Dr. Timothy Chao, MD, PhD
- Medicare services, 2024
- 1,042
- Medicare patients, 2024
- 306
- MIPS score, 2024
- 85
- Hospital affiliations
- 4
- Medical group
- 1
- Practice address
- 3400 Spruce Street, White Bldg 1st Flr, Philadelphia, PA 19104
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Good Shepherd Penn Partners - HOPD (3400 Spruce Street, White Bldg 1st Flr)
Long Term Care Hospital · Philadelphia, Pennsylvania
Find Dr. Chao's professional email, personal email and mobile number
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Dr. Timothy Chao is a pathologist in Philadelphia, Pennsylvania
Dr. Chao practices at Good Shepherd Penn Partners - HOPD (3400 Spruce Street, White Bldg 1st Flr) in Philadelphia, Pennsylvania.
Dr. Chao's NPI, 1396308326, was assigned on April 16, 2019. Dr. Chao graduated from Perelman School of Med at the University of Pennsylvania in 2019. Dr. Chao holds Pennsylvania license MD479787.
- NPI
- 1396308326NPI Registry (opens in a new tab)
- Medicare PAC ID
- 4082948120
- NPI enumeration date
- April 16, 2019
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- 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. Timothy Chao practices at Good Shepherd Penn Partners - HOPD (3400 Spruce Street, White Bldg 1st Flr) in Philadelphia, Pennsylvania
Dr. Chao's primary practice is Good Shepherd Penn Partners - HOPD (3400 Spruce Street, White Bldg 1st Flr), at 3400 Spruce Street, White Bldg 1st Flr, Philadelphia, PA 19104.
- Good Shepherd Penn Partners - HOPD (3400 Spruce Street, White Bldg 1st Flr)3400 Spruce Street, White Bldg 1st Flr, Philadelphia, PA 19104
Source: Dmand AI Affiliation Data
Dr. Timothy Chao is affiliated with 4 sites of care and 1 medical group
Dr. Chao's primary practice is Good Shepherd Penn Partners - HOPD (3400 Spruce Street, White Bldg 1st Flr) in Philadelphia, Pennsylvania. Dr. Chao is also affiliated with Hospital of the University of Pennsylvania. The medical group on file is Penn Medicine Lancaster General Health. Dmand AI also links Dr. Chao to 2 more hospitals, each named with a free account. Dr. Chao's employer is on file too: a hospital.
Source: Dmand AI Affiliation Data
Dmand AI tracks the EHR system at Dr. Timothy Chao's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Chao practices, 4 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Good Shepherd Penn Partners - HOPD (3400 Spruce Street, White Bldg 1st Flr) | 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. Timothy Chao is one of 428 pathologists in Pennsylvania
Anatomic pathology and clinical pathology is Dr. Chao's primary specialty in the NPI Registry, under taxonomy code 207ZP0102X. Dr. Chao is licensed in Pennsylvania.
Specialties and state licenses
- Anatomic pathology and clinical pathology, PennsylvaniaPrimary
Pathologists near Dr. Chao
Counts of pathologists 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. Timothy Chao billed Medicare for 1,042 services in 2024
CMS data shows 1,042 Medicare services from Dr. Chao across 7 procedure codes in 2024, for 306 Medicare patients. Medicare paid $31,284 for them. Every service was in a facility, such as a hospital, rather than an office.
Dr. Chao compared with the Pennsylvania median for pathologists, 2024
- Dr. Chao
- Pennsylvania median
- Medicare services
- 1,042vs 1,30020% below
- Medicare patients
- 306vs 53943% below
Medians across 464 pathologists in Pennsylvania with Dmand AI profiles that report each measure.
Dr. Chao'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. Timothy Chao treated 306 Medicare patients in 2024, average age 72
CMS counts 306 Medicare patients who saw Dr. Chao in 2024. The largest group is 65 to 74, with 190 patients. 75% of them have high cholesterol, and 65% have high blood pressure. 12% are also on Medicaid. Their average risk score is 1.24, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Dr. Chao's median patient age at 59, with 53% women.
Dr. Chao's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Dr. Chao's Medicare patients by sex, 2024
- Women16153%
- Men14547%
Chronic conditions among Dr. Chao's Medicare patients, 2024
- High cholesterol75%
- High blood pressure65%
- Arthritis44%
- Diabetes30%
- Ischemic heart disease27%
- Cancer25%
- Anxiety19%
- Chronic kidney disease18%
Share of Medicare patients with each condition. A patient can have several.
Dr. Chao's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 59
Patient panel by sex, all payers
- Women53%
- Men46%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Timothy Chao 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. Chao for performance year 2024, reported as part of a group. Dr. Chao accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Dr. Chao'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.
Colonoscopy: 1 to 10 procedures (CMS shows small counts as a range)
Upper gastrointestinal (GI) endoscopy for acid reflux: 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. Timothy Chao graduated from Perelman School of Med at the University of Pennsylvania
Dr. Chao graduated from Perelman School of Med at the University of Pennsylvania in 2019.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Timothy Chao'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 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) |
| 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) |
| 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. Timothy Chao
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What is Dr. Timothy Chao's NPI number?
Dr. Timothy Chao's NPI number is 1396308326. It was assigned on April 16, 2019, and it is active in the NPI Registry.
What kind of doctor is Dr. Timothy Chao?
Dr. Timothy Chao is a pathologist in Philadelphia, Pennsylvania. The primary specialty in the NPI Registry is Anatomic Pathology & Clinical Pathology Physician (taxonomy code 207ZP0102X).
Where does Dr. Timothy Chao practice?
Dr. Chao practices at 3400 Spruce Street, White Bldg 1st Flr, Philadelphia, PA 19104. Dr. Chao's primary practice is Good Shepherd Penn Partners - HOPD (3400 Spruce Street, White Bldg 1st Flr) in Philadelphia, Pennsylvania. Dmand AI also links Dr. Chao to 2 hospitals.
What is Dr. Timothy Chao's medical license number?
Dr. Chao holds Pennsylvania license MD479787.
Which hospitals is Dr. Timothy Chao affiliated with?
Dr. Chao is affiliated with Hospital of the University of Pennsylvania. Dmand AI links Dr. Chao to 3 more hospitals.
What medical group is Dr. Timothy Chao part of?
Dr. Chao is linked to Penn Medicine Lancaster General Health.
Does Dr. Timothy Chao accept Medicare?
Yes. CMS data shows Dr. Chao billed Medicare for 1,042 services in 2024, and Dr. Chao accepts Medicare assignment.
What is Dr. Timothy Chao's MIPS score?
Dr. Chao'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. Timothy Chao see?
CMS counts 306 Medicare patients who saw Dr. Chao in 2024, with an average age of 72.
What services does Dr. Timothy Chao bill to Medicare?
In 2024, Dr. Chao's most billed Medicare services were lab and pathology test (88305), lab and pathology test (88341) and lab and pathology test (88342).
Where did Dr. Timothy Chao go to medical school?
Dr. Chao graduated from Perelman School of Med at the University of Pennsylvania in 2019.
How long has Dr. Timothy Chao been practicing?
Dr. Chao graduated from medical school in 2019, 7 years ago.
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