Dr. Peter H. Sim, MD
- Medicare services, 2024
- 3,905
- Medicare patients, 2024
- 458
- Part D claims, 2019
- 22
- MIPS score, 2024
- 75
- Hospital affiliations
- 1
- Practice address
- 1711 West Temple Street, Los Angeles, CA 90026
- Practice phone
- Call (213) 989-6123
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Sim's professional email, personal email and mobile number
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Dr. Peter H. Sim is an infectious disease specialist in Los Angeles, California
Dr. Sim practices at L.A. Downtown Medical Center in Los Angeles, California, part of Downtown Medical Center.
Dr. Sim's NPI, 1659309672, was assigned on June 29, 2006. Dr. Sim graduated from Chicago Medical School at Rosalind Franklin University of Medicine and Science in 1997. Dr. Sim holds California license A67722.
- NPI
- 1659309672NPI Registry (opens in a new tab)
- Medicare PAC ID
- 0749250983
- NPI enumeration date
- June 29, 2006
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (213) 989-6123
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 55
- Medical school graduation
- 1997
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Peter H. Sim practices at L.A. Downtown Medical Center in Los Angeles, California
Dr. Sim's primary practice is L.A. Downtown Medical Center, at 1711 West Temple Street, Los Angeles, CA 90026 in Los Angeles County. The practice phone is (213) 989-6123.
- L.A. Downtown Medical Center1711 West Temple Street, Los Angeles, CA 90026 · Los Angeles CountyPhone(213) 989-6123
Source: Dmand AI Affiliation Data
Dr. Peter H. Sim is affiliated with 1 site of care and 1 medical group
Dr. Sim's primary practice is L.A. Downtown Medical Center in Los Angeles, California, part of Downtown Medical Center. The medical group on file is New World Multispecialty Medical Group.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Peter H. Sim's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Sim practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| L.A. Downtown Medical Center | Available with a free account |
Source: Dmand AI Technology Install Data
For health IT teams
Dmand AI maps EHR vendors, IT decision makers and buying committees across Downtown Medical Center and 6.2K+ hospitals, with verified contacts in the same login.
Dr. Peter H. Sim is one of 1,054 infectious disease specialists in California
Infectious disease is Dr. Sim's primary specialty in the NPI Registry, under taxonomy code 207RI0200X. Dr. Sim is licensed in California.
Specialties and state licenses
- Infectious disease, CaliforniaPrimary
Infectious disease specialists near Dr. Sim
Counts of infectious disease specialists 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 H. Sim billed Medicare for 3,905 services in 2024
CMS data shows 3,905 Medicare services from Dr. Sim across 5 procedure codes in 2024, for 458 Medicare patients. Medicare paid $254,808 for them. Every service was in a facility, such as a hospital, rather than an office.
Dr. Sim's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 3,5812024: 3,9059%
Dr. Sim compared with the California median for infectious disease specialists, 2024
- Dr. Sim
- California median
- Medicare services
- 3,905vs 4299.1 times
- Medicare patients
- 458vs 1802.5 times
- Part D claims
- 22vs 11982% below
Medians across 930 infectious disease specialists in California with Dmand AI profiles that report each measure.
Dr. Sim'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. Sim and other infectious disease specialists in California.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Peter H. Sim treated 458 Medicare patients in 2024, average age 71
CMS counts 458 Medicare patients who saw Dr. Sim in 2024. The largest group is 65 to 74, with 176 patients. 75% of them have anxiety, and 75% have copd. 95% are also on Medicaid. Their average risk score is 3.72, 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. Sim's median patient age at 57, with 42% women.
Dr. Sim's Medicare patients by age, 2024
Dr. Sim's Medicare patients by sex, 2024
- Women22750%
- Men23150%
Chronic conditions among Dr. Sim's Medicare patients, 2024
- Anxiety75%
- COPD75%
- High blood pressure75%
- High cholesterol75%
- Mood disorders75%
- Schizophrenia and other psychoses75%
- Chronic kidney disease74%
- Arthritis71%
Share of Medicare patients with each condition. A patient can have several.
Dr. Sim's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 57
Patient panel by sex, all payers
- Women42%
- Men57%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Peter H. Sim wrote 22 Medicare Part D claims in 2019
In 2019, Dr. Sim wrote 22 Medicare Part D claims. They cover 2 drugs, with $1,380 in total drug cost.
Dr. Sim's most prescribed drugs by claims, 2019
CMS names a drug when it has 11 or more claims. Share is of the claims for drugs CMS names.
Source: Medicare Part D Prescribers - by Provider and Drug (CMS), 2024 data, released May 6, 2026
Dr. Peter H. Sim scored 75 out of 100 in Medicare's MIPS program for 2024
CMS publishes a Merit-based Incentive Payment System (MIPS) score of 75 out of 100 for Dr. Sim for performance year 2024, reported individually. Dr. Sim accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
- MIPS final score, 2024
- 75 of 100
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. Peter H. Sim received $363 in industry payments from 2017 to 2025
CMS Open Payments shows 10 general payments to Dr. Sim from 3 drug and device companies from 2017 to 2025. Food and beverage make up the largest share, 100% of the total. Abbvie Inc. paid the most, $269.
General payments to Dr. Sim by program year, 2017 to 2025
Companies that paid Dr. Sim 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. Peter H. Sim graduated from Chicago Medical School at Rosalind Franklin University of Medicine and Science
Dr. Sim graduated from Chicago Medical School at Rosalind Franklin University of Medicine and Science in 1997.
- Medical school
Source: Dmand AI Professional Profile Data
Dr. Peter H. Sim accepts plans from 6 insurance carriers
Dr. Sim is in network with 6 carriers, including Blue Cross Blue Shield of Michigan, Blue Cross Blue Shield of Massachusetts and HCSC. Medicare plans come from the most carriers, 6. Check the plan with the practice before a visit.
- Blue Cross Blue Shield of Michigan
- Blue Cross Blue Shield of Massachusetts
- HCSC
- Regence Health Plans
- CMS Medicare
- Molina
Plan types Dr. Sim accepts, by number of carriers
- Medicare6
- PPO4
- HMO1
- POS1
Source: Dmand AI Insurance Network Data
Sources for Dr. Peter H. Sim'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) |
| 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) |
| 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. Peter H. Sim
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 H. Sim's NPI number?
Dr. Peter H. Sim's NPI number is 1659309672. It was assigned on June 29, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Peter H. Sim?
Dr. Peter H. Sim is an infectious disease specialist in Los Angeles, California. The primary specialty in the NPI Registry is Infectious Disease Physician (taxonomy code 207RI0200X).
Where does Dr. Peter H. Sim practice?
Dr. Sim practices at 1711 West Temple Street, Los Angeles, CA 90026. Dr. Sim's primary practice is L.A. Downtown Medical Center in Los Angeles, California, part of Downtown Medical Center.
What is Dr. Peter H. Sim's office phone number?
The practice phone on file for Dr. Sim is (213) 989-6123.
What is Dr. Peter H. Sim's medical license number?
Dr. Sim holds California license A67722.
Which hospitals is Dr. Peter H. Sim affiliated with?
Dr. Sim practices at L.A. Downtown Medical Center in Los Angeles, California.
What medical group is Dr. Peter H. Sim part of?
Dr. Sim is linked to New World Multispecialty Medical Group.
Does Dr. Peter H. Sim accept Medicare?
Yes. CMS data shows Dr. Sim billed Medicare for 3,905 services in 2024, and Dr. Sim accepts Medicare assignment.
What is Dr. Peter H. Sim's MIPS score?
Dr. Sim's MIPS final score for performance year 2024 is 75 out of 100, reported individually.
How many Medicare patients does Dr. Peter H. Sim see?
CMS counts 458 Medicare patients who saw Dr. Sim in 2024, with an average age of 71.
Show 6 more questionsShow fewer questions
What services does Dr. Peter H. Sim bill to Medicare?
In 2024, Dr. Sim's most billed Medicare services were hospital inpatient care (99232), hospital inpatient care (99222) and critical care (99291).
Where did Dr. Peter H. Sim go to medical school?
Dr. Sim graduated from Chicago Medical School at Rosalind Franklin University of Medicine and Science in 1997.
What drugs does Dr. Peter H. Sim prescribe most?
In 2019 Medicare Part D data, Dr. Sim's most prescribed drugs by claims were Atorvastatin Calcium and Memantine HCl ER.
Has Dr. Peter H. Sim received payments from drug or device companies?
CMS Open Payments shows $363 in general payments to Dr. Sim from 3 companies from 2017 to 2025. The largest total came from Abbvie Inc.
How long has Dr. Peter H. Sim been practicing?
Dr. Sim graduated from medical school in 1997, 29 years ago.
What insurance does Dr. Peter H. Sim accept?
Dr. Sim is in network with 6 carriers, including Blue Cross Blue Shield of Michigan, Blue Cross Blue Shield of Massachusetts and HCSC. Medicare plans come from the most carriers, 6. Check the plan with the practice before a visit.
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