Dr. Glenn Fleischhacker, DO
- Medicare services, 2024
- 88
- Medicare patients, 2024
- 178
- Hospital affiliations
- 2
- Medical group
- 1
- State license
- 1
- Practice address
- 888 Old Country Road, Plainview, NY 11803
- Practice phone
- Call (516) 719-3000
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Fleischhacker'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. Glenn Fleischhacker is an anesthesiologist in Plainview, New York
Dr. Fleischhacker practices at Plainview Hospital in Plainview, New York, part of Northwell Health.
Dr. Fleischhacker's NPI, 1871599597, was assigned on June 27, 2005. Dr. Fleischhacker graduated from NYIT College Of Osteopathic Medicine in 1990. Dr. Fleischhacker holds New York license 188267.
- NPI
- 1871599597NPI Registry (opens in a new tab)
- Medicare PAC ID
- 0648297119
- NPI enumeration date
- June 27, 2005
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (516) 719-3000
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 62
- Medical school graduation
- 1990
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Glenn Fleischhacker practices at Plainview Hospital in Plainview, New York
Dr. Fleischhacker's primary practice is Plainview Hospital, at 888 Old Country Road, Plainview, NY 11803 in Nassau County. The practice phone is (516) 719-3000.
- Plainview Hospital888 Old Country Road, Plainview, NY 11803 · Nassau CountyPhone(516) 719-3000
Source: Dmand AI Affiliation Data
Dr. Glenn Fleischhacker is affiliated with 2 sites of care and 1 medical group
Dr. Fleischhacker's primary practice is Plainview Hospital in Plainview, New York, part of Northwell Health. Dr. Fleischhacker is also affiliated with North Shore University Hospital. The medical group on file is North Shore-LIJ Anesthesiology, P.C.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Glenn Fleischhacker's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Fleischhacker practices, 2 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Plainview Hospital | Available with a free account |
| +1 more affiliated site | 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 Northwell Health and 6.2K+ hospitals, with verified contacts in the same login.
Dr. Glenn Fleischhacker is one of 3,858 anesthesiologists in New York
Anesthesiology is Dr. Fleischhacker's primary specialty in the NPI Registry, under taxonomy code 207L00000X. Dr. Fleischhacker is licensed in New York.
Specialties and state licenses
- Anesthesiology, New YorkPrimary
Anesthesiologists near Dr. Fleischhacker
Counts of anesthesiologists 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. Glenn Fleischhacker billed Medicare for 88 services in 2024
CMS data shows 88 Medicare services from Dr. Fleischhacker across 5 procedure codes in 2024, for 178 Medicare patients. Medicare paid $11,917 for them. Every service was in a facility, such as a hospital, rather than an office.
Dr. Fleischhacker's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Anesthesia
- 2023: 502024: 8876%
Dr. Fleischhacker compared with the New York median for anesthesiologists, 2024
- Dr. Fleischhacker
- New York median
- Medicare services
- 88vs 7616% above
- Medicare patients
- 178vs 13235% above
Medians across 3,723 anesthesiologists in New York with Dmand AI profiles that report each measure.
Dr. Fleischhacker'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. Fleischhacker?
Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Fleischhacker and other anesthesiologists in New York.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Glenn Fleischhacker treated 178 Medicare patients in 2024, average age 75
CMS counts 178 Medicare patients who saw Dr. Fleischhacker in 2024. The largest group is 65 to 74, with 65 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 16% are also on Medicaid. Their average risk score is 1.93, 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. Fleischhacker's median patient age at 55, with 66% women.
Dr. Fleischhacker's Medicare patients by age, 2024
Dr. Fleischhacker's Medicare patients by sex, 2024
- Women8146%
- Men9754%
Chronic conditions among Dr. Fleischhacker's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Arthritis66%
- Ischemic heart disease51%
- Diabetes49%
- Mood disorders36%
- Anxiety35%
- Chronic kidney disease31%
Share of Medicare patients with each condition. A patient can have several.
Dr. Fleischhacker's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 55
Patient panel by sex, all payers
- Women66%
- Men31%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
How Dr. Glenn Fleischhacker takes part in Medicare
Dr. Fleischhacker 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)
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. Glenn Fleischhacker graduated from NYIT College Of Osteopathic Medicine
Dr. Fleischhacker graduated from NYIT College Of Osteopathic Medicine in 1990.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Glenn Fleischhacker'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) |
| MIPS scores, telehealth, assignment and procedure percentiles | Doctors and Clinicians National Downloadable File (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. Glenn Fleischhacker
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. Glenn Fleischhacker's NPI number?
Dr. Glenn Fleischhacker's NPI number is 1871599597. It was assigned on June 27, 2005, and it is active in the NPI Registry.
What kind of doctor is Dr. Glenn Fleischhacker?
Dr. Glenn Fleischhacker is an anesthesiologist in Plainview, New York. The primary specialty in the NPI Registry is Anesthesiology Physician (taxonomy code 207L00000X).
Where does Dr. Glenn Fleischhacker practice?
Dr. Fleischhacker practices at 888 Old Country Road, Plainview, NY 11803. Dr. Fleischhacker's primary practice is Plainview Hospital in Plainview, New York, part of Northwell Health.
What is Dr. Glenn Fleischhacker's office phone number?
The practice phone on file for Dr. Fleischhacker is (516) 719-3000.
What is Dr. Glenn Fleischhacker's medical license number?
Dr. Fleischhacker holds New York license 188267.
Which hospitals is Dr. Glenn Fleischhacker affiliated with?
Dr. Fleischhacker practices at Plainview Hospital in Plainview, New York. Dr. Fleischhacker is also affiliated with North Shore University Hospital.
What medical group is Dr. Glenn Fleischhacker part of?
Dr. Fleischhacker is linked to North Shore-LIJ Anesthesiology, P.C.
Does Dr. Glenn Fleischhacker accept Medicare?
Yes. CMS data shows Dr. Fleischhacker billed Medicare for 88 services in 2024, and Dr. Fleischhacker accepts Medicare assignment.
How many Medicare patients does Dr. Glenn Fleischhacker see?
CMS counts 178 Medicare patients who saw Dr. Fleischhacker in 2024, with an average age of 75.
What services does Dr. Glenn Fleischhacker bill to Medicare?
In 2024, Dr. Fleischhacker's most billed Medicare services were anesthesia (00731), anesthesia (00840) and anesthesia (00910).
Where did Dr. Glenn Fleischhacker go to medical school?
Dr. Fleischhacker graduated from NYIT College Of Osteopathic Medicine in 1990.
How long has Dr. Glenn Fleischhacker been practicing?
Dr. Fleischhacker graduated from medical school in 1990, 36 years ago.
Selling to anesthesiology practices?
See anesthesiologists in New York 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