Dr. Andrew Thomas Pajak, DO
- Medicare services, 2024
- 44
- Medicare patients, 2024
- 46
- Part D claims, 2024
- 33
- MIPS score, 2024
- 85
- Hospital affiliations
- 3
- Practice address
- 420 S 5th Avenue, West Reading, PA 19611
- Practice phone
- Call (610) 988-8000
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Pajak's professional email, personal email and mobile number
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Dr. Andrew Thomas Pajak is an internist in Reading, Pennsylvania
Dr. Pajak practices at Reading Hospital in West Reading, Pennsylvania, part of Tower Health.
Dr. Pajak's NPI, 1316406382, was assigned on March 18, 2019. Dr. Pajak holds Pennsylvania license OS022670.
- NPI
- 1316406382NPI Registry (opens in a new tab)
- Medicare PAC ID
- 7113252495
- NPI enumeration date
- March 18, 2019
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (610) 988-8000
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 33
- Medical school graduation
- 2019
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Andrew Thomas Pajak practices at Reading Hospital in West Reading, Pennsylvania
Dr. Pajak's primary practice is Reading Hospital, at 420 S 5th Avenue, West Reading, PA 19611 in Berks County. The practice phone is (610) 988-8000.
- Reading Hospital420 S 5th Avenue, West Reading, PA 19611 · Berks CountyPhone(610) 988-8000
Source: Dmand AI Affiliation Data
Dr. Andrew Thomas Pajak is affiliated with 4 sites of care and 2 medical groups
Dr. Pajak's primary practice is Reading Hospital in West Reading, Pennsylvania, part of Tower Health. Dr. Pajak is also affiliated with University of Maryland Shore Medical Center at Easton. The medical group on file is Tower Health Medical Group. Dmand AI also links Dr. Pajak to 1 more hospital, 1 group practice or clinic and 1 medical group, each named with a free account.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Andrew Thomas Pajak's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Pajak practices, 4 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Reading Hospital | Available with a free account |
| +3 more sites and 1 medical group | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Andrew Thomas Pajak is one of 5,665 internists in Pennsylvania
Internal medicine is Dr. Pajak's primary specialty in the NPI Registry, under taxonomy code 207R00000X. Dr. Pajak is licensed in Pennsylvania.
Specialties and state licenses
- Internal medicine, PennsylvaniaPrimary
Internists near Dr. Pajak
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. Andrew Thomas Pajak billed Medicare for 44 services in 2024
CMS data shows 44 Medicare services from Dr. Pajak across 2 procedure codes in 2024, for 46 Medicare patients. Medicare paid $4,941 for them. Every service was in a facility, such as a hospital, rather than an office.
Dr. Pajak compared with the Pennsylvania median for internists, 2024
- Dr. Pajak
- Pennsylvania median
- Medicare services
- 44vs 41789% below
- Medicare patients
- 46vs 18575% below
- Part D claims
- 115vs 22449% below
Medians across 5,518 internists in Pennsylvania with Dmand AI profiles that report each measure.
Dr. Pajak'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. Pajak and other internists in Pennsylvania.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Andrew Thomas Pajak treated 46 Medicare patients in 2024, average age 76
CMS counts 46 Medicare patients who saw Dr. Pajak in 2024. The largest group is 65 to 74, with 19 patients. 75% of them have arthritis, and 75% have high blood pressure. Their average risk score is 2.79, 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. Pajak's median patient age at 70, with 46% women.
Dr. Pajak's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Dr. Pajak's Medicare patients by sex, 2024
- Women2452%
- Men2248%
Chronic conditions among Dr. Pajak's Medicare patients, 2024
- Arthritis75%
- High blood pressure75%
- High cholesterol75%
- Chronic kidney disease52%
- Anxiety50%
- Mood disorders50%
- Heart failure48%
- Ischemic heart disease46%
Share of Medicare patients with each condition. A patient can have several.
Dr. Pajak'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
- Women46%
- Men54%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Andrew Thomas Pajak wrote 33 Medicare Part D claims in 2024
In 2024, Dr. Pajak wrote 33 Medicare Part D claims for 14 patients. 48% of them were for generic drugs. They cover 6 drugs, with $1,333 in total drug cost. In 2021, CMS named 236 claims across 11 drugs.
Dr. Pajak's Part D claims by kind of drug, 2024
- Generic16 claims48%
- Brand-name17 claims52%
Dr. Pajak's most prescribed drugs by claims, 2022
CMS names a drug when it has 11 or more claims. Share is of the claims for drugs CMS names.
Part D claims for drugs CMS names, 2021 to 2022
- 2021
- 2022
- Claims for drugs CMS names
- 2021: 2362022: 11551%
Drugs named by CMS: 6 in 2022, 11 in 2021.
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. Andrew Thomas Pajak scored 85 out of 100 in Medicare's MIPS program for 2024
CMS publishes a Merit-based Incentive Payment System (MIPS) score of 85 out of 100 for Dr. Pajak for performance year 2024, reported as part of a group. Dr. Pajak accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Dr. Pajak's MIPS scores, performance year 2024
- 85of 100Final score
- 73.3of 100Quality
- 97of 100Promoting Interoperability
- 40of 100Improvement Activities
- 78of 100Cost
Each score is out of 100. The final score weighs the categories CMS scored for this clinician.
Sources: Doctors and Clinicians National Downloadable File (CMS); and Clinician Public Reporting: Overall MIPS Performance (CMS), 2024 data, released September 10, 2026
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Dr. Andrew Thomas Pajak received $528 in industry payments from 2023 to 2025
CMS Open Payments shows 21 general payments to Dr. Pajak from 14 drug and device companies from 2023 to 2025. Food and beverage make up the largest share, 81% of the total. Sanofi and Genzyme US Companies paid the most, $160.
General payments to Dr. Pajak by program year, 2023 to 2025
General payments to Dr. Pajak by kind, 2023 to 2025
- Food and beverage$42881%
- Education$10019%
Companies that paid Dr. Pajak the most, 2023 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Sources for Dr. Andrew Thomas Pajak'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 | Dmand AI Affiliation Data |
| Primary practice, affiliations and health system | Dmand AI Affiliation DataDmand AI Org Hierarchy 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) |
| Industry payments | Open Payments (CMS) (opens in a new tab) |
| 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. Andrew Thomas Pajak
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. Andrew Thomas Pajak's NPI number?
Dr. Andrew Thomas Pajak's NPI number is 1316406382. It was assigned on March 18, 2019, and it is active in the NPI Registry.
What kind of doctor is Dr. Andrew Thomas Pajak?
Dr. Andrew Thomas Pajak is an internist in Reading, Pennsylvania. The primary specialty in the NPI Registry is Internal Medicine Physician (taxonomy code 207R00000X).
Where does Dr. Andrew Thomas Pajak practice?
Dr. Pajak practices at 420 S 5th Avenue, West Reading, PA 19611. Dr. Pajak's primary practice is Reading Hospital in West Reading, Pennsylvania, part of Tower Health. Dmand AI also links Dr. Pajak to 1 hospital, 1 group practice or clinic and 1 medical group.
What is Dr. Andrew Thomas Pajak's office phone number?
The practice phone on file for Dr. Pajak is (610) 988-8000.
What is Dr. Andrew Thomas Pajak's medical license number?
Dr. Pajak holds Pennsylvania license OS022670.
Which hospitals is Dr. Andrew Thomas Pajak affiliated with?
Dr. Pajak practices at Reading Hospital in West Reading, Pennsylvania. Dr. Pajak is also affiliated with University of Maryland Shore Medical Center at Easton. Dmand AI links Dr. Pajak to 1 more hospital.
What medical group is Dr. Andrew Thomas Pajak part of?
Dr. Pajak is linked to Tower Health Medical Group. Dmand AI links Dr. Pajak to 1 more medical group.
Does Dr. Andrew Thomas Pajak accept Medicare?
Yes. CMS data shows Dr. Pajak billed Medicare for 44 services in 2024, and Dr. Pajak accepts Medicare assignment.
What is Dr. Andrew Thomas Pajak's MIPS score?
Dr. Pajak's MIPS final score for performance year 2024 is 85 out of 100, reported as part of a group.
How many Medicare patients does Dr. Andrew Thomas Pajak see?
CMS counts 46 Medicare patients who saw Dr. Pajak in 2024, with an average age of 76.
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What services does Dr. Andrew Thomas Pajak bill to Medicare?
In 2024, Dr. Pajak's most billed Medicare services were hospital inpatient care (99223) and hospital inpatient care (99222).
What drugs does Dr. Andrew Thomas Pajak prescribe most?
In 2022 Medicare Part D data, Dr. Pajak's most prescribed drugs by claims were Atorvastatin Calcium, Amlodipine Besylate and Lisinopril.
Has Dr. Andrew Thomas Pajak received payments from drug or device companies?
CMS Open Payments shows $528 in general payments to Dr. Pajak from 14 companies from 2023 to 2025. The largest total came from Sanofi and Genzyme US Companies.
How long has Dr. Andrew Thomas Pajak been practicing?
Dr. Pajak graduated from medical school in 2019, 7 years ago.
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