Dr. May Sin Kam, DO
- Medicare services, 2024
- 898
- Medicare patients, 2024
- 348
- Part D claims, 2024
- 271
- Publications
- 1
- MIPS score, 2024
- 55
- Practice address
- One Hoag Drive, Newport Beach, CA 92663
- Practice phone
- Call (949) 764-4624
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Kam'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. May Sin Kam is a hospitalist in Newport Beach, California
Dr. Kam practices at Hoag Hospital Newport Beach in Newport Beach, California, part of Hoag Memorial Hospital Presbyterian.
Dr. Kam's NPI, 1437500162, was assigned on June 23, 2016. Dr. Kam graduated from WesternU College of Osteopathic Medicine of the Pacific in 2017. Dr. Kam holds California license 20A16889.
- NPI
- 1437500162NPI Registry (opens in a new tab)
- Medicare PAC ID
- 8527479773
- NPI enumeration date
- June 23, 2016
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (949) 764-4624
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
- Estimated age
- 35
- Medical school graduation
- 2017
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. May Sin Kam practices at 2 locations in Newport Beach, California
Dr. Kam's primary practice is Hoag Hospital Newport Beach, at One Hoag Drive, Newport Beach, CA 92663 in Orange County. The practice phone is (949) 764-4624. Dr. Kam also practices at Hoag Hospital Newport Beach, 1 Hoag Dr, Newport Beach, CA 92663.
- Hoag Hospital Newport BeachPrimaryOne Hoag Drive, Newport Beach, CA 92663 · Orange CountyPhone(949) 764-4624
- Hoag Hospital Newport Beach1 Hoag Dr, Newport Beach, CA 92663 · Orange CountyPhone(949) 764-4624
Sources: NPPES NPI Registry (CMS); Dmand AI Affiliation Data; and Dmand AI Practice Data
Dr. May Sin Kam is affiliated with 3 sites of care and 1 medical group
Dr. Kam's primary practice is Hoag Hospital Newport Beach in Newport Beach, California, part of Hoag Memorial Hospital Presbyterian. Dr. Kam is also affiliated with Hoag Orthopedic Institute. The medical group on file is Pacific Hospitalist Associates. Dmand AI also links Dr. Kam to 1 more group practice or clinic, named with a free account.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. May Sin Kam's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Kam practices, 3 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Hoag Hospital Newport Beach | Available with a free account |
| +2 more affiliated sites | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. May Sin Kam is one of 3,186 hospitalists in California
Hospitalist is Dr. Kam's primary specialty in the NPI Registry, under taxonomy code 208M00000X. Dr. Kam is board certified in internal medicine by the American Board of Internal Medicine. Dr. Kam is licensed in California.
Specialties and state licenses
- Hospitalist, CaliforniaPrimary
Clinical focus
Dmand AI lists cardiac arrhythmia, chest pain, circulation problems, cirrhosis, congestive heart failure, electrolyte disorders, gastrointestinal bleeding and gastrointestinal infection among the conditions Dr. Kam treats.
Hospitalists near Dr. Kam
Counts of hospitalists 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. May Sin Kam billed Medicare for 898 services in 2024
CMS data shows 898 Medicare services from Dr. Kam across 5 procedure codes in 2024, for 348 Medicare patients. Medicare paid $89,199 for them. Every service was in a facility, such as a hospital, rather than an office.
Dr. Kam's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 9592024: 8986%
Dr. Kam compared with the California median for hospitalists, 2024
- Dr. Kam
- California median
- Medicare services
- 898vs 4302.1 times
- Medicare patients
- 348vs 20173% above
- Part D claims
- 89vs 6929% above
Medians across 2,991 hospitalists in California with Dmand AI profiles that report each measure.
Dr. Kam'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. Kam and other hospitalists in California.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. May Sin Kam treated 348 Medicare patients in 2024, average age 78
CMS counts 348 Medicare patients who saw Dr. Kam in 2024. The largest group is 75 to 84, with 164 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 24% are also on Medicaid. Their average risk score is 2.12, 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. Kam's median patient age at 74, with 52% women.
Dr. Kam's Medicare patients by age, 2024
Dr. Kam's Medicare patients by sex, 2024
- Women19857%
- Men15043%
Chronic conditions among Dr. Kam's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Arthritis64%
- Ischemic heart disease41%
- Chronic kidney disease39%
- Diabetes37%
- Anxiety36%
- Mood disorders36%
Share of Medicare patients with each condition. A patient can have several.
Dr. Kam's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 74
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. May Sin Kam wrote 271 Medicare Part D claims in 2024
In 2024, Dr. Kam wrote 271 Medicare Part D claims for 131 patients. 88% of them were for generic drugs. CMS names the drug for 89 of them, across 5 drugs with 11 or more claims each, at $397 in total drug cost. In 2023, CMS named 102 claims across 7 drugs.
Dr. Kam's Part D claims by kind of drug, 2024
- Generic238 claims88%
- Brand-name and other33 claims12%
Dr. Kam'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. Kam's Part D claims, 2024
- Antibiotics23%61 of 271 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: 1022024: 8913%
Drugs named by CMS: 5 in 2024, 7 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. May Sin Kam scored 55 out of 100 in Medicare's MIPS program for 2024
CMS publishes a Merit-based Incentive Payment System (MIPS) score of 55 out of 100 for Dr. Kam for performance year 2024, reported as part of a group. Dr. Kam accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Dr. Kam's MIPS scores, performance year 2024
- 55of 100Final score
- 53.8of 100Quality
- 0of 100Improvement Activities
- 65of 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. May Sin Kam has 1 publication on record
Dmand AI links 1 paper to Dr. Kam in 2020. Dr. Kam's most frequent co-authors are Mohammed G. Elhassan, MD and April Macale Manalaysay, DO.
Dr. Kam's most frequent co-authors
Recent publications by Dr. Kam
See who Dr. Kam researches with
Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Kam works with, so you can find a warm path to the right hospitalists.
Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage
Dr. May Sin Kam received $245 in industry payments from 2021 to 2024
CMS Open Payments shows 6 general payments to Dr. Kam from 3 drug and device companies from 2021 to 2024. Food and beverage make up the largest share, 100% of the total. GlaxoSmithKline, LLC. paid the most, $125.
General payments to Dr. Kam by program year, 2021 to 2024
Companies that paid Dr. Kam the most, 2021 to 2024
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. May Sin Kam graduated from WesternU College of Osteopathic Medicine of the Pacific
Dr. Kam graduated from WesternU College of Osteopathic Medicine of the Pacific in 2017. Dr. Kam is a member of ACP and Society of Hospitalist Medicine.
- Medical school
- Board certified in internal medicine
Source: Dmand AI Professional Profile Data
Dr. May Sin Kam accepts plans from 1 insurance carrier
Dr. Kam is in network with 1 carrier, including CMS Medicare. Medicare plans come from the most carriers, 1. Check the plan with the practice before a visit.
- CMS Medicare
Source: Dmand AI Insurance Network Data
Sources for Dr. May Sin Kam'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) |
| 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)Clinician Public Reporting: Overall MIPS Performance (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) |
| 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. May Sin Kam
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. May Sin Kam's NPI number?
Dr. May Sin Kam's NPI number is 1437500162. It was assigned on June 23, 2016, and it is active in the NPI Registry.
What kind of doctor is Dr. May Sin Kam?
Dr. May Sin Kam is a hospitalist in Newport Beach, California. The primary specialty in the NPI Registry is Hospitalist Physician (taxonomy code 208M00000X).
Where does Dr. May Sin Kam practice?
Dr. Kam practices at One Hoag Drive, Newport Beach, CA 92663. Dr. Kam also practices at 1 Hoag Dr, Newport Beach, CA 92663. Dr. Kam's primary practice is Hoag Hospital Newport Beach in Newport Beach, California, part of Hoag Memorial Hospital Presbyterian. Dmand AI also links Dr. Kam to 1 group practice or clinic.
What is Dr. May Sin Kam's office phone number?
The practice phone on file for Dr. Kam is (949) 764-4624.
What is Dr. May Sin Kam's medical license number?
Dr. Kam holds California license 20A16889.
Which hospitals is Dr. May Sin Kam affiliated with?
Dr. Kam practices at Hoag Hospital Newport Beach in Newport Beach, California. Dr. Kam is also affiliated with Hoag Orthopedic Institute.
What medical group is Dr. May Sin Kam part of?
Dr. Kam is linked to Pacific Hospitalist Associates.
Does Dr. May Sin Kam accept Medicare?
Yes. CMS data shows Dr. Kam billed Medicare for 898 services in 2024, and Dr. Kam accepts Medicare assignment.
What is Dr. May Sin Kam's MIPS score?
Dr. Kam's MIPS final score for performance year 2024 is 55 out of 100, reported as part of a group.
How many Medicare patients does Dr. May Sin Kam see?
CMS counts 348 Medicare patients who saw Dr. Kam in 2024, with an average age of 78.
Show 9 more questionsShow fewer questions
Is Dr. May Sin Kam board certified?
Yes. Dr. Kam is board certified in internal medicine by the American Board of Internal Medicine.
What services does Dr. May Sin Kam bill to Medicare?
In 2024, Dr. Kam's most billed Medicare services were hospital inpatient care (99233), hospital inpatient care (99239) and hospital inpatient care (99223).
Where did Dr. May Sin Kam go to medical school?
Dr. Kam graduated from WesternU College of Osteopathic Medicine of the Pacific in 2017.
What drugs does Dr. May Sin Kam prescribe most?
In 2024 Medicare Part D data, Dr. Kam's most prescribed drugs by claims were Cefdinir, Furosemide and Amoxicillin-Clavulanate Potass.
Has Dr. May Sin Kam received payments from drug or device companies?
CMS Open Payments shows $245 in general payments to Dr. Kam from 3 companies from 2021 to 2024. The largest total came from GlaxoSmithKline, LLC.
How long has Dr. May Sin Kam been practicing?
Dr. Kam graduated from medical school in 2017, 9 years ago.
Does Dr. May Sin Kam do research?
Dmand AI links 1 publication to Dr. Kam.
Who does Dr. May Sin Kam publish with?
Dr. Kam's most frequent co-authors are Mohammed G. Elhassan, MD (1 shared paper) and April Macale Manalaysay, DO (1 shared paper).
What insurance does Dr. May Sin Kam accept?
Dr. Kam is in network with 1 carrier, including CMS Medicare. Medicare plans come from the most carriers, 1. Check the plan with the practice before a visit.
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