Dr. Pauline Yuen Chao, MD
- Medicare services, 2024
- 534
- Medicare patients, 2024
- 119
- Part D claims, 2024
- 3,558
- Hospital affiliations
- 4
- Industry payments
- $671
- Practice address
- 90 Glacier Drive, Westwood, MA 02090
- Practice phone
- Call (781) 326-9985
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Fresenius Kidney Care Westwood
Dialysis Center - Independent · Westwood, Massachusetts
Find Dr. Chao's professional email, personal email and mobile number
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Dr. Pauline Yuen Chao is a nephrologist in Westwood, Massachusetts
Dr. Chao practices at Fresenius Kidney Care Westwood in Westwood, Massachusetts.
Dr. Chao's NPI, 1073665873, was assigned on January 18, 2007. Dr. Chao graduated from Yale University School of Medicine in 1976. Dr. Chao holds Massachusetts license 44366.
- NPI
- 1073665873NPI Registry (opens in a new tab)
- Medicare PAC ID
- 3678646403
- NPI enumeration date
- January 18, 2007
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
- Practice phone
- (781) 326-9985
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
- Estimated age
- 76
- Medical school graduation
- 1976
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Pauline Yuen Chao practices at Fresenius Kidney Care Westwood in Westwood, Massachusetts
Dr. Chao's primary practice is Fresenius Kidney Care Westwood, at 90 Glacier Drive, Westwood, MA 02090 in Norfolk County. The practice phone is (781) 326-9985.
- Fresenius Kidney Care Westwood90 Glacier Drive, Westwood, MA 02090 · Norfolk CountyPhone(781) 326-9985
Source: Dmand AI Affiliation Data
Dr. Pauline Yuen Chao is affiliated with 5 sites of care
Dr. Chao's primary practice is Fresenius Kidney Care Westwood in Westwood, Massachusetts. Dr. Chao is also affiliated with Brigham and Women's Hospital. Dmand AI also links Dr. Chao to 3 more hospitals, each named with a free account. Dr. Chao's employer is on file too: a dialysis center.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Pauline Yuen Chao's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Chao practices, 5 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Fresenius Kidney Care Westwood | Available with a free account |
| +4 more affiliated sites | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Pauline Yuen Chao is one of 351 nephrologists in Massachusetts
Nephrology is Dr. Chao's primary specialty in the NPI Registry, under taxonomy code 207RN0300X. Dr. Chao is board certified in internal medicine by the American Board of Internal Medicine. Dr. Chao is licensed in Massachusetts.
Specialties and state licenses
- Nephrology, MassachusettsPrimary
Nephrologists near Dr. Chao
Counts of nephrologists 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. Pauline Yuen Chao billed Medicare for 534 services in 2024
CMS data shows 534 Medicare services from Dr. Chao across 8 procedure codes in 2024, for 119 Medicare patients. Medicare paid $49,769 for them. Every service was in an office.
Dr. Chao's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 4422024: 4594%
- Other services
- 2023: 692024: 5520%
- Lab and pathology
- 2023: 352024: 2043%
- Tests and treatments
- 2023: 182024: 0100%
Dr. Chao compared with the Massachusetts median for nephrologists, 2024
- Dr. Chao
- Massachusetts median
- Medicare services
- 534vs 70124% below
- Medicare patients
- 119vs 28258% below
- Part D claims
- 3,087vs 4716.6 times
Medians across 333 nephrologists in Massachusetts 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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Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Chao and other nephrologists in Massachusetts.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Pauline Yuen Chao treated 119 Medicare patients in 2024, average age 78
CMS counts 119 Medicare patients who saw Dr. Chao in 2024. The largest group is 75 to 84, with 55 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 15% are also on Medicaid. Their average risk score is 1.80, 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. Chao's median patient age at 73, with 63% 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
- Women7765%
- Men4235%
Chronic conditions among Dr. Chao's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Chronic kidney disease66%
- Arthritis50%
- Diabetes45%
- Anxiety35%
- Ischemic heart disease27%
- Mood disorders27%
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 73
Patient panel by sex, all payers
- Women63%
- Men36%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Pauline Yuen Chao wrote 3,558 Medicare Part D claims in 2024
In 2024, Dr. Chao wrote 3,558 Medicare Part D claims for 194 patients. 89% of them were for generic drugs. CMS names the drug for 3,087 of them, across 67 drugs with 11 or more claims each, at $376,566 in total drug cost. In 2023, CMS named 2,554 claims across 56 drugs.
Dr. Chao's Part D claims by kind of drug, 2024
- Generic3,156 claims89%
- Brand-name and other402 claims11%
Dr. Chao's most prescribed drugs by claims, 2024
CMS names a drug when it has 11 or more claims. Share is of the claims for drugs CMS names.
Drug classes CMS tracks in Dr. Chao's Part D claims, 2024
- Antibiotics1%48 of 3,558 claims
- Antipsychotics, patients 65 and over1%47 of 3,558 claims
Share of all Part D claims for each drug class CMS reports on. Classes with no claims are left out.
Part D claims for drugs CMS names, 2023 to 2024
- 2023
- 2024
- Claims for drugs CMS names
- 2023: 2,5542024: 3,08721%
Drugs named by CMS: 67 in 2024, 56 in 2023.
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. Pauline Yuen Chao offers telehealth to Medicare patients
Dr. Chao accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Dr. Chao as offering telehealth.
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
Source: Doctors and Clinicians National Downloadable File (CMS)
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Dr. Pauline Yuen Chao received $671 in industry payments from 2017 to 2025
CMS Open Payments shows 10 general payments to Dr. Chao from 8 drug and device companies from 2017 to 2025. Food and beverage make up the largest share, 100% of the total. Bayer HealthCare Pharmaceuticals Inc. paid the most, $233.
General payments to Dr. Chao by program year, 2017 to 2025
General payments to Dr. Chao by kind, 2017 to 2025
- Food and beverage$671100%
- Education$00%
Companies that paid Dr. Chao the most, 2017 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Pauline Yuen Chao graduated from Yale University School of Medicine
Dr. Chao graduated from Yale University School of Medicine in 1976.
- Medical school
- Board certified in internal medicine
- Board certified in nephrology
Source: Dmand AI Professional Profile Data
Sources for Dr. Pauline Yuen 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 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) |
| Industry payments | Open Payments (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. Pauline Yuen Chao
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. Pauline Yuen Chao's NPI number?
Dr. Pauline Yuen Chao's NPI number is 1073665873. It was assigned on January 18, 2007, and it is active in the NPI Registry.
What kind of doctor is Dr. Pauline Yuen Chao?
Dr. Pauline Yuen Chao is a nephrologist in Westwood, Massachusetts. The primary specialty in the NPI Registry is Nephrology Physician (taxonomy code 207RN0300X).
Where does Dr. Pauline Yuen Chao practice?
Dr. Chao practices at 90 Glacier Drive, Westwood, MA 02090. Dr. Chao's primary practice is Fresenius Kidney Care Westwood in Westwood, Massachusetts. Dmand AI also links Dr. Chao to 3 hospitals.
What is Dr. Pauline Yuen Chao's office phone number?
The practice phone on file for Dr. Chao is (781) 326-9985.
What is Dr. Pauline Yuen Chao's medical license number?
Dr. Chao holds Massachusetts license 44366.
Which hospitals is Dr. Pauline Yuen Chao affiliated with?
Dr. Chao is affiliated with Brigham and Women's Hospital. Dmand AI links Dr. Chao to 3 more hospitals.
Does Dr. Pauline Yuen Chao accept Medicare?
Yes. CMS data shows Dr. Chao billed Medicare for 534 services in 2024, and Dr. Chao accepts Medicare assignment.
Does Dr. Pauline Yuen Chao offer telehealth?
Yes. The CMS Doctors and Clinicians file lists Dr. Chao as offering telehealth services.
How many Medicare patients does Dr. Pauline Yuen Chao see?
CMS counts 119 Medicare patients who saw Dr. Chao in 2024, with an average age of 78.
Is Dr. Pauline Yuen Chao board certified?
Yes. Dr. Chao is board certified in internal medicine by the American Board of Internal Medicine.
Show 5 more questionsShow fewer questions
What services does Dr. Pauline Yuen Chao bill to Medicare?
In 2024, Dr. Chao's most billed Medicare services were office visit, established patient (99214), office visit, established patient (99213) and care management and other visits (99443).
Where did Dr. Pauline Yuen Chao go to medical school?
Dr. Chao graduated from Yale University School of Medicine in 1976.
What drugs does Dr. Pauline Yuen Chao prescribe most?
In 2024 Medicare Part D data, Dr. Chao's most prescribed drugs by claims were Atorvastatin Calcium, Metoprolol Succinate and Omeprazole.
Has Dr. Pauline Yuen Chao received payments from drug or device companies?
CMS Open Payments shows $671 in general payments to Dr. Chao from 8 companies from 2017 to 2025. The largest total came from Bayer HealthCare Pharmaceuticals Inc.
How long has Dr. Pauline Yuen Chao been practicing?
Dr. Chao graduated from medical school in 1976, 50 years ago.
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