Am J Med Qual
Consumer BehaviorData CollectionFactor Analysis, Statistical
Dr. Michael Mostyn, MD
NPI1235166059PAC ID3971663592
- Medicare services, 2024
- 307
- Medicare patients, 2024
- 88
- Part D claims, 2024
- 955
- Publications
- 1
- Industry payments
- $2,937
- Practice address
- 41865 Boardwalk, Palm Desert, CA 92211
- Practice phone
- Call (760) 775-4181
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Coachella Valley Care Medical Associates Inc
Palm Desert, California
Find Dr. Mostyn'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. Michael Mostyn is an internist in Palm Desert, California
Dr. Mostyn practices at Coachella Valley Care Medical Associates Inc in Palm Desert, California.
Dr. Mostyn's NPI, 1235166059, was assigned on June 27, 2006. Dr. Mostyn graduated from University of Santo Tomas in 1979. Dr. Mostyn holds California license A37252.
NPI and contact details
- NPI
- 1235166059NPI Registry (opens in a new tab)
- Medicare PAC ID
- 3971663592
- NPI enumeration date
- June 27, 2006
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
- Practice phone
- (760) 775-4181
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 73
- Medical school graduation
- 1979
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Michael Mostyn practices at Coachella Valley Care Medical Associates Inc in Palm Desert, California
Dr. Mostyn's primary practice is Coachella Valley Care Medical Associates Inc, at 41865 Boardwalk, Palm Desert, CA 92211 in Riverside County. The practice phone is (760) 775-4181.
- Coachella Valley Care Medical Associates Inc41865 Boardwalk, Palm Desert, CA 92211 · Riverside CountyPhone(760) 775-4181
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Dr. Michael Mostyn is affiliated with 2 sites of care and 2 medical groups
Dr. Mostyn's primary practice is Coachella Valley Care Medical Associates Inc in Palm Desert, California. The medical group on file is Desert Urgent Care. Dmand AI also links Dr. Mostyn to 1 more group practice or clinic and 1 medical group, each named with a free account.
Coachella Valley Care Medical Associates IncPrimary
Sources: NPPES NPI Registry (CMS); Dmand AI Practice Data; and Dmand AI Affiliation Data
Dmand AI tracks the EHR system at Dr. Michael Mostyn's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Mostyn practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Coachella Valley Care Medical Associates Inc | Available with a free account |
| +1 more site and 1 medical group | Available with a free account |
Source: Dmand AI Technology Install Data
For health IT teams
See the EHR and IT leaders at every site where Dr. Mostyn practices
Dmand AI maps EHR vendors, IT decision makers and buying committees across each health system and 6.2K+ hospitals, with verified contacts in the same login.
Dr. Michael Mostyn is one of 16,751 internists in California
Internal medicine is Dr. Mostyn's primary specialty in the NPI Registry, under taxonomy code 207R00000X. Dmand AI has Dr. Mostyn's licenses on file in 3 states: California, New York and New Jersey.
Specialties and state licenses
- Internal medicine, CaliforniaPrimary
- New York license
- New Jersey license
Clinical focus
Dmand AI lists acute skin infection, arthritis, chronic diabetes, chronic hypertension, diabetic emergency, enlarged prostate, high cholesterol and joint pain among the conditions Dr. Mostyn treats.
Internists near Dr. Mostyn
Counts of internists with a Dmand AI profile, by place and practice. Each opens the list.
16,751internists in California
5internists in Palm Desert
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Peer Benchmarks
Dr. Michael Mostyn billed Medicare for 307 services in 2024
CMS data shows 307 Medicare services from Dr. Mostyn across 7 procedure codes in 2024, for 88 Medicare patients. Medicare paid $21,761 for them. Every service was in an office.
Medicare services, 2024307
Medicare patients88
Paid by Medicare$21,761
Procedure codes7
Dr. Mostyn's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 1732024: 24340%
- Other services
- 2023: 902024: 6429%
Dr. Mostyn compared with the California median for internists, 2024
- Dr. Mostyn
- California median
- Medicare services
- 307vs 36115% below
- Medicare patients
- 88vs 15142% below
- Part D claims
- 574vs 42136% above
Medians across 15,815 internists in California with Dmand AI profiles that report each measure.
Dr. Mostyn'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. Mostyn?
Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Mostyn and other internists in California.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Michael Mostyn treated 88 Medicare patients in 2024, average age 65
CMS counts 88 Medicare patients who saw Dr. Mostyn in 2024. The largest group is 65 to 74, with 61 patients. 75% of them have high cholesterol, and 58% have high blood pressure. 77% are also on Medicaid. Their average risk score is 1.03, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Dr. Mostyn's median patient age at 50, with 51% women.
Medicare patients, 202488
Average age65
Average risk score1.03
Also on Medicaid77%
Dr. Mostyn's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Dr. Mostyn's Medicare patients by sex, 2024
- Women4652%
- Men4248%
Chronic conditions among Dr. Mostyn's Medicare patients, 2024
- High cholesterol75%
- High blood pressure58%
- Diabetes52%
- Arthritis32%
- Anxiety19%
- Chronic kidney disease18%
- Depression13%
- Mood disorders13%
Share of Medicare patients with each condition. A patient can have several.
Dr. Mostyn's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 50
Patient panel by sex, all payers
- Women51%
- Men49%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Michael Mostyn wrote 955 Medicare Part D claims in 2024
In 2024, Dr. Mostyn wrote 955 Medicare Part D claims for 182 patients. 83% of them were for generic drugs. CMS names the drug for 574 of them, across 25 drugs with 11 or more claims each, at $60,672 in total drug cost. In 2023, CMS named 491 claims across 18 drugs.
Part D claims, 2024955
Drugs named by CMS25
Total drug cost$60,672
Part D patients182
Dr. Mostyn's Part D claims by kind of drug, 2024
- Generic796 claims83%
- Brand-name146 claims15%
- Other13 claims1%
Dr. Mostyn'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. Mostyn's Part D claims, 2024
- Antibiotics3%32 of 955 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: 4912024: 57417%
Drugs named by CMS: 25 in 2024, 18 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. Michael Mostyn offers telehealth to Medicare patients
Dr. Mostyn accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Dr. Mostyn as offering telehealth.
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
Source: Doctors and Clinicians National Downloadable File (CMS)
For MedTech and pharma teams
Find internists like Dr. Mostyn by procedure volume and prescribing
Filter 7.4M+ HCPs by Medicare procedures, Part D drugs and Open Payments history, then reach them with verified contacts in one login.
Dr. Michael Mostyn has 1 publication on record
Dmand AI links 1 paper to Dr. Mostyn.
Papers1
Recent publications by Dr. Mostyn
See who Dr. Mostyn researches with
Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Mostyn works with, so you can find a warm path to the right internists.
Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage
Dr. Michael Mostyn received $2,937 in industry payments from 2016 to 2025
CMS Open Payments shows 48 general payments to Dr. Mostyn from 16 drug and device companies from 2016 to 2025. Food and beverage make up the largest share, 100% of the total. Novo Nordisk Inc paid the most, $792.
General payments to Dr. Mostyn by program year, 2016 to 2025
Companies that paid Dr. Mostyn 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. Michael Mostyn graduated from University of Santo Tomas
Dr. Mostyn graduated from University of Santo Tomas in 1979.
- Medical school
Source: Dmand AI Professional Profile Data
Dr. Michael Mostyn accepts plans from 15 insurance carriers
Dr. Mostyn is in network with 15 carriers, including Aetna, Blue Cross Blue Shield of Michigan and United Healthcare. PPO plans come from the most carriers, 9. Check the plan with the practice before a visit.
- Aetna
- Blue Cross Blue Shield of Michigan
- United Healthcare
- Elevance
- HCSC
- Blue Cross Blue Shield of Massachusetts
- Molina
- Regence Health Plans
- +7 more carriersWith a free account
Plan types Dr. Mostyn accepts, by number of carriers
- PPO9
- HMO8
- Medicare8
- EPO3
- POS3
Source: Dmand AI Insurance Network Data
Sources for Dr. Michael Mostyn'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 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) |
| 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. Michael Mostyn
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. Michael Mostyn's NPI number?
Dr. Michael Mostyn's NPI number is 1235166059. It was assigned on June 27, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Michael Mostyn?
Dr. Michael Mostyn is an internist in Palm Desert, California. The primary specialty in the NPI Registry is Internal Medicine Physician (taxonomy code 207R00000X).
Where does Dr. Michael Mostyn practice?
Dr. Mostyn practices at 41865 Boardwalk, Palm Desert, CA 92211. Dr. Mostyn's primary practice is Coachella Valley Care Medical Associates Inc in Palm Desert, California. Dmand AI also links Dr. Mostyn to 1 group practice or clinic and 1 medical group.
What is Dr. Michael Mostyn's office phone number?
The practice phone on file for Dr. Mostyn is (760) 775-4181.
What is Dr. Michael Mostyn's medical license number?
Dr. Mostyn holds California license A37252, one of the licenses on file in 3 states.
Which states has Dr. Michael Mostyn been licensed in?
Dmand AI has state licenses on file for Dr. Mostyn in California (1981 to 2027), New York (1983 to 1996) and New Jersey (1982 to 1991).
What medical group is Dr. Michael Mostyn part of?
Dr. Mostyn is linked to Desert Urgent Care. Dmand AI links Dr. Mostyn to 1 more medical group.
Does Dr. Michael Mostyn accept Medicare?
Yes. CMS data shows Dr. Mostyn billed Medicare for 307 services in 2024, and Dr. Mostyn accepts Medicare assignment.
Does Dr. Michael Mostyn offer telehealth?
Yes. The CMS Doctors and Clinicians file lists Dr. Mostyn as offering telehealth services.
How many Medicare patients does Dr. Michael Mostyn see?
CMS counts 88 Medicare patients who saw Dr. Mostyn in 2024, with an average age of 65.
Show 7 more questionsShow fewer questions
What services does Dr. Michael Mostyn bill to Medicare?
In 2024, Dr. Mostyn'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. Michael Mostyn go to medical school?
Dr. Mostyn graduated from University of Santo Tomas in 1979.
What drugs does Dr. Michael Mostyn prescribe most?
In 2024 Medicare Part D data, Dr. Mostyn's most prescribed drugs by claims were Atorvastatin Calcium, Amlodipine Besylate and Lisinopril.
Has Dr. Michael Mostyn received payments from drug or device companies?
CMS Open Payments shows $2,937 in general payments to Dr. Mostyn from 16 companies from 2016 to 2025. The largest total came from Novo Nordisk Inc.
How long has Dr. Michael Mostyn been practicing?
Dr. Mostyn graduated from medical school in 1979, 47 years ago.
Does Dr. Michael Mostyn do research?
Dmand AI links 1 publication to Dr. Mostyn.
What insurance does Dr. Michael Mostyn accept?
Dr. Mostyn is in network with 15 carriers, including Aetna, Blue Cross Blue Shield of Michigan and United Healthcare. PPO plans come from the most carriers, 9. Check the plan with the practice before a visit.
Selling to internal medicine practices?
See internists in California by site of care and group
Find the practices, groups and hospitals they work with, and the right people to contact at each.
- 30 days free
- Self-serve
- No credit card