Dr. Hongwei Bai, MD
- Medicare services, 2024
- 1,637
- Medicare patients, 2024
- 570
- Hospital affiliations
- 3
- Industry payments
- $38
- Medical groups
- 2
- Practice address
- 585 Lebanon Street, Melrose, MA 02176
- Practice phone
- Call (781) 979-3000
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Bai'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. Hongwei Bai is a pathologist in Melrose, Massachusetts
Dr. Bai practices at MelroseWakefield Hospital in Melrose, Massachusetts, part of Tufts Medicine.
Dr. Bai's NPI, 1073629937, was assigned on August 22, 2006. Dr. Bai holds Massachusetts license 213222.
- NPI
- 1073629937NPI Registry (opens in a new tab)
- Medicare PAC ID
- 4981702602
- NPI enumeration date
- August 22, 2006
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (781) 979-3000
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
- Estimated age
- 70
- Medical school graduation
- 1982
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Hongwei Bai practices at MelroseWakefield Hospital in Melrose, Massachusetts
Dr. Bai's primary practice is MelroseWakefield Hospital, at 585 Lebanon Street, Melrose, MA 02176 in Middlesex County. The practice phone is (781) 979-3000.
- MelroseWakefield Hospital585 Lebanon Street, Melrose, MA 02176 · Middlesex CountyPhone(781) 979-3000
Source: Dmand AI Affiliation Data
Dr. Hongwei Bai is affiliated with 3 sites of care and 2 medical groups
Dr. Bai's primary practice is MelroseWakefield Hospital in Melrose, Massachusetts, part of Tufts Medicine. Dr. Bai is also affiliated with UMass Memorial Medical Center - University Campus. The medical group on file is Pratt Pathology Associates. Dmand AI also links Dr. Bai to 1 more hospital 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. Hongwei Bai's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Bai practices, 3 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| MelroseWakefield Hospital | 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. Hongwei Bai is one of 174 pathologists in Massachusetts
Anatomic pathology is Dr. Bai's primary specialty in the NPI Registry, under taxonomy code 207ZP0101X. Dmand AI has Dr. Bai's licenses on file in 2 states: Massachusetts and Rhode Island.
Specialties and state licenses
- Anatomic pathology, MassachusettsPrimary
- Anatomic pathology and clinical pathology, Rhode Island
Pathologists near Dr. Bai
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. Hongwei Bai billed Medicare for 1,637 services in 2024
CMS data shows 1,637 Medicare services from Dr. Bai across 13 procedure codes in 2024, for 570 Medicare patients. Medicare paid $43,062 for them. Every service was in a facility, such as a hospital, rather than an office.
Dr. Bai's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Lab and pathology
- 2023: 1,9392024: 1,63716%
Dr. Bai compared with the Massachusetts median for pathologists, 2024
- Dr. Bai
- Massachusetts median
- Medicare services
- 1,637vs 1,01961% above
- Medicare patients
- 570vs 45326% above
Medians across 169 pathologists in Massachusetts with Dmand AI profiles that report each measure.
Dr. Bai'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.
Need commercial claims for Dr. Bai?
Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Bai and other pathologists in Massachusetts.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Hongwei Bai treated 570 Medicare patients in 2024, average age 74
CMS counts 570 Medicare patients who saw Dr. Bai in 2024. The largest group is 65 to 74, with 237 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 21% are also on Medicaid. Their average risk score is 1.35, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Dr. Bai's median patient age at 48, with 60% women.
Dr. Bai's Medicare patients by age, 2024
Dr. Bai's Medicare patients by sex, 2024
- Women33759%
- Men23341%
Chronic conditions among Dr. Bai's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Arthritis43%
- Chronic kidney disease41%
- Anxiety38%
- Ischemic heart disease36%
- Mood disorders32%
- Diabetes30%
Share of Medicare patients with each condition. A patient can have several.
Dr. Bai's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 48
Patient panel by sex, all payers
- Women60%
- Men39%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
How Dr. Hongwei Bai takes part in Medicare
Dr. Bai accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Source: Doctors and Clinicians National Downloadable File (CMS)
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Dr. Hongwei Bai received $38 in industry payments from 2019 to 2022
CMS Open Payments shows 2 general payments to Dr. Bai from 2 drug and device companies from 2019 to 2022. Food and beverage make up the largest share, 100% of the total. Genentech, Inc. paid the most, $23.
General payments to Dr. Bai by program year, 2019 to 2022
Companies that paid Dr. Bai the most, 2019 to 2022
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Sources for Dr. Hongwei Bai'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) |
| MIPS scores, telehealth, assignment and procedure percentiles | Doctors and Clinicians National Downloadable File (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. Hongwei Bai
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. Hongwei Bai's NPI number?
Dr. Hongwei Bai's NPI number is 1073629937. It was assigned on August 22, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Hongwei Bai?
Dr. Hongwei Bai is a pathologist in Melrose, Massachusetts. The primary specialty in the NPI Registry is Anatomic Pathology Physician (taxonomy code 207ZP0101X).
Where does Dr. Hongwei Bai practice?
Dr. Bai practices at 585 Lebanon Street, Melrose, MA 02176. Dr. Bai's primary practice is MelroseWakefield Hospital in Melrose, Massachusetts, part of Tufts Medicine. Dmand AI also links Dr. Bai to 1 hospital and 1 medical group.
What is Dr. Hongwei Bai's office phone number?
The practice phone on file for Dr. Bai is (781) 979-3000.
What is Dr. Hongwei Bai's medical license number?
Dr. Bai holds Massachusetts license 213222, one of the licenses on file in 2 states.
Which states has Dr. Hongwei Bai been licensed in?
Dmand AI has state licenses on file for Dr. Bai in Massachusetts and Rhode Island.
Which hospitals is Dr. Hongwei Bai affiliated with?
Dr. Bai practices at MelroseWakefield Hospital in Melrose, Massachusetts. Dr. Bai is also affiliated with UMass Memorial Medical Center - University Campus. Dmand AI links Dr. Bai to 1 more hospital.
What medical group is Dr. Hongwei Bai part of?
Dr. Bai is linked to Pratt Pathology Associates. Dmand AI links Dr. Bai to 1 more medical group.
Does Dr. Hongwei Bai accept Medicare?
Yes. CMS data shows Dr. Bai billed Medicare for 1,637 services in 2024, and Dr. Bai accepts Medicare assignment.
How many Medicare patients does Dr. Hongwei Bai see?
CMS counts 570 Medicare patients who saw Dr. Bai in 2024, with an average age of 74.
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What services does Dr. Hongwei Bai bill to Medicare?
In 2024, Dr. Bai's most billed Medicare services were lab and pathology test (88305), lab and pathology test (88341) and lab and pathology test (88342).
Has Dr. Hongwei Bai received payments from drug or device companies?
CMS Open Payments shows $38 in general payments to Dr. Bai from 2 companies from 2019 to 2022. The largest total came from Genentech, Inc.
How long has Dr. Hongwei Bai been practicing?
Dr. Bai graduated from medical school in 1982, 44 years ago.
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