Dr. Peter Niemczyk, MD
- Medicare services, 2024
- 4,833
- Medicare patients, 2024
- 543
- Part D claims, 2024
- 1,064
- MIPS score, 2024
- 75
- Hospital affiliations
- 2
- Practice address
- 5750 90, Sierra Vista, AZ 85635
- Practice phone
- Call (520) 263-3979
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Sierra Vista Regional Health Center Medical Group
Sierra Vista, Arizona
Find Dr. Niemczyk'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. Peter Niemczyk is a urologist in Sierra Vista, Arizona
Dr. Niemczyk practices at Sierra Vista Regional Health Center Medical Group in Sierra Vista, Arizona.
Dr. Niemczyk's NPI, 1518953041, was assigned on September 20, 2005. Dr. Niemczyk holds Arizona license 34718.
- NPI
- 1518953041NPI Registry (opens in a new tab)
- Medicare PAC ID
- 7719876457
- NPI enumeration date
- September 20, 2005
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (520) 263-3979
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 65
- Medical school graduation
- 1987
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Peter Niemczyk practices at Sierra Vista Regional Health Center Medical Group in Sierra Vista, Arizona
Dr. Niemczyk's primary practice is Sierra Vista Regional Health Center Medical Group, at 5750 90, Sierra Vista, AZ 85635 in Cochise County. The practice phone is (520) 263-3979.
- Sierra Vista Regional Health Center Medical Group5750 90, Sierra Vista, AZ 85635 · Cochise CountyPhone(520) 263-3979
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Dr. Peter Niemczyk is affiliated with 4 sites of care and 1 medical group
Dr. Niemczyk's primary practice is Sierra Vista Regional Health Center Medical Group in Sierra Vista, Arizona. Dr. Niemczyk is also affiliated with Canyon Vista Medical Center. The medical group on file is Canyon Vista Medical Group. Dmand AI also links Dr. Niemczyk to 1 more hospital and 1 physician office, each named with a free account.
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. Peter Niemczyk's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Niemczyk practices, 3 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Sierra Vista Regional Health Center Medical Group | Available with a free account |
| +3 more affiliated sites | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Peter Niemczyk is one of 249 urologists in Arizona
Urology is Dr. Niemczyk's primary specialty in the NPI Registry, under taxonomy code 208800000X. Dr. Niemczyk is licensed in Arizona.
Specialties and state licenses
- Urology, ArizonaPrimary
Urologists near Dr. Niemczyk
Counts of urologists 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. Peter Niemczyk billed Medicare for 4,833 services in 2024
CMS data shows 4,833 Medicare services from Dr. Niemczyk across 23 procedure codes in 2024, for 543 Medicare patients. Medicare paid $222,034 for them.
Dr. Niemczyk's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Drugs given in the office
- 2023: 1,4752024: 1,70015%
- Surgery
- 2023: 1,7602024: 1,58710%
- Office and hospital visits
- 2023: 1,2182024: 91025%
- Lab and pathology
- 2023: 8462024: 57232%
- Imaging
- 2023: 02024: 50
- Other services
- 2023: 02024: 14
- Tests and treatments
- 2023: 242024: 0100%
Where Dr. Niemczyk's Medicare services took place, 2024
- In an office4,55594%
- In a facility2786%
Dr. Niemczyk compared with the Arizona median for urologists, 2024
- Dr. Niemczyk
- Arizona median
- Medicare services
- 4,833vs 2,0162.4 times
- Medicare patients
- 543vs 47315% above
- Part D claims
- 962vs 70536% above
Medians across 239 urologists in Arizona with Dmand AI profiles that report each measure.
Dr. Niemczyk'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. Peter Niemczyk treated 543 Medicare patients in 2024, average age 76
CMS counts 543 Medicare patients who saw Dr. Niemczyk in 2024. The largest group is 65 to 74, with 223 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 3% are also on Medicaid. Their average risk score is 1.22, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Dr. Niemczyk's median patient age at 75, with 29% women.
Dr. Niemczyk's Medicare patients by age, 2024
Dr. Niemczyk's Medicare patients by sex, 2024
- Women17432%
- Men36968%
Chronic conditions among Dr. Niemczyk's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Arthritis50%
- Diabetes34%
- Ischemic heart disease32%
- Chronic kidney disease30%
- Cancer21%
- Mood disorders21%
Share of Medicare patients with each condition. A patient can have several.
Dr. Niemczyk's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 75
Patient panel by sex, all payers
- Women29%
- Men70%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Peter Niemczyk wrote 1,064 Medicare Part D claims in 2024
In 2024, Dr. Niemczyk wrote 1,064 Medicare Part D claims for 310 patients. 87% of them were for generic drugs. CMS names the drug for 962 of them, across 19 drugs with 11 or more claims each, at $140,474 in total drug cost. In 2023, CMS named 990 claims across 19 drugs.
Dr. Niemczyk's Part D claims by kind of drug, 2024
- Generic927 claims87%
- Brand-name137 claims13%
Dr. Niemczyk'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. Niemczyk's Part D claims, 2024
- Opioids5%50 of 1,064 claims
- Antibiotics9%92 of 1,064 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: 9902024: 9623%
Drugs named by CMS: 19 in 2024, 19 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. Peter Niemczyk scored 75 out of 100 in Medicare's MIPS program for 2024
CMS publishes a Merit-based Incentive Payment System (MIPS) score of 75 out of 100 for Dr. Niemczyk for performance year 2024, reported as part of a group. Dr. Niemczyk accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
- MIPS final score, 2024
- 75 of 100
Prostate resection: 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. Peter Niemczyk received $7,390 in industry payments from 2016 to 2025
CMS Open Payments shows 91 general payments to Dr. Niemczyk from 15 drug and device companies from 2016 to 2025. Travel and lodging make up the largest share, 58% of the total. Teleflex LLC paid the most, $2,331.
General payments to Dr. Niemczyk by program year, 2016 to 2025
General payments to Dr. Niemczyk by kind, 2016 to 2025
- Travel and lodging$4,29158%
- Food and beverage$2,88039%
- Education$2043%
- Speaker and faculty fees$150%
Companies that paid Dr. Niemczyk the most, 2016 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Sources for Dr. Peter Niemczyk's profile data
Data last refreshed October 2026Report an inaccuracyRemove my information
FAQ
Frequently asked questions about Dr. Peter Niemczyk
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. Peter Niemczyk's NPI number?
Dr. Peter Niemczyk's NPI number is 1518953041. It was assigned on September 20, 2005, and it is active in the NPI Registry.
What kind of doctor is Dr. Peter Niemczyk?
Dr. Peter Niemczyk is a urologist in Sierra Vista, Arizona. The primary specialty in the NPI Registry is Urology Physician (taxonomy code 208800000X).
Where does Dr. Peter Niemczyk practice?
Dr. Niemczyk practices at 5750 90, Sierra Vista, AZ 85635. Dr. Niemczyk's primary practice is Sierra Vista Regional Health Center Medical Group in Sierra Vista, Arizona. Dmand AI also links Dr. Niemczyk to 1 hospital and 1 physician office.
What is Dr. Peter Niemczyk's office phone number?
The practice phone on file for Dr. Niemczyk is (520) 263-3979.
What is Dr. Peter Niemczyk's medical license number?
Dr. Niemczyk holds Arizona license 34718.
Which hospitals is Dr. Peter Niemczyk affiliated with?
Dr. Niemczyk is affiliated with Canyon Vista Medical Center. Dmand AI links Dr. Niemczyk to 1 more hospital.
What medical group is Dr. Peter Niemczyk part of?
Dr. Niemczyk is linked to Canyon Vista Medical Group.
Does Dr. Peter Niemczyk accept Medicare?
Yes. CMS data shows Dr. Niemczyk billed Medicare for 4,833 services in 2024, and Dr. Niemczyk accepts Medicare assignment.
What is Dr. Peter Niemczyk's MIPS score?
Dr. Niemczyk's MIPS final score for performance year 2024 is 75 out of 100, reported as part of a group.
How many Medicare patients does Dr. Peter Niemczyk see?
CMS counts 543 Medicare patients who saw Dr. Niemczyk in 2024, with an average age of 76.
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What services does Dr. Peter Niemczyk bill to Medicare?
In 2024, Dr. Niemczyk's most billed Medicare services were injected or infused drug (J0585), lab and pathology test (81002) and surgery: urinary system (51798).
What drugs does Dr. Peter Niemczyk prescribe most?
In 2024 Medicare Part D data, Dr. Niemczyk's most prescribed drugs by claims were Alfuzosin HCl ER, Oxybutynin Chloride ER and Tolterodine Tartrate ER.
Has Dr. Peter Niemczyk received payments from drug or device companies?
CMS Open Payments shows $7,390 in general payments to Dr. Niemczyk from 15 companies from 2016 to 2025. The largest total came from Teleflex LLC.
How long has Dr. Peter Niemczyk been practicing?
Dr. Niemczyk graduated from medical school in 1987, 39 years ago.
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