Dr. Huazhang Guo, MD
- Medicare services, 2024
- 769
- Medicare patients, 2024
- 362
- MIPS score, 2024
- 85
- Hospital affiliations
- 2
- Industry payments
- $136
- Practice address
- St Anthony's Way, Alton, IL 62002
- Practice phone
- Call (618) 465-2571
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Guo'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. Huazhang Guo is a pathologist in Alton, Illinois
Dr. Guo practices at OSF Saint Anthony's Health Center in Alton, Illinois, part of OSF HealthCare System.
Dr. Guo's NPI, 1245651009, was assigned on December 21, 2013. Dr. Guo holds Pennsylvania license MD455020.
- NPI
- 1245651009NPI Registry (opens in a new tab)
- Medicare PAC ID
- 2264740398
- NPI enumeration date
- December 21, 2013
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (618) 465-2571
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 56
- Medical school graduation
- 1996
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Huazhang Guo practices at 2 locations in Alton, Illinois
Dr. Guo's primary practice is OSF Saint Anthony's Health Center, at St Anthony's Way, Alton, IL 62002 in Madison County. The practice phone is (618) 465-2571. Dr. Guo also practices at OSF St Anthony's Health Center, 1 St Anthonys Way, Alton, IL 62002.
- OSF Saint Anthony's Health CenterPrimarySt Anthony's Way, Alton, IL 62002 · Madison CountyPhone(618) 465-2571
- OSF St Anthony's Health Center1 St Anthonys Way, Alton, IL 62002 · Madison CountyPhone(618) 465-2571
Sources: NPPES NPI Registry (CMS); Dmand AI Affiliation Data; and Dmand AI Practice Data
Dr. Huazhang Guo is affiliated with 3 sites of care and 2 medical groups
Dr. Guo's primary practice is OSF Saint Anthony's Health Center in Alton, Illinois, part of OSF HealthCare System. Dr. Guo is also affiliated with Jersey Community Hospital. The medical group on file is SLUCare Physician Group. Dmand AI also links Dr. Guo to 1 more 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. Huazhang Guo's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Guo practices, 3 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| OSF Saint Anthony's Health Center | Available with a free account |
| +2 more sites and 1 medical group | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Huazhang Guo is one of 487 pathologists in Illinois
Anatomic pathology and clinical pathology is Dr. Guo's primary specialty in the NPI Registry, under taxonomy code 207ZP0102X. Dmand AI has Dr. Guo's licenses on file in 3 states: Pennsylvania, Illinois and Missouri.
Specialties and state licenses
- Anatomic pathology and clinical pathology, PennsylvaniaPrimary
- Illinois license
- Missouri license
Pathologists near Dr. Guo
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. Huazhang Guo billed Medicare for 769 services in 2024
CMS data shows 769 Medicare services from Dr. Guo across 10 procedure codes in 2024, for 362 Medicare patients. Medicare paid $19,111 for them. Every service was in a facility, such as a hospital, rather than an office.
Dr. Guo's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Lab and pathology
- 2023: 3232024: 769138%
Dr. Guo compared with the Illinois median for pathologists, 2024
- Dr. Guo
- Illinois median
- Medicare services
- 769vs 1,38945% below
- Medicare patients
- 362vs 57337% below
Medians across 481 pathologists in Illinois with Dmand AI profiles that report each measure.
Dr. Guo'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. Huazhang Guo treated 362 Medicare patients in 2024, average age 71
CMS counts 362 Medicare patients who saw Dr. Guo in 2024. The largest group is 65 to 74, with 189 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 23% are also on Medicaid. Their average risk score is 1.25, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Dr. Guo's median patient age at 59, with 52% women.
Dr. Guo's Medicare patients by age, 2024
Dr. Guo's Medicare patients by sex, 2024
- Women19153%
- Men17147%
Chronic conditions among Dr. Guo's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Arthritis51%
- Diabetes34%
- Ischemic heart disease28%
- Anxiety27%
- COPD26%
- Mood disorders22%
Share of Medicare patients with each condition. A patient can have several.
Dr. Guo'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
- Women52%
- Men47%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Huazhang Guo 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. Guo for performance year 2024, reported as part of a group. Dr. Guo accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Dr. Guo's MIPS scores, performance year 2024
- 85of 100Final score
- 68.5of 100Quality
- 100of 100Promoting Interoperability
- 40of 100Improvement Activities
- 72of 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. Huazhang Guo received $136 in industry payments in 2017
CMS Open Payments shows 1 general payment to Dr. Guo from 1 drug or device company in 2017. Food and beverage make up the largest share, 100% of the total. Celgene Corporation paid the most, $136.
Companies that paid Dr. Guo the most, 2017 to 2017
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Sources for Dr. Huazhang Guo'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 Affiliation DataDmand AI Practice 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) |
| 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. Huazhang Guo
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. Huazhang Guo's NPI number?
Dr. Huazhang Guo's NPI number is 1245651009. It was assigned on December 21, 2013, and it is active in the NPI Registry.
What kind of doctor is Dr. Huazhang Guo?
Dr. Huazhang Guo is a pathologist in Alton, Illinois. The primary specialty in the NPI Registry is Anatomic Pathology & Clinical Pathology Physician (taxonomy code 207ZP0102X).
Where does Dr. Huazhang Guo practice?
Dr. Guo practices at St Anthony's Way, Alton, IL 62002. Dr. Guo also practices at 1 St Anthonys Way, Alton, IL 62002. Dr. Guo's primary practice is OSF Saint Anthony's Health Center in Alton, Illinois, part of OSF HealthCare System. Dmand AI also links Dr. Guo to 1 group practice or clinic and 1 medical group.
What is Dr. Huazhang Guo's office phone number?
The practice phone on file for Dr. Guo is (618) 465-2571.
What is Dr. Huazhang Guo's medical license number?
Dr. Guo holds Pennsylvania license MD455020, one of the licenses on file in 3 states.
Which states has Dr. Huazhang Guo been licensed in?
Dmand AI has state licenses on file for Dr. Guo in Pennsylvania, Illinois and Missouri.
Which hospitals is Dr. Huazhang Guo affiliated with?
Dr. Guo practices at OSF Saint Anthony's Health Center in Alton, Illinois. Dr. Guo is also affiliated with Jersey Community Hospital.
What medical group is Dr. Huazhang Guo part of?
Dr. Guo is linked to SLUCare Physician Group. Dmand AI links Dr. Guo to 1 more medical group.
Does Dr. Huazhang Guo accept Medicare?
Yes. CMS data shows Dr. Guo billed Medicare for 769 services in 2024, and Dr. Guo accepts Medicare assignment.
What is Dr. Huazhang Guo's MIPS score?
Dr. Guo's MIPS final score for performance year 2024 is 85 out of 100, reported as part of a group.
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How many Medicare patients does Dr. Huazhang Guo see?
CMS counts 362 Medicare patients who saw Dr. Guo in 2024, with an average age of 71.
What services does Dr. Huazhang Guo bill to Medicare?
In 2024, Dr. Guo's most billed Medicare services were lab and pathology test (88305), lab and pathology test (88341) and lab and pathology test (88304).
Has Dr. Huazhang Guo received payments from drug or device companies?
CMS Open Payments shows $136 in general payments to Dr. Guo from 1 company from 2017 to 2017. The largest total came from Celgene Corporation.
How long has Dr. Huazhang Guo been practicing?
Dr. Guo graduated from medical school in 1996, 30 years ago.
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