Dr. Rafik A. Shereen, MD
- Medicare services, 2024
- 88
- Medicare patients, 2024
- 53
- Part D claims, 2024
- 5,492
- Hospital affiliations
- 1
- Industry payments
- $49
- Practice address
- 2600 Redondo Avenue, Long Beach, CA 90806
- Practice phone
- Call (562) 988-7147
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Optum Surgery Center - Long Beach
Surgery Center - Medicare-Certified · Long Beach, California
Find Dr. Shereen'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. Rafik A. Shereen is an internist in Long Beach, California
Dr. Shereen practices at Optum Surgery Center - Long Beach in Long Beach, California.
Dr. Shereen's NPI, 1952807372, was assigned on April 4, 2018. Dr. Shereen holds California license 173382.
- NPI
- 1952807372NPI Registry (opens in a new tab)
- Medicare PAC ID
- 8022406339
- NPI enumeration date
- April 4, 2018
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
- Practice phone
- (562) 988-7147
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- 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. Rafik A. Shereen practices at Optum Surgery Center - Long Beach in Long Beach, California
Dr. Shereen's primary practice is Optum Surgery Center - Long Beach, at 2600 Redondo Avenue, Long Beach, CA 90806. The practice phone is (562) 988-7147.
- Optum Surgery Center - Long Beach2600 Redondo Avenue, Long Beach, CA 90806Phone(562) 988-7147
Source: Dmand AI Affiliation Data
Dr. Rafik A. Shereen is affiliated with 3 sites of care and 1 medical group
Dr. Shereen's primary practice is Optum Surgery Center - Long Beach in Long Beach, California. Dr. Shereen is also affiliated with Torrance Memorial Medical Center. The medical group on file is Optum - Downtown Los Angeles. Dmand AI also links Dr. Shereen 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. Rafik A. Shereen's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Shereen practices, 3 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Optum Surgery Center - Long Beach | Available with a free account |
| +2 more affiliated sites | 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 each health system and 6.2K+ hospitals, with verified contacts in the same login.
Dr. Rafik A. Shereen is one of 16,751 internists in California
Internal medicine is Dr. Shereen's primary specialty in the NPI Registry, under taxonomy code 207R00000X. Dr. Shereen is licensed in California.
Specialties and state licenses
- Internal medicine, CaliforniaPrimary
Internists near Dr. Shereen
Counts of internists 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. Rafik A. Shereen billed Medicare for 88 services in 2024
CMS data shows 88 Medicare services from Dr. Shereen across 3 procedure codes in 2024, for 53 Medicare patients. Medicare paid $7,508 for them. Every service was in an office.
Dr. Shereen's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 702024: 757%
- Other services
- 2023: 112024: 1318%
Dr. Shereen compared with the California median for internists, 2024
- Dr. Shereen
- California median
- Medicare services
- 88vs 36176% below
- Medicare patients
- 53vs 15165% below
- Part D claims
- 4,758vs 42111.3 times
Medians across 15,815 internists in California with Dmand AI profiles that report each measure.
Dr. Shereen'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. Shereen?
Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Shereen and other internists in California.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Rafik A. Shereen treated 53 Medicare patients in 2024, average age 73
CMS counts 53 Medicare patients who saw Dr. Shereen in 2024. The largest group is 65 to 74, with 25 patients. 64% of them have high blood pressure, and 64% have high cholesterol. Their average risk score is 1.43, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Dr. Shereen's median patient age at 69, with 49% women.
Dr. Shereen's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Dr. Shereen's Medicare patients by sex, 2024
- Women2751%
- Men2649%
Chronic conditions among Dr. Shereen's Medicare patients, 2024
- High blood pressure64%
- High cholesterol64%
- Arthritis38%
- Diabetes28%
- Anxiety23%
- Mood disorders23%
Share of Medicare patients with each condition. A patient can have several.
Dr. Shereen's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 69
Patient panel by sex, all payers
- Women49%
- Men50%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Rafik A. Shereen wrote 5,492 Medicare Part D claims in 2024
In 2024, Dr. Shereen wrote 5,492 Medicare Part D claims for 492 patients. 87% of them were for generic drugs. CMS names the drug for 4,758 of them, across 101 drugs with 11 or more claims each, at $411,586 in total drug cost. In 2023, CMS named 3,043 claims across 75 drugs.
Dr. Shereen's Part D claims by kind of drug, 2024
- Generic4,759 claims87%
- Brand-name670 claims12%
- Other63 claims1%
Dr. Shereen'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. Shereen's Part D claims, 2024
- Opioids1%82 of 5,492 claims
- Antibiotics2%103 of 5,492 claims
- Antipsychotics, patients 65 and over0%23 of 5,492 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: 3,0432024: 4,75856%
Drugs named by CMS: 101 in 2024, 75 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. Rafik A. Shereen offers telehealth to Medicare patients
Dr. Shereen accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Dr. Shereen as offering telehealth.
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
Source: Doctors and Clinicians National Downloadable File (CMS)
For MedTech and pharma teams
Filter 7.4M+ HCPs by Medicare procedures, Part D drugs and Open Payments history, then reach them with verified contacts in one login.
Dr. Rafik A. Shereen received $49 in industry payments from 2020 to 2021
CMS Open Payments shows 2 general payments to Dr. Shereen from 2 drug and device companies from 2020 to 2021. Food and beverage make up the largest share, 100% of the total. Ipsen Biopharmaceuticals, Inc paid the most, $27.
General payments to Dr. Shereen by program year, 2020 to 2021
Companies that paid Dr. Shereen the most, 2020 to 2021
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Sources for Dr. Rafik A. Shereen'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)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) |
| Industry payments | Open Payments (CMS) (opens in a new tab) |
| 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. Rafik A. Shereen
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. Rafik A. Shereen's NPI number?
Dr. Rafik A. Shereen's NPI number is 1952807372. It was assigned on April 4, 2018, and it is active in the NPI Registry.
What kind of doctor is Dr. Rafik A. Shereen?
Dr. Rafik A. Shereen is an internist in Long Beach, California. The primary specialty in the NPI Registry is Internal Medicine Physician (taxonomy code 207R00000X).
Where does Dr. Rafik A. Shereen practice?
Dr. Shereen practices at 2600 Redondo Avenue, Long Beach, CA 90806. Dr. Shereen's primary practice is Optum Surgery Center - Long Beach in Long Beach, California. Dmand AI also links Dr. Shereen to 1 group practice or clinic.
What is Dr. Rafik A. Shereen's office phone number?
The practice phone on file for Dr. Shereen is (562) 988-7147.
What is Dr. Rafik A. Shereen's medical license number?
Dr. Shereen holds California license 173382.
Which hospitals is Dr. Rafik A. Shereen affiliated with?
Dr. Shereen is affiliated with Torrance Memorial Medical Center.
What medical group is Dr. Rafik A. Shereen part of?
Dr. Shereen is linked to Optum - Downtown Los Angeles.
Does Dr. Rafik A. Shereen accept Medicare?
Yes. CMS data shows Dr. Shereen billed Medicare for 88 services in 2024, and Dr. Shereen accepts Medicare assignment.
Does Dr. Rafik A. Shereen offer telehealth?
Yes. The CMS Doctors and Clinicians file lists Dr. Shereen as offering telehealth services.
How many Medicare patients does Dr. Rafik A. Shereen see?
CMS counts 53 Medicare patients who saw Dr. Shereen in 2024, with an average age of 73.
Show 4 more questionsShow fewer questions
What services does Dr. Rafik A. Shereen bill to Medicare?
In 2024, Dr. Shereen's most billed Medicare services were office visit, established patient (99213), office visit, established patient (99214) and medicare service (G0439).
What drugs does Dr. Rafik A. Shereen prescribe most?
In 2024 Medicare Part D data, Dr. Shereen's most prescribed drugs by claims were Atorvastatin Calcium, Amlodipine Besylate and Losartan Potassium.
Has Dr. Rafik A. Shereen received payments from drug or device companies?
CMS Open Payments shows $49 in general payments to Dr. Shereen from 2 companies from 2020 to 2021. The largest total came from Ipsen Biopharmaceuticals, Inc.
How long has Dr. Rafik A. Shereen been practicing?
Dr. Shereen graduated from medical school in 2017, 9 years ago.
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