Dr. Erik X. Tan, MD
- Medicare patients, 2024
- 18
- Part D claims, 2024
- 32
- MIPS score, 2024
- 85
- Hospital affiliations
- 2
- Medical groups
- 2
- Practice address
- 3400 Spruce St, Philadelphia, PA 19104
- Practice phone
- Call (215) 662-6289
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Tan'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. Erik X. Tan is an internist in Philadelphia, Pennsylvania
Dr. Tan practices at Hospital of the University of Pennsylvania in Philadelphia, Pennsylvania, part of University of Pennsylvania.
Dr. Tan's NPI, 1447837323, was assigned on March 26, 2021. Dr. Tan graduated from Perelman School of Med at the University of Pennsylvania in 2021. Dr. Tan holds Pennsylvania license MD482216.
- NPI
- 1447837323NPI Registry (opens in a new tab)
- Medicare PAC ID
- 1355726985
- NPI enumeration date
- March 26, 2021
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (215) 662-6289
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 31
- Medical school graduation
- 2021
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Erik X. Tan practices at Hospital of the University of Pennsylvania in Philadelphia, Pennsylvania
Dr. Tan's primary practice is Hospital of the University of Pennsylvania, at 3400 Spruce St, Philadelphia, PA 19104 in Philadelphia County. The practice phone is (215) 662-6289.
- Hospital of the University of Pennsylvania3400 Spruce St, Philadelphia, PA 19104 · Philadelphia CountyPhone(215) 662-6289
Source: Dmand AI Affiliation Data
Dr. Erik X. Tan is affiliated with 2 sites of care and 2 medical groups
Dr. Tan's primary practice is Hospital of the University of Pennsylvania in Philadelphia, Pennsylvania, part of University of Pennsylvania. Dr. Tan is also affiliated with Penn Presbyterian Medical Center. The medical group on file is Penn Medicine Lancaster General Health. Dmand AI also links Dr. Tan to 1 more medical group, named with a free account.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Erik X. Tan's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Tan practices, 2 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Hospital of the University of Pennsylvania | Available with a free account |
| +1 more site and 1 medical group | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Erik X. Tan is one of 5,665 internists in Pennsylvania
Internal medicine is Dr. Tan's primary specialty in the NPI Registry, under taxonomy code 207R00000X. Dr. Tan is licensed in Pennsylvania.
Specialties and state licenses
- Internal medicine, PennsylvaniaPrimary
Internists near Dr. Tan
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. Erik X. Tan treated 18 Medicare patients in 2024, average age 68
CMS counts 18 Medicare patients who saw Dr. Tan in 2024. The largest group is 85 and over, with 0 patients. 75% of them have high blood pressure, and 61% have high cholesterol. Their average risk score is 3.05, 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. Tan's median patient age at 55, with 50% women.
Dr. Tan's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Chronic conditions among Dr. Tan's Medicare patients, 2024
- High blood pressure75%
- High cholesterol61%
Share of Medicare patients with each condition. A patient can have several.
Dr. Tan's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 55
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. Erik X. Tan wrote 32 Medicare Part D claims in 2024
In 2024, Dr. Tan wrote 32 Medicare Part D claims for 14 patients. 66% of them were for generic drugs.
Dr. Tan's Part D claims by kind of drug, 2024
- Generic21 claims66%
- Brand-name and other11 claims34%
Source: Medicare Part D Prescribers - by Provider (CMS), 2024 data
Dr. Erik X. Tan 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. Tan for performance year 2024, reported as part of a group. Dr. Tan accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Dr. Tan's MIPS scores, performance year 2024
- 85of 100Final score
- 73.6of 100Quality
- 100of 100Promoting Interoperability
- 40of 100Improvement Activities
- 76of 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. Erik X. Tan graduated from Perelman School of Med at the University of Pennsylvania
Dr. Tan graduated from Perelman School of Med at the University of Pennsylvania in 2021.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Erik X. Tan'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 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 (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) |
| 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. Erik X. Tan
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. Erik X. Tan's NPI number?
Dr. Erik X. Tan's NPI number is 1447837323. It was assigned on March 26, 2021, and it is active in the NPI Registry.
What kind of doctor is Dr. Erik X. Tan?
Dr. Erik X. Tan is an internist in Philadelphia, Pennsylvania. The primary specialty in the NPI Registry is Internal Medicine Physician (taxonomy code 207R00000X).
Where does Dr. Erik X. Tan practice?
Dr. Tan practices at 3400 Spruce St, Philadelphia, PA 19104. Dr. Tan's primary practice is Hospital of the University of Pennsylvania in Philadelphia, Pennsylvania, part of University of Pennsylvania. Dmand AI also links Dr. Tan to 1 medical group.
What is Dr. Erik X. Tan's office phone number?
The practice phone on file for Dr. Tan is (215) 662-6289.
What is Dr. Erik X. Tan's medical license number?
Dr. Tan holds Pennsylvania license MD482216.
Which hospitals is Dr. Erik X. Tan affiliated with?
Dr. Tan practices at Hospital of the University of Pennsylvania in Philadelphia, Pennsylvania. Dr. Tan is also affiliated with Penn Presbyterian Medical Center.
What medical group is Dr. Erik X. Tan part of?
Dr. Tan is linked to Penn Medicine Lancaster General Health. Dmand AI links Dr. Tan to 1 more medical group.
Does Dr. Erik X. Tan accept Medicare?
Yes. CMS lists Dr. Tan as accepting Medicare assignment.
What is Dr. Erik X. Tan's MIPS score?
Dr. Tan'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. Erik X. Tan see?
CMS counts 18 Medicare patients who saw Dr. Tan in 2024, with an average age of 68.
Where did Dr. Erik X. Tan go to medical school?
Dr. Tan graduated from Perelman School of Med at the University of Pennsylvania in 2021.
How long has Dr. Erik X. Tan been practicing?
Dr. Tan graduated from medical school in 2021, 5 years ago.
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