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Dr. Ronald W. Cotliar, MD
NPI1932192572PAC ID7719049386
- Medicare services, 2018
- 234
- Part D claims, 2018
- 13
- Publications
- 1
- Industry payments
- $1,001
- Affiliated sites
- 2
- Practice address
- 200 Medical Plz, Los Angeles, CA 90024
- Practice phone
- Call (310) 794-9206
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Peter Morton UCLA Medical Building
Los Angeles, California
Find Dr. Cotliar'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. Ronald W. Cotliar is a pediatrician in Los Angeles, California
Dr. Cotliar practices at Peter Morton UCLA Medical Building in Los Angeles, California.
Dr. Cotliar's NPI, 1932192572, was assigned on August 30, 2005. Dr. Cotliar graduated from University Of Kentucky College Of Medicine in 1972. Dr. Cotliar holds California license G25069.
NPI and contact details
- NPI
- 1932192572NPI Registry (opens in a new tab)
- Medicare PAC ID
- 7719049386
- NPI enumeration date
- August 30, 2005
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (310) 794-9206
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 80
- Medical school graduation
- 1972
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Ronald W. Cotliar practices at Peter Morton UCLA Medical Building in Los Angeles, California
Dr. Cotliar's primary practice is Peter Morton UCLA Medical Building, at 200 Medical Plz, Los Angeles, CA 90024 in Los Angeles County. The practice phone is (310) 794-9206.
- Peter Morton UCLA Medical Building200 Medical Plz, Los Angeles, CA 90024 · Los Angeles CountyPhone(310) 794-9206
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Dr. Ronald W. Cotliar is affiliated with 3 sites of care and 2 medical groups
Dr. Cotliar's primary practice is Peter Morton UCLA Medical Building in Los Angeles, California. The medical group on file is UCLA Health. Dmand AI also links Dr. Cotliar to 2 more group practices and clinics and 1 medical group, each named with a free account.
Peter Morton UCLA Medical BuildingPrimary
Sources: NPPES NPI Registry (CMS); Dmand AI Practice Data; and Dmand AI Affiliation Data
Dmand AI tracks the EHR system at Dr. Ronald W. Cotliar's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Cotliar practices, 2 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Peter Morton UCLA Medical Building | 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. Ronald W. Cotliar is one of 8,236 pediatricians in California
Pediatrics is Dr. Cotliar's primary specialty in the NPI Registry, under taxonomy code 208000000X. Dr. Cotliar is board certified in dermatology by the American Board of Dermatology. Dr. Cotliar is licensed in California.
Specialties and state licenses
- Pediatrics, CaliforniaPrimary
Pediatricians near Dr. Cotliar
Counts of pediatricians 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. Ronald W. Cotliar billed Medicare for 234 services in 2018
CMS data shows 234 Medicare services from Dr. Cotliar across 5 procedure codes in 2018. Medicare paid $5,530 for them. Every service was in an office.
Medicare services, 2018234
Paid by Medicare$5,530
Procedure codes5
Dr. Cotliar's Medicare services by type, 2017 to 2018
- 2017
- 2018
- Surgery
- 2017: 5662018: 13476%
- Office and hospital visits
- 2017: 3902018: 10074%
- Tests and treatments
- 2017: 142018: 0100%
Dr. Cotliar compared with the California median for pediatricians, 2018
- Dr. Cotliar
- California median
- Medicare services
- 234vs 703.3 times
- Part D claims
- 13vs 2241% below
Medians across 807 pediatricians in California with Dmand AI profiles that report each measure.
Dr. Cotliar's most billed Medicare procedure codes, 2018
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. Cotliar?
Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Cotliar and other pediatricians in California.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Ronald W. Cotliar's patients have a median age of 11
Across all payers, Dmand AI patient panel data puts Dr. Cotliar's median patient age at 11, with 50% women.
Dr. Cotliar's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 11
Patient panel by sex, all payers
- Women50%
- Men49%
Source: Dmand AI Patient Panel Data
Dr. Ronald W. Cotliar wrote 13 Medicare Part D claims in 2018
In 2018, Dr. Cotliar wrote 13 Medicare Part D claims. Every claim was for a generic drug. They cover 1 drug, with $241 in total drug cost. In 2017, CMS named 133 claims across 7 drugs.
Part D claims, 201813
Drugs named by CMS1
Total drug cost$241
Dr. Cotliar's most prescribed drugs by claims, 2018
CMS names a drug when it has 11 or more claims. Share is of the claims for drugs CMS names.
Part D claims for drugs CMS names, 2017 to 2018
- 2017
- 2018
- Claims for drugs CMS names
- 2017: 1332018: 1390%
Drugs named by CMS: 1 in 2018, 7 in 2017.
Source: Medicare Part D Prescribers - by Provider and Drug (CMS), 2024 data, released May 6, 2026
How Dr. Ronald W. Cotliar takes part in Medicare
Dr. Cotliar 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. Ronald W. Cotliar has 1 publication on record
Dmand AI links 1 paper to Dr. Cotliar.
Papers1
Recent publications by Dr. Cotliar
See who Dr. Cotliar researches with
Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Cotliar works with, so you can find a warm path to the right pediatricians.
Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage
Dr. Ronald W. Cotliar received $1,001 in industry payments from 2016 to 2018
CMS Open Payments shows 53 general payments to Dr. Cotliar from 12 drug and device companies from 2016 to 2018. Food and beverage make up the largest share, 94% of the total. Almirall LLC paid the most, $692.
General payments to Dr. Cotliar by program year, 2016 to 2018
General payments to Dr. Cotliar by kind, 2016 to 2018
$1Kin total
- Food and beverage$94294%
- Education$586%
Companies that paid Dr. Cotliar the most, 2016 to 2018
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Ronald W. Cotliar has 2 awards and honors on record
Dmand AI lists 2 awards for Dr. Cotliar, most recently CMS Stage 1 EHR in 2013.
Awards and honors for Dr. Cotliar
- 2013
- CMS Stage 1 EHR
- Undated
- AAD Fellow
Source: Dmand AI Professional Profile Data
Dr. Ronald W. Cotliar graduated from University Of Kentucky College Of Medicine
Dr. Cotliar graduated from University Of Kentucky College Of Medicine in 1972. Dr. Cotliar is a member of AAD and AAP.
- Medical school
- Board certified in dermatology
- Board certified in pediatric dermatology
Source: Dmand AI Professional Profile Data
Dr. Ronald W. Cotliar accepts plans from 13 insurance carriers
Dr. Cotliar is in network with 13 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
- Regence Health Plans
- Alliant Health Plans
- +5 more carriersWith a free account
Plan types Dr. Cotliar accepts, by number of carriers
- PPO9
- HMO7
- Medicare6
- EPO4
- POS3
Source: Dmand AI Insurance Network Data
Sources for Dr. Ronald W. Cotliar'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 Data |
| Part D prescribing | Medicare Part D Prescribers - by Provider and Drug (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. Ronald W. Cotliar
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. Ronald W. Cotliar's NPI number?
Dr. Ronald W. Cotliar's NPI number is 1932192572. It was assigned on August 30, 2005, and it is active in the NPI Registry.
What kind of doctor is Dr. Ronald W. Cotliar?
Dr. Ronald W. Cotliar is a pediatrician in Los Angeles, California. The primary specialty in the NPI Registry is Pediatrics Physician (taxonomy code 208000000X).
Where does Dr. Ronald W. Cotliar practice?
Dr. Cotliar practices at 200 Medical Plz, Los Angeles, CA 90024. Dr. Cotliar's primary practice is Peter Morton UCLA Medical Building in Los Angeles, California. Dmand AI also links Dr. Cotliar to 2 group practices and clinics and 1 medical group.
What is Dr. Ronald W. Cotliar's office phone number?
The practice phone on file for Dr. Cotliar is (310) 794-9206.
What is Dr. Ronald W. Cotliar's medical license number?
Dr. Cotliar holds California license G25069.
What medical group is Dr. Ronald W. Cotliar part of?
Dr. Cotliar is linked to UCLA Health. Dmand AI links Dr. Cotliar to 1 more medical group.
Does Dr. Ronald W. Cotliar accept Medicare?
Yes. CMS data shows Dr. Cotliar billed Medicare for 234 services in 2018, and Dr. Cotliar accepts Medicare assignment.
Is Dr. Ronald W. Cotliar board certified?
Yes. Dr. Cotliar is board certified in dermatology by the American Board of Dermatology.
What services does Dr. Ronald W. Cotliar bill to Medicare?
In 2018, Dr. Cotliar's most billed Medicare services were office visit, established patient (99212), surgery: skin and soft tissue (17003) and surgery: skin and soft tissue (17000).
Where did Dr. Ronald W. Cotliar go to medical school?
Dr. Cotliar graduated from University Of Kentucky College Of Medicine in 1972.
Show 5 more questionsShow fewer questions
What drugs does Dr. Ronald W. Cotliar prescribe most?
In 2018 Medicare Part D data, Dr. Cotliar's most prescribed drugs by claims were Triamcinolone Acetonide.
Has Dr. Ronald W. Cotliar received payments from drug or device companies?
CMS Open Payments shows $1,001 in general payments to Dr. Cotliar from 12 companies from 2016 to 2018. The largest total came from Almirall LLC.
How long has Dr. Ronald W. Cotliar been practicing?
Dr. Cotliar graduated from medical school in 1972, 54 years ago.
Does Dr. Ronald W. Cotliar do research?
Dmand AI links 1 publication to Dr. Cotliar.
What insurance does Dr. Ronald W. Cotliar accept?
Dr. Cotliar is in network with 13 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.
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