Dr. Chava Blivaiss, MD
- Medicare services, 2024
- 310
- Medicare patients, 2024
- 181
- Hospital affiliations
- 4
- Industry payments
- $1,053
- Medical groups
- 2
- Practice address
- 1000 N.Village Ave., Rockville Centre, NY 11570
- Practice phone
- Call (516) 705-2216
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Mercy Medical Center - Unit
Acute Care Hospital-Unit · Rockville Centre, New York
Find Dr. Blivaiss' professional email, personal email and mobile number
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Dr. Chava Blivaiss is a general surgeon in Rockville Centre, New York
Dr. Blivaiss practices at Mercy Medical Center - Unit in Rockville Centre, New York.
Dr. Blivaiss' NPI, 1790218345, was assigned on April 10, 2017. Dr. Blivaiss graduated from Lewis Katz School of Medicine at Temple University in 2017. Dr. Blivaiss holds New York license 315872-01.
- NPI
- 1790218345NPI Registry (opens in a new tab)
- Medicare PAC ID
- 8527318120
- NPI enumeration date
- April 10, 2017
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (516) 705-2216
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
- Estimated age
- 40
- 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. Chava Blivaiss practices at Mercy Medical Center - Unit in Rockville Centre, New York
Dr. Blivaiss' primary practice is Mercy Medical Center - Unit, at 1000 N.Village Ave., Rockville Centre, NY 11570 in Nassau County. The practice phone is (516) 705-2216.
- Mercy Medical Center - Unit1000 N.Village Ave., Rockville Centre, NY 11570 · Nassau CountyPhone(516) 705-2216
Source: Dmand AI Affiliation Data
Dr. Chava Blivaiss is affiliated with 6 sites of care and 2 medical groups
Dr. Blivaiss' primary practice is Mercy Medical Center - Unit in Rockville Centre, New York. Dr. Blivaiss is also affiliated with Mercy Hospital. The medical group on file is Long Island Surgical PLLC. Dmand AI also links Dr. Blivaiss to 2 more hospitals, 2 group practices and clinics and 1 medical group, each named with a free account.
Source: Dmand AI Affiliation Data
Dmand AI tracks the EHR system at Dr. Chava Blivaiss' practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Blivaiss practices, 6 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Mercy Medical Center - Unit | Available with a free account |
| +5 more sites and 1 medical group | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Chava Blivaiss is one of 1,604 general surgeons in New York
Surgery is Dr. Blivaiss' primary specialty in the NPI Registry, under taxonomy code 208600000X. Dr. Blivaiss is licensed in New York.
Specialties and state licenses
- Surgery, New YorkPrimary
General surgeons near Dr. Blivaiss
Counts of general surgeons 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. Chava Blivaiss billed Medicare for 310 services in 2024
CMS data shows 310 Medicare services from Dr. Blivaiss across 5 procedure codes in 2024, for 181 Medicare patients. Medicare paid $38,134 for them.
Dr. Blivaiss' Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 392024: 310695%
Where Dr. Blivaiss' Medicare services took place, 2024
- In an office145%
- In a facility29695%
Dr. Blivaiss compared with the New York median for general surgeons, 2024
- Dr. Blivaiss
- New York median
- Medicare services
- 310vs 1542.0 times
- Medicare patients
- 181vs 10966% above
Medians across 1,502 general surgeons in New York with Dmand AI profiles that report each measure.
Dr. Blivaiss' 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
Dr. Chava Blivaiss treated 181 Medicare patients in 2024, average age 79
CMS counts 181 Medicare patients who saw Dr. Blivaiss in 2024. The largest group is 75 to 84, with 64 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 35% are also on Medicaid. Their average risk score is 2.64, 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. Blivaiss' median patient age at 56, with 57% women.
Dr. Blivaiss' Medicare patients by age, 2024
Dr. Blivaiss' Medicare patients by sex, 2024
- Women9552%
- Men8648%
Chronic conditions among Dr. Blivaiss' Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Arthritis59%
- Diabetes54%
- Ischemic heart disease48%
- Mood disorders44%
- Alzheimer's and dementia43%
- Chronic kidney disease43%
Share of Medicare patients with each condition. A patient can have several.
Dr. Blivaiss' patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 56
Patient panel by sex, all payers
- Women57%
- Men42%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
How Dr. Chava Blivaiss takes part in Medicare
Dr. Blivaiss accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Colonoscopy: 1 to 10 procedures (CMS shows small counts as a range)
Hernia repair (minimally invasive): 1 to 10 procedures (CMS shows small counts as a range)
Hernia repair - groin (open): 1 to 10 procedures (CMS shows small counts as a range)
Melanoma (skin cancer) excision: 1 to 10 procedures (CMS shows small counts as a range)
Removal of tissue: 1 to 10 procedures (CMS shows small counts as a range)
Upper gastrointestinal (GI) endoscopy for acid reflux: 1 to 10 procedures (CMS shows small counts as a range)
Sources: Doctors and Clinicians National Downloadable File (CMS); and Doctors and Clinicians Utilization Data (CMS)
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Dr. Chava Blivaiss received $1,053 in industry payments from 2022 to 2025
CMS Open Payments shows 24 general payments to Dr. Blivaiss from 13 drug and device companies from 2022 to 2025. Food and beverage make up the largest share, 100% of the total. Integra LifeSciences Corporation paid the most, $277.
General payments to Dr. Blivaiss by program year, 2022 to 2025
Companies that paid Dr. Blivaiss the most, 2022 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Chava Blivaiss graduated from Lewis Katz School of Medicine at Temple University
Dr. Blivaiss graduated from Lewis Katz School of Medicine at Temple University in 2017.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Chava Blivaiss'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 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) |
| MIPS scores, telehealth, assignment and procedure percentiles | Doctors and Clinicians National Downloadable File (CMS) (opens in a new tab)Doctors and Clinicians Utilization Data (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 Dr. Chava Blivaiss
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. Chava Blivaiss' NPI number?
Dr. Chava Blivaiss' NPI number is 1790218345. It was assigned on April 10, 2017, and it is active in the NPI Registry.
What kind of doctor is Dr. Chava Blivaiss?
Dr. Chava Blivaiss is a general surgeon in Rockville Centre, New York. The primary specialty in the NPI Registry is Surgery Physician (taxonomy code 208600000X).
Where does Dr. Chava Blivaiss practice?
Dr. Blivaiss practices at 1000 N.Village Ave., Rockville Centre, NY 11570. Dr. Blivaiss' primary practice is Mercy Medical Center - Unit in Rockville Centre, New York. Dmand AI also links Dr. Blivaiss to 2 hospitals, 2 group practices and clinics and 1 medical group.
What is Dr. Chava Blivaiss' office phone number?
The practice phone on file for Dr. Blivaiss is (516) 705-2216.
What is Dr. Chava Blivaiss' medical license number?
Dr. Blivaiss holds New York license 315872-01.
Which hospitals is Dr. Chava Blivaiss affiliated with?
Dr. Blivaiss is affiliated with Mercy Hospital. Dmand AI links Dr. Blivaiss to 3 more hospitals.
What medical group is Dr. Chava Blivaiss part of?
Dr. Blivaiss is linked to Long Island Surgical PLLC. Dmand AI links Dr. Blivaiss to 1 more medical group.
Does Dr. Chava Blivaiss accept Medicare?
Yes. CMS data shows Dr. Blivaiss billed Medicare for 310 services in 2024, and Dr. Blivaiss accepts Medicare assignment.
How many Medicare patients does Dr. Chava Blivaiss see?
CMS counts 181 Medicare patients who saw Dr. Blivaiss in 2024, with an average age of 79.
What services does Dr. Chava Blivaiss bill to Medicare?
In 2024, Dr. Blivaiss' most billed Medicare services were hospital inpatient care (99233), hospital inpatient care (99223) and critical care (99291).
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Where did Dr. Chava Blivaiss go to medical school?
Dr. Blivaiss graduated from Lewis Katz School of Medicine at Temple University in 2017.
Has Dr. Chava Blivaiss received payments from drug or device companies?
CMS Open Payments shows $1,053 in general payments to Dr. Blivaiss from 13 companies from 2022 to 2025. The largest total came from Integra LifeSciences Corporation.
How long has Dr. Chava Blivaiss been practicing?
Dr. Blivaiss graduated from medical school in 2017, 9 years ago.
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