,570 for them.
Dr. Siwek's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Drugs given in the office
- 2023: 4,6162024: 1,25973%
- Surgery
- 2023: 1,2022024: 69242%
- Tests and treatments
- 2023: 02024: 302
- Office and hospital visits
- 2023: 892024: 3660%
- Imaging
- 2023: 1492024: 0100%
- Lab and pathology
- 2023: 132024: 0100%
Where Dr. Siwek's Medicare services took place, 2024
- In an office1,92784%
- In a facility36216%
Dr. Siwek compared with the Arizona median for interventional pain medicine physicians, 2024
- Dr. Siwek
- Arizona median
- Medicare services
- 2,289vs 2,60612% below
- Medicare patients
- 272vs 33018% below
- Part D claims
- 1,582vs 1,01955% above
Medians across 63 interventional pain medicine physicians in Arizona with Dmand AI profiles that report each measure.
Dr. Siwek'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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Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Siwek and other interventional pain medicine physicians in Arizona.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Steven Mark Siwek treated 272 Medicare patients in 2024, average age 72
CMS counts 272 Medicare patients who saw Dr. Siwek in 2024. The largest group is 65 to 74, with 126 patients. 75% of them have arthritis, and 75% have high cholesterol. 18% are also on Medicaid. Their average risk score is 1.30, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Dr. Siwek's median patient age at 67, with 66% women.
Dr. Siwek's Medicare patients by age, 2024
Dr. Siwek's Medicare patients by sex, 2024
- Women16360%
- Men10940%
Chronic conditions among Dr. Siwek's Medicare patients, 2024
- Arthritis75%
- High cholesterol75%
- High blood pressure74%
- Anxiety36%
- Mood disorders35%
- Depression33%
- Ischemic heart disease29%
- Diabetes28%
Share of Medicare patients with each condition. A patient can have several.
Dr. Siwek's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 67
Patient panel by sex, all payers
- Women66%
- Men32%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Steven Mark Siwek wrote 1,716 Medicare Part D claims in 2024
In 2024, Dr. Siwek wrote 1,716 Medicare Part D claims for 634 patients. 96% of them were for generic drugs. CMS names the drug for 1,582 of them, across 25 drugs with 11 or more claims each, at $45,662 in total drug cost. In 2023, CMS named 3,796 claims across 33 drugs.
Dr. Siwek's Part D claims by kind of drug, 2024
- Generic1,644 claims96%
- Brand-name72 claims4%
Dr. Siwek'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. Siwek's Part D claims, 2024
- Opioids50%860 of 1,716 claims
- Antibiotics2%26 of 1,716 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: 3,7962024: 1,58258%
Drugs named by CMS: 25 in 2024, 33 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. Steven Mark Siwek scored 71 out of 100 in Medicare's MIPS program for 2024
CMS publishes a Merit-based Incentive Payment System (MIPS) score of 71 out of 100 for Dr. Siwek for performance year 2024, reported individually. Dr. Siwek accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Dr. Siwek as offering telehealth.
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
Dr. Siwek's MIPS scores, performance year 2024
- 71of 100Final score
- 52.4of 100Quality
- 83of 100Promoting Interoperability
- 40of 100Improvement Activities
- 60of 100Cost
Each score is out of 100. The final score weighs the categories CMS scored for this clinician.
Laminectomy or laminotomy (partial removal of spine bones): 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)
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Dr. Steven Mark Siwek has 1 publication on record
Dmand AI links 1 paper to Dr. Siwek in 2025. Dr. Siwek's most frequent co-authors are Abram Hans Burgher, MD, Randolph Y. Chang, MD and William M. Costigan, MD.
Dr. Siwek's most frequent co-authors
- Abram Hans Burgher, MD1 shared paper
- Randolph Y. Chang, MD1 shared paper
- William M. Costigan, MD1 shared paper
Recent publications by Dr. Siwek
See who Dr. Siwek researches with
Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Siwek works with, so you can find a warm path to the right interventional pain medicine physicians.
Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage
Dr. Steven Mark Siwek received $60,761 in industry payments from 2016 to 2025
CMS Open Payments shows 662 general payments to Dr. Siwek from 53 drug and device companies from 2016 to 2025. Debt forgiveness make up the largest share, 63% of the total. Orthofix Medical, Inc. paid the most, $37,985.
General payments to Dr. Siwek by program year, 2016 to 2025
General payments to Dr. Siwek by kind, 2016 to 2025
- Debt forgiveness$37,98563%
- Food and beverage$18,15930%
- Education$2,1744%
- Consulting fees$1,1642%
- Other$1,2792%
Companies that paid Dr. Siwek the most, 2016 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Steven Mark Siwek graduated from New York Medical College
Dr. Siwek graduated from New York Medical College in 1994.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Steven Mark Siwek'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 | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice Data |
| Primary practice, affiliations and health system | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice DataDmand AI Affiliation 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)Doctors and Clinicians Utilization Data (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 |
| Industry payments | Open Payments (CMS) (opens in a new tab) |
| 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. Steven Mark Siwek
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What is Dr. Steven Mark Siwek's NPI number?
Dr. Steven Mark Siwek's NPI number is 1932204435. It was assigned on September 13, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Steven Mark Siwek?
Dr. Steven Mark Siwek is an interventional pain medicine physician in Glendale, Arizona. The primary specialty in the NPI Registry is Interventional Pain Medicine Physician (taxonomy code 208VP0014X).
Where does Dr. Steven Mark Siwek practice?
Dr. Siwek practices at 5281 N 99th Ave, Glendale, AZ 85305. Dr. Siwek's primary practice is Pain Center of Arizona in Glendale, Arizona. Dmand AI also links Dr. Siwek to 1 group practice or clinic.
What is Dr. Steven Mark Siwek's office phone number?
The practice phone on file for Dr. Siwek is (623) 516-8252.
What is Dr. Steven Mark Siwek's medical license number?
Dr. Siwek holds Arizona license 23424.
Which hospitals is Dr. Steven Mark Siwek affiliated with?
Dr. Siwek is affiliated with Dignity Health, Yavapai Regional Medical Center West.
What medical group is Dr. Steven Mark Siwek part of?
Dr. Siwek is linked to The Pain Center of Arizona.
Does Dr. Steven Mark Siwek accept Medicare?
Yes. CMS data shows Dr. Siwek billed Medicare for 2,289 services in 2024, and Dr. Siwek accepts Medicare assignment.
Does Dr. Steven Mark Siwek offer telehealth?
Yes. The CMS Doctors and Clinicians file lists Dr. Siwek as offering telehealth services.
What is Dr. Steven Mark Siwek's MIPS score?
Dr. Siwek's MIPS final score for performance year 2024 is 71 out of 100, reported individually.
Show 8 more questionsShow fewer questions
How many Medicare patients does Dr. Steven Mark Siwek see?
CMS counts 272 Medicare patients who saw Dr. Siwek in 2024, with an average age of 72.
What services does Dr. Steven Mark Siwek bill to Medicare?
In 2024, Dr. Siwek's most billed Medicare services were injected or infused drug (J1100), medical service (98981) and surgery: brain, spine and nerves (64483).
Where did Dr. Steven Mark Siwek go to medical school?
Dr. Siwek graduated from New York Medical College in 1994.
What drugs does Dr. Steven Mark Siwek prescribe most?
In 2024 Medicare Part D data, Dr. Siwek's most prescribed drugs by claims were Oxycodone-Acetaminophen, Gabapentin and Hydrocodone-Acetaminophen.
Has Dr. Steven Mark Siwek received payments from drug or device companies?
CMS Open Payments shows $60,761 in general payments to Dr. Siwek from 53 companies from 2016 to 2025. The largest total came from Orthofix Medical, Inc.
How long has Dr. Steven Mark Siwek been practicing?
Dr. Siwek graduated from medical school in 1994, 32 years ago.
Does Dr. Steven Mark Siwek do research?
Dmand AI links 1 publication to Dr. Siwek.
Who does Dr. Steven Mark Siwek publish with?
Dr. Siwek's most frequent co-authors are Abram Hans Burgher, MD (1 shared paper), Randolph Y. Chang, MD (1 shared paper) and William M. Costigan, MD (1 shared paper).
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