Erwin Cereno Hernandez, PA-C
- Medicare services, 2024
- 1,842
- Medicare patients, 2024
- 326
- Part D claims, 2024
- 972
- MIPS score, 2024
- 75
- Industry payments
- $207
- Practice address
- 4853 W. Washington Bl., Los Angeles, CA 90016
- Practice phone
- Call (323) 935-1157
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Longwood Manor Healthcare Center
Skilled Nursing Facility · Los Angeles, California
Find Erwin Hernandez's professional email, personal email and mobile number
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Erwin Cereno Hernandez is a physician assistant in Los Angeles, California
Erwin Hernandez practices at Longwood Manor Healthcare Center in Los Angeles, California.
Erwin Hernandez's NPI, 1932493699, was assigned on May 30, 2011. Erwin Hernandez holds California license PA21379.
- NPI
- 1932493699NPI Registry (opens in a new tab)
- Medicare PAC ID
- 3870762933
- NPI enumeration date
- May 30, 2011
- NPI status
- Active
- Offers telehealth
- Yes
- Practice phone
- (323) 935-1157
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 42
- Medical school graduation
- 2010
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Erwin Cereno Hernandez practices at Longwood Manor Healthcare Center in Los Angeles, California
Erwin Hernandez's primary practice is Longwood Manor Healthcare Center, at 4853 W. Washington Bl., Los Angeles, CA 90016 in Los Angeles County. The practice phone is (323) 935-1157.
- Longwood Manor Healthcare Center4853 W. Washington Bl., Los Angeles, CA 90016 · Los Angeles CountyPhone(323) 935-1157
Source: Dmand AI Affiliation Data
Erwin Cereno Hernandez is affiliated with 3 sites of care and 5 medical groups
Erwin Hernandez's primary practice is Longwood Manor Healthcare Center in Los Angeles, California. The medical group on file is Pantea Farhadi, MD. Dmand AI also links Erwin Hernandez to 4 more medical groups and 2 group practices and clinics, each named with a free account.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Erwin Cereno Hernandez's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Erwin Hernandez practices, 3 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Longwood Manor Healthcare Center | Available with a free account |
| +2 more sites and 4 medical groups | Available with a free account |
Source: Dmand AI Technology Install Data
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Erwin Cereno Hernandez is one of 2,381 physician assistants in California
Medical is Erwin Hernandez's primary specialty in the NPI Registry, under taxonomy code 363AM0700X. Erwin Hernandez is board certified in certified physician assistant by the National Commission on Certification of Physician Assistants (NCCPA). Erwin Hernandez is licensed in California.
Specialties and state licenses
- Medical physician assistant, CaliforniaPrimary
Clinical focus
Dmand AI lists anxiety, bipolar disorder, depression, insomnia, non-alzheimer's dementia (chronic) and schizophrenia among the conditions Erwin Hernandez treats.
Physician assistants near Erwin Hernandez
Counts of physician assistants 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
Erwin Cereno Hernandez billed Medicare for 1,842 services in 2024
CMS data shows 1,842 Medicare services from Erwin Hernandez across 3 procedure codes in 2024, for 326 Medicare patients. Medicare paid $103,641 for them.
Where Erwin Hernandez's Medicare services took place, 2024
- In an office17910%
- In a facility1,66390%
Erwin Hernandez compared with the California median for physician assistants, 2024
- Erwin Hernandez
- California median
- Medicare services
- 1,842vs 2786.6 times
- Medicare patients
- 326vs 1162.8 times
- Part D claims
- 900vs 4402.0 times
Medians across 1,473 physician assistants in California with Dmand AI profiles that report each measure.
Erwin Hernandez'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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Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Erwin Cereno Hernandez treated 326 Medicare patients in 2024, average age 72
CMS counts 326 Medicare patients who saw Erwin Hernandez in 2024. The largest group is 65 to 74, with 123 patients. 75% of them have high blood pressure, and 75% have high cholesterol. Their average risk score is 3.23, where 1.00 is the Medicare average, so they are sicker than most Medicare patients.
Across all payers, Dmand AI patient panel data puts Erwin Hernandez's median patient age at 74, with 48% women.
Erwin Hernandez's Medicare patients by age, 2024
Erwin Hernandez's Medicare patients by sex, 2024
- Women16651%
- Men16049%
Chronic conditions among Erwin Hernandez's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Mood disorders75%
- Schizophrenia and other psychoses70%
- Depression67%
- Arthritis66%
- Diabetes57%
- Anxiety56%
Share of Medicare patients with each condition. A patient can have several.
Erwin Hernandez'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
- Women48%
- Men52%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Erwin Cereno Hernandez wrote 972 Medicare Part D claims in 2024
In 2024, Erwin Hernandez wrote 972 Medicare Part D claims for 99 patients. 97% of them were for generic drugs. CMS names the drug for 900 of them, across 24 drugs with 11 or more claims each, at $45,987 in total drug cost.
Erwin Hernandez's Part D claims by kind of drug, 2024
- Generic940 claims97%
- Brand-name32 claims3%
Erwin Hernandez'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 Erwin Hernandez's Part D claims, 2024
- Antipsychotics, patients 65 and over30%296 of 972 claims
Share of all Part D claims for each drug class CMS reports on. Classes with no claims are left out.
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
Erwin Cereno Hernandez 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 Erwin Hernandez for performance year 2024, reported individually. CMS lists Erwin Hernandez as offering telehealth.
- Offers telehealth
- 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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Erwin Cereno Hernandez received $207 in industry payments from 2024 to 2025
CMS Open Payments shows 7 general payments to Erwin Hernandez from 2 drug and device companies from 2024 to 2025. Food and beverage make up the largest share, 100% of the total. Abbvie Inc. paid the most, $189.
General payments to Erwin Hernandez by program year, 2024 to 2025
Companies that paid Erwin Hernandez the most, 2024 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Erwin Cereno Hernandez is board certified in certified physician assistant
- Board certified in certified physician assistant
Source: Dmand AI Professional Profile Data
Sources for Erwin Cereno Hernandez'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)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 |
| 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 Erwin Cereno Hernandez
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Erwin Cereno Hernandez's NPI number?
Erwin Cereno Hernandez's NPI number is 1932493699. It was assigned on May 30, 2011, and it is active in the NPI Registry.
What does Erwin Cereno Hernandez specialize in?
Erwin Cereno Hernandez is a physician assistant in Los Angeles, California. The primary specialty in the NPI Registry is Medical Physician Assistant (taxonomy code 363AM0700X).
Where does Erwin Cereno Hernandez practice?
Erwin Hernandez practices at 4853 W. Washington Bl., Los Angeles, CA 90016. Erwin Hernandez's primary practice is Longwood Manor Healthcare Center in Los Angeles, California. Dmand AI also links Erwin Hernandez to 4 medical groups and 2 group practices and clinics.
What is Erwin Cereno Hernandez's office phone number?
The practice phone on file for Erwin Hernandez is (323) 935-1157.
What is Erwin Cereno Hernandez's medical license number?
Erwin Hernandez holds California license PA21379.
What medical group is Erwin Cereno Hernandez part of?
Erwin Hernandez is linked to Pantea Farhadi, MD. Dmand AI links Erwin Hernandez to 4 more medical groups.
Does Erwin Cereno Hernandez accept Medicare?
Yes. CMS data shows Erwin Hernandez billed Medicare for 1,842 services in 2024.
Does Erwin Cereno Hernandez offer telehealth?
Yes. The CMS Doctors and Clinicians file lists Erwin Hernandez as offering telehealth services.
What is Erwin Cereno Hernandez's MIPS score?
Erwin Hernandez's MIPS final score for performance year 2024 is 75 out of 100, reported individually.
How many Medicare patients does Erwin Cereno Hernandez see?
CMS counts 326 Medicare patients who saw Erwin Hernandez in 2024, with an average age of 72.
Show 5 more questionsShow fewer questions
Is Erwin Cereno Hernandez board certified?
Yes. Erwin Hernandez is board certified in certified physician assistant by the National Commission on Certification of Physician Assistants (NCCPA).
What services does Erwin Cereno Hernandez bill to Medicare?
In 2024, Erwin Hernandez's most billed Medicare services were nursing facility care (99308), home visit (99348) and nursing facility care (99305).
What drugs does Erwin Cereno Hernandez prescribe most?
In 2024 Medicare Part D data, Erwin Hernandez's most prescribed drugs by claims were Quetiapine Fumarate, Olanzapine and Divalproex Sodium.
Has Erwin Cereno Hernandez received payments from drug or device companies?
CMS Open Payments shows $207 in general payments to Erwin Hernandez from 2 companies from 2024 to 2025. The largest total came from Abbvie Inc.
How long has Erwin Cereno Hernandez been practicing?
Erwin Hernandez graduated from medical school in 2010, 16 years ago.
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