DermatologyPathologyWorkforce
Dr. Peter Man Hon Cham, MD
NPI1891827788PAC ID3678610482
- Part D claims, 2024
- 636
- Publications
- 11
- Industry payments
- $513
- Affiliated sites
- 1
- Medical group
- 1
- Practice address
- 710 Lawrence Expy, Santa Clara, CA 95051
- Practice phone
- Call (408) 851-1000
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Permanente Medical Group Inc
Santa Clara, California
Find Dr. Cham's professional email, personal email and mobile number
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Dr. Peter Man Hon Cham is a dermatologist in Santa Clara, California
Dr. Cham practices at Permanente Medical Group Inc in Santa Clara, California.
Dr. Cham's NPI, 1891827788, was assigned on March 9, 2007. Dr. Cham graduated from Medical College Of Wisconsin in 2004. Dr. Cham holds California license A92964.
NPI and contact details
- NPI
- 1891827788NPI Registry (opens in a new tab)
- Medicare PAC ID
- 3678610482
- NPI enumeration date
- March 9, 2007
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (408) 851-1000
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 48
- Medical school graduation
- 2004
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Peter Man Hon Cham practices at Permanente Medical Group Inc in Santa Clara, California
Dr. Cham's primary practice is Permanente Medical Group Inc, at 710 Lawrence Expy, Santa Clara, CA 95051 in Santa Clara County. The practice phone is (408) 851-1000.
- Permanente Medical Group Inc710 Lawrence Expy, Santa Clara, CA 95051 · Santa Clara CountyPhone(408) 851-1000
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Dr. Peter Man Hon Cham is affiliated with 2 sites of care and 1 medical group
Dr. Cham's primary practice is Permanente Medical Group Inc in Santa Clara, California. The medical group on file is The Permanente Medical Group, Inc. Dmand AI also links Dr. Cham to 1 more group practice or clinic, named with a free account.
Permanente Medical Group IncPrimary
Sources: NPPES NPI Registry (CMS); Dmand AI Practice Data; and Dmand AI Affiliation Data
Dmand AI tracks the EHR system at Dr. Peter Man Hon Cham's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Cham practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Permanente Medical Group Inc | Available with a free account |
| +1 more affiliated site | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Peter Man Hon Cham is one of 1,910 dermatologists in California
Dermatology is Dr. Cham's primary specialty in the NPI Registry, under taxonomy code 207N00000X. Dr. Cham is board certified in dermatology by the American Board of Dermatology. Dmand AI has Dr. Cham's licenses on file in 2 states: California and Hawaii.
Specialties and state licenses
- Dermatology, CaliforniaPrimary
- Hawaii license
Dermatologists near Dr. Cham
Counts of dermatologists 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. Peter Man Hon Cham's patients have a median age of 42
Across all payers, Dmand AI patient panel data puts Dr. Cham's median patient age at 42, with 57% women.
Dr. Cham's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 42
Patient panel by sex, all payers
- Women57%
- Men43%
Source: Dmand AI Patient Panel Data
Dr. Peter Man Hon Cham wrote 636 Medicare Part D claims in 2024
In 2024, Dr. Cham wrote 636 Medicare Part D claims for 245 patients. 76% of them were for generic drugs. CMS names the drug for 508 of them, across 20 drugs with 11 or more claims each, at $425,035 in total drug cost. In 2023, CMS named 591 claims across 20 drugs.
Part D claims, 2024636
Drugs named by CMS20
Total drug cost$425,035
Part D patients245
Dr. Cham's Part D claims by kind of drug, 2024
- Generic483 claims76%
- Brand-name153 claims24%
Dr. Cham'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. Cham's Part D claims, 2024
- Antibiotics5%29 of 636 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: 5912024: 50814%
Drugs named by CMS: 20 in 2024, 20 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
How Dr. Peter Man Hon Cham takes part in Medicare
Dr. Cham 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. Peter Man Hon Cham has 11 publications on record
Dmand AI links 11 papers to Dr. Cham, published from 2007 to 2011. 2007 was the busiest year, with 2. The most frequent topics are Foot Dermatoses, Onychomycosis and Diagnosis, Differential. Dr. Cham has published most often in Br J Dermatol.
Papers11
Years published2007 to 2011
Topics Dr. Cham writes about most
- Foot Dermatoses
- Onychomycosis
- Diagnosis, Differential
- Hand Dermatoses
Recent publications by Dr. Cham
Br J Dermatol
AdenocarcinomaApocrine GlandsColonic Neoplasms
J Am Acad Dermatol
Foot DermatosesHand DermatosesHealth Personnel
Double-Blind MethodOcclusive DressingsSkin Diseases
Pediatr Dermatol
HypertriglyceridemiaNephrotic SyndromePancreatitis
See who Dr. Cham researches with
Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Cham works with, so you can find a warm path to the right dermatologists.
Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage
Dr. Peter Man Hon Cham received $513 in industry payments from 2016 to 2025
CMS Open Payments shows 5 general payments to Dr. Cham from 4 drug and device companies from 2016 to 2025. Food and beverage make up the largest share, 100% of the total. Galderma Laboratories, L.P. paid the most, $151.
General payments to Dr. Cham by program year, 2016 to 2025
Companies that paid Dr. Cham the most, 2016 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Peter Man Hon Cham has 1 award and honors on record
Dmand AI lists 1 award for Dr. Cham, most recently CMS Stage 1 2012 in 2011.
Awards and honors for Dr. Cham
- 2011
- CMS Stage 1 2012
Source: Dmand AI Professional Profile Data
Dr. Peter Man Hon Cham graduated from Medical College Of Wisconsin
Dr. Cham graduated from Medical College Of Wisconsin in 2004.
- Medical school
- Board certified in dermatology
Source: Dmand AI Professional Profile Data
Dr. Peter Man Hon Cham accepts plans from 1 insurance carrier
Dr. Cham is in network with 1 carrier, including Kaiser Permanente. EPO plans come from the most carriers, 1. Check the plan with the practice before a visit.
- Kaiser Permanente
Plan types Dr. Cham accepts, by number of carriers
- EPO1
- HMO1
- POS1
Source: Dmand AI Insurance Network Data
Sources for Dr. Peter Man Hon Cham'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 Practice Data |
| Primary practice, affiliations and health system | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice DataDmand AI Affiliation Data |
| Medicare patients and the all-payer patient panel | Dmand AI Patient Panel Data |
| 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) |
| Publications, topics and co-authors | PubMed (National Library of Medicine) (opens in a new tab)Dmand AI Research Linkage |
| Industry payments | Open Payments (CMS) (opens in a new tab) |
| Awards and committee roles | Dmand AI Professional Profile Data |
| Training, board certification and memberships | Dmand AI Professional Profile Data |
| Insurance carriers and plan types | Dmand AI Insurance Network 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. Peter Man Hon Cham
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. Peter Man Hon Cham's NPI number?
Dr. Peter Man Hon Cham's NPI number is 1891827788. It was assigned on March 9, 2007, and it is active in the NPI Registry.
What kind of doctor is Dr. Peter Man Hon Cham?
Dr. Peter Man Hon Cham is a dermatologist in Santa Clara, California. The primary specialty in the NPI Registry is Dermatology Physician (taxonomy code 207N00000X).
Where does Dr. Peter Man Hon Cham practice?
Dr. Cham practices at 710 Lawrence Expy, Santa Clara, CA 95051. Dr. Cham's primary practice is Permanente Medical Group Inc in Santa Clara, California. Dmand AI also links Dr. Cham to 1 group practice or clinic.
What is Dr. Peter Man Hon Cham's office phone number?
The practice phone on file for Dr. Cham is (408) 851-1000.
What is Dr. Peter Man Hon Cham's medical license number?
Dr. Cham holds California license A92964, one of the licenses on file in 2 states.
Which states has Dr. Peter Man Hon Cham been licensed in?
Dmand AI has state licenses on file for Dr. Cham in California (2005 to 2027) and Hawaii (2012 to 2014).
What medical group is Dr. Peter Man Hon Cham part of?
Dr. Cham is linked to The Permanente Medical Group, Inc.
Does Dr. Peter Man Hon Cham accept Medicare?
Yes. CMS lists Dr. Cham as accepting Medicare assignment.
Is Dr. Peter Man Hon Cham board certified?
Yes. Dr. Cham is board certified in dermatology by the American Board of Dermatology.
Where did Dr. Peter Man Hon Cham go to medical school?
Dr. Cham graduated from Medical College Of Wisconsin in 2004.
Show 5 more questionsShow fewer questions
What drugs does Dr. Peter Man Hon Cham prescribe most?
In 2024 Medicare Part D data, Dr. Cham's most prescribed drugs by claims were Fluorouracil, Amjevita(Cf) Autoinjector and Hydrocortisone.
Has Dr. Peter Man Hon Cham received payments from drug or device companies?
CMS Open Payments shows $513 in general payments to Dr. Cham from 4 companies from 2016 to 2025. The largest total came from Galderma Laboratories, L.P.
How long has Dr. Peter Man Hon Cham been practicing?
Dr. Cham graduated from medical school in 2004, 22 years ago.
Does Dr. Peter Man Hon Cham do research?
Dmand AI links 11 publications to Dr. Cham, published from 2007 to 2011.
What insurance does Dr. Peter Man Hon Cham accept?
Dr. Cham is in network with 1 carrier, including Kaiser Permanente. EPO plans come from the most carriers, 1. Check the plan with the practice before a visit.
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