Dr. Mark W. Ptaskiewicz, MD
- Medicare services, 2021
- 299
- Part D claims, 2024
- 13,306
- Affiliated sites
- 1
- Medical group
- 1
- State license
- 1
- Practice address
- 7701 Sheridan Blvd, Arvada, CO 80003
- Practice phone
- Call (303) 338-4545
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Kaiser Permanente Hidden Lake Medical Offices
Arvada, Colorado
Find Dr. Ptaskiewicz'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. Mark W. Ptaskiewicz is an internist in Arvada, Colorado
Dr. Ptaskiewicz practices at Kaiser Permanente Hidden Lake Medical Offices in Arvada, Colorado.
Dr. Ptaskiewicz's NPI, 1043347099, was assigned on February 27, 2007. Dr. Ptaskiewicz graduated from Jefferson Medical College of Thomas Jefferson University in 1991. Dr. Ptaskiewicz holds Colorado license 36000.
- NPI
- 1043347099NPI Registry (opens in a new tab)
- NPI enumeration date
- February 27, 2007
- NPI status
- Active
- Practice phone
- (303) 338-4545
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 61
- Medical school graduation
- 1991
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Practice Data
Dr. Mark W. Ptaskiewicz practices at Kaiser Permanente Hidden Lake Medical Offices in Arvada, Colorado
Dr. Ptaskiewicz's primary practice is Kaiser Permanente Hidden Lake Medical Offices, at 7701 Sheridan Blvd, Arvada, CO 80003 in Jefferson County. The practice phone is (303) 338-4545.
- Kaiser Permanente Hidden Lake Medical Offices7701 Sheridan Blvd, Arvada, CO 80003 · Jefferson CountyPhone(303) 338-4545
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Dr. Mark W. Ptaskiewicz is affiliated with 2 sites of care and 1 medical group
Dr. Ptaskiewicz's primary practice is Kaiser Permanente Hidden Lake Medical Offices in Arvada, Colorado. The medical group on file is Colorado Permanente Medical Group. Dmand AI also links Dr. Ptaskiewicz 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. Mark W. Ptaskiewicz's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Ptaskiewicz practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Kaiser Permanente Hidden Lake Medical Offices | Available with a free account |
| +1 more affiliated site | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Mark W. Ptaskiewicz is one of 1,668 internists in Colorado
Internal medicine is Dr. Ptaskiewicz's primary specialty in the NPI Registry, under taxonomy code 207R00000X. Dr. Ptaskiewicz is licensed in Colorado.
Specialties and state licenses
- Internal medicine, ColoradoPrimary
Internists near Dr. Ptaskiewicz
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. Mark W. Ptaskiewicz billed Medicare for 299 services in 2021
CMS data shows 299 Medicare services from Dr. Ptaskiewicz across 4 procedure codes in 2021. Medicare paid $9,006 for them. Every service was in an office.
Dr. Ptaskiewicz compared with the Colorado median for internists, 2021
- Dr. Ptaskiewicz
- Colorado median
- Medicare services
- 299vs 37721% below
- Part D claims
- 12,779vs 31840.2 times
Medians across 1,630 internists in Colorado with Dmand AI profiles that report each measure.
Dr. Ptaskiewicz's most billed Medicare procedure codes, 2021
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. Ptaskiewicz and other internists in Colorado.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Mark W. Ptaskiewicz's patients have a median age of 70
Across all payers, Dmand AI patient panel data puts Dr. Ptaskiewicz's median patient age at 70, with 50% women.
Dr. Ptaskiewicz's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 70
Patient panel by sex, all payers
- Women50%
- Men49%
Source: Dmand AI Patient Panel Data
Dr. Mark W. Ptaskiewicz wrote 13,306 Medicare Part D claims in 2024
In 2024, Dr. Ptaskiewicz wrote 13,306 Medicare Part D claims for 879 patients. 87% of them were for generic drugs. CMS names the drug for 12,779 of them, across 139 drugs with 11 or more claims each, at $674,682 in total drug cost. In 2023, CMS named 12,616 claims across 130 drugs.
Dr. Ptaskiewicz's Part D claims by kind of drug, 2024
- Generic11,600 claims87%
- Brand-name1,587 claims12%
- Other119 claims1%
Dr. Ptaskiewicz'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. Ptaskiewicz's Part D claims, 2024
- Opioids5%627 of 13,306 claims
- Antibiotics2%278 of 13,306 claims
- Antipsychotics, patients 65 and over0%44 of 13,306 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: 12,6162024: 12,7791%
Drugs named by CMS: 139 in 2024, 130 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
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Dr. Mark W. Ptaskiewicz graduated from Jefferson Medical College of Thomas Jefferson University
Dr. Ptaskiewicz graduated from Jefferson Medical College of Thomas Jefferson University in 1991.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Mark W. Ptaskiewicz'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 Data |
| 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) |
| 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. Mark W. Ptaskiewicz
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. Mark W. Ptaskiewicz's NPI number?
Dr. Mark W. Ptaskiewicz's NPI number is 1043347099. It was assigned on February 27, 2007, and it is active in the NPI Registry.
What kind of doctor is Dr. Mark W. Ptaskiewicz?
Dr. Mark W. Ptaskiewicz is an internist in Arvada, Colorado. The primary specialty in the NPI Registry is Internal Medicine Physician (taxonomy code 207R00000X).
Where does Dr. Mark W. Ptaskiewicz practice?
Dr. Ptaskiewicz practices at 7701 Sheridan Blvd, Arvada, CO 80003. Dr. Ptaskiewicz's primary practice is Kaiser Permanente Hidden Lake Medical Offices in Arvada, Colorado. Dmand AI also links Dr. Ptaskiewicz to 1 group practice or clinic.
What is Dr. Mark W. Ptaskiewicz's office phone number?
The practice phone on file for Dr. Ptaskiewicz is (303) 338-4545.
What is Dr. Mark W. Ptaskiewicz's medical license number?
Dr. Ptaskiewicz holds Colorado license 36000.
What medical group is Dr. Mark W. Ptaskiewicz part of?
Dr. Ptaskiewicz is linked to Colorado Permanente Medical Group.
Does Dr. Mark W. Ptaskiewicz accept Medicare?
Yes. CMS data shows Dr. Ptaskiewicz billed Medicare for 299 services in 2021.
What services does Dr. Mark W. Ptaskiewicz bill to Medicare?
In 2021, Dr. Ptaskiewicz's most billed Medicare services were medical service (0031A), medical service (0001A) and medical service (0064A).
Where did Dr. Mark W. Ptaskiewicz go to medical school?
Dr. Ptaskiewicz graduated from Jefferson Medical College of Thomas Jefferson University in 1991.
What drugs does Dr. Mark W. Ptaskiewicz prescribe most?
In 2024 Medicare Part D data, Dr. Ptaskiewicz's most prescribed drugs by claims were Atorvastatin Calcium, Lisinopril and Rosuvastatin Calcium.
How long has Dr. Mark W. Ptaskiewicz been practicing?
Dr. Ptaskiewicz graduated from medical school in 1991, 35 years ago.
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