Dr. Louis K. Teitelbaum, MD
- Medicare services, 2024
- 209
- Medicare patients, 2024
- 52
- Part D claims, 2024
- 522
- Hospital affiliations
- 1
- Industry payments
- $475,771
- Practice address
- 1000 Montauk Highway, West Islip, NY 11795
- Practice phone
- Call (631) 376-3000
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Teitelbaum's professional email, personal email and mobile number
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Dr. Louis K. Teitelbaum is a psychiatrist in West Islip, New York
Dr. Teitelbaum practices at Good Samaritan University Hospital in West Islip, New York, part of Diocese of Rockville Centre.
Dr. Teitelbaum's NPI, 1598786956, was assigned on July 21, 2006. Dr. Teitelbaum graduated from Universidad Autonoma de Guadalajara in 1985. Dr. Teitelbaum's New York license number on file is 172744.
- NPI
- 1598786956NPI Registry (opens in a new tab)
- Medicare PAC ID
- 3274711163
- NPI enumeration date
- July 21, 2006
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (631) 376-3000
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 67
- Medical school graduation
- 1985
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Louis K. Teitelbaum practices at Good Samaritan University Hospital in West Islip, New York
Dr. Teitelbaum's primary practice is Good Samaritan University Hospital, at 1000 Montauk Highway, West Islip, NY 11795 in Suffolk County. The practice phone is (631) 376-3000.
- Good Samaritan University Hospital1000 Montauk Highway, West Islip, NY 11795 · Suffolk CountyPhone(631) 376-3000
Source: Dmand AI Affiliation Data
Dr. Louis K. Teitelbaum is affiliated with 2 sites of care and 7 medical groups
Dr. Teitelbaum's primary practice is Good Samaritan University Hospital in West Islip, New York, part of Diocese of Rockville Centre. The medical group on file is Good Samaritan University Hospital. Dmand AI also links Dr. Teitelbaum to 6 more medical groups and 1 group practice or clinic, each named with a free account.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Louis K. Teitelbaum's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Teitelbaum practices, 2 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Good Samaritan University Hospital | Available with a free account |
| +1 more site and 6 medical groups | 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 Diocese of Rockville Centre and 6.2K+ hospitals, with verified contacts in the same login.
Dr. Louis K. Teitelbaum is one of 4,448 psychiatrists in New York
Psychiatry is Dr. Teitelbaum's primary specialty in the NPI Registry, under taxonomy code 2084P0800X. Dr. Teitelbaum is board certified in psychiatry by the American Board of Psychiatry and Neurology. Dmand AI has Dr. Teitelbaum's licenses on file in 2 states: New York and California.
Specialties and state licenses
- Psychiatry, New YorkPrimary
- California license
Clinical focus
Dmand AI lists anxiety, bipolar disorder, depression and schizophrenia among the conditions Dr. Teitelbaum treats.
Psychiatrists near Dr. Teitelbaum
Counts of psychiatrists 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. Louis K. Teitelbaum billed Medicare for 209 services in 2024
CMS data shows 209 Medicare services from Dr. Teitelbaum across 2 procedure codes in 2024, for 52 Medicare patients. Medicare paid $13,655 for them. Every service was in an office.
Dr. Teitelbaum's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 1072024: 1081%
- Tests and treatments
- 2023: 662024: 10153%
Dr. Teitelbaum compared with the New York median for psychiatrists, 2024
- Dr. Teitelbaum
- New York median
- Medicare services
- 209vs 14247% above
- Medicare patients
- 52vs 4127% above
- Part D claims
- 367vs 1243.0 times
Medians across 5,024 psychiatrists in New York with Dmand AI profiles that report each measure.
Dr. Teitelbaum'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
Dr. Louis K. Teitelbaum treated 52 Medicare patients in 2024, average age 66
CMS counts 52 Medicare patients who saw Dr. Teitelbaum in 2024. The largest group is 65 to 74, with 22 patients. 75% of them have high blood pressure, and 75% have mood disorders. 29% are also on Medicaid. Their average risk score is 1.45, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Dr. Teitelbaum's median patient age at 61, with 19% women.
Dr. Teitelbaum's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Dr. Teitelbaum's Medicare patients by sex, 2024
- Women2548%
- Men2752%
Chronic conditions among Dr. Teitelbaum's Medicare patients, 2024
- High blood pressure75%
- Mood disorders75%
- High cholesterol73%
- Depression60%
- Anxiety52%
- Arthritis35%
- Diabetes35%
- Ischemic heart disease35%
Share of Medicare patients with each condition. A patient can have several.
Dr. Teitelbaum's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 61
Patient panel by sex, all payers
- Women19%
- Men74%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Louis K. Teitelbaum wrote 522 Medicare Part D claims in 2024
In 2024, Dr. Teitelbaum wrote 522 Medicare Part D claims for 49 patients. 98% of them were for generic drugs. CMS names the drug for 367 of them, across 20 drugs with 11 or more claims each, at $9,518 in total drug cost. In 2023, CMS named 328 claims across 17 drugs.
Dr. Teitelbaum's Part D claims by kind of drug, 2024
- Generic509 claims98%
- Brand-name13 claims2%
Dr. Teitelbaum'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. Teitelbaum's Part D claims, 2024
- Antipsychotics, patients 65 and over16%86 of 522 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: 3282024: 36712%
Drugs named by CMS: 20 in 2024, 17 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
How Dr. Louis K. Teitelbaum takes part in Medicare
Dr. Teitelbaum 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)
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Dr. Louis K. Teitelbaum received $475,771 in industry payments from 2016 to 2025
CMS Open Payments shows 765 general payments to Dr. Teitelbaum from 25 drug and device companies from 2016 to 2025. Speaker and faculty fees make up the largest share, 92% of the total. Teva Pharmaceuticals USA, Inc. paid the most, $392,476.
General payments to Dr. Teitelbaum by program year, 2016 to 2025
General payments to Dr. Teitelbaum by kind, 2016 to 2025
- Speaker and faculty fees$437,99192%
- Food and beverage$19,0284%
- Travel and lodging$17,6154%
- Consulting fees$7600%
- Education$3760%
Companies that paid Dr. Teitelbaum the most, 2016 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Louis K. Teitelbaum has 1 award and honors on record
Dmand AI lists 1 award for Dr. Teitelbaum.
Awards and honors for Dr. Teitelbaum
- Undated
- Life fellow American Psychiatry Assoc.
Source: Dmand AI Professional Profile Data
Dr. Louis K. Teitelbaum graduated from Universidad Autonoma de Guadalajara
Dr. Teitelbaum graduated from Universidad Autonoma de Guadalajara in 1985. Dr. Teitelbaum is a member of APA.
- Medical school
- Board certified in psychiatry
Source: Dmand AI Professional Profile Data
Dr. Louis K. Teitelbaum accepts plans from 8 insurance carriers
Dr. Teitelbaum is in network with 8 carriers, including Blue Cross Blue Shield of Michigan, Aetna and Blue Cross Blue Shield of Massachusetts. Medicare plans come from the most carriers, 6. Check the plan with the practice before a visit.
- Blue Cross Blue Shield of Michigan
- Aetna
- Blue Cross Blue Shield of Massachusetts
- Cigna
- HCSC
- MVP Health Care
- CMS Medicare
- NY State Medicaid
Plan types Dr. Teitelbaum accepts, by number of carriers
- Medicare6
- PPO5
- HMO2
- POS2
- EPO1
- Medicaid1
Source: Dmand AI Insurance Network Data
Sources for Dr. Louis K. Teitelbaum'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) |
| Awards and committee roles | Dmand AI Professional Profile Data |
| 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. Louis K. Teitelbaum
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. Louis K. Teitelbaum's NPI number?
Dr. Louis K. Teitelbaum's NPI number is 1598786956. It was assigned on July 21, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Louis K. Teitelbaum?
Dr. Louis K. Teitelbaum is a psychiatrist in West Islip, New York. The primary specialty in the NPI Registry is Psychiatry Physician (taxonomy code 2084P0800X).
Where does Dr. Louis K. Teitelbaum practice?
Dr. Teitelbaum practices at 1000 Montauk Highway, West Islip, NY 11795. Dr. Teitelbaum's primary practice is Good Samaritan University Hospital in West Islip, New York, part of Diocese of Rockville Centre. Dmand AI also links Dr. Teitelbaum to 6 medical groups and 1 group practice or clinic.
What is Dr. Louis K. Teitelbaum's office phone number?
The practice phone on file for Dr. Teitelbaum is (631) 376-3000.
What is Dr. Louis K. Teitelbaum's medical license number?
Dr. Teitelbaum's New York license number on file is 172744, one of the licenses on file in 2 states.
Which states has Dr. Louis K. Teitelbaum been licensed in?
Dmand AI has state licenses on file for Dr. Teitelbaum in New York (1987 to 2025) and California (since 1994).
Which hospitals is Dr. Louis K. Teitelbaum affiliated with?
Dr. Teitelbaum practices at Good Samaritan University Hospital in West Islip, New York.
What medical group is Dr. Louis K. Teitelbaum part of?
Dr. Teitelbaum is linked to Good Samaritan University Hospital. Dmand AI links Dr. Teitelbaum to 6 more medical groups.
Does Dr. Louis K. Teitelbaum accept Medicare?
Yes. CMS data shows Dr. Teitelbaum billed Medicare for 209 services in 2024, and Dr. Teitelbaum accepts Medicare assignment.
How many Medicare patients does Dr. Louis K. Teitelbaum see?
CMS counts 52 Medicare patients who saw Dr. Teitelbaum in 2024, with an average age of 66.
Show 7 more questionsShow fewer questions
Is Dr. Louis K. Teitelbaum board certified?
Yes. Dr. Teitelbaum is board certified in psychiatry by the American Board of Psychiatry and Neurology.
What services does Dr. Louis K. Teitelbaum bill to Medicare?
In 2024, Dr. Teitelbaum's most billed Medicare services were office visit, established patient (99213) and psychiatric service (90833).
Where did Dr. Louis K. Teitelbaum go to medical school?
Dr. Teitelbaum graduated from Universidad Autonoma de Guadalajara in 1985.
What drugs does Dr. Louis K. Teitelbaum prescribe most?
In 2024 Medicare Part D data, Dr. Teitelbaum's most prescribed drugs by claims were Clonazepam, Escitalopram Oxalate and Quetiapine Fumarate.
Has Dr. Louis K. Teitelbaum received payments from drug or device companies?
CMS Open Payments shows $475,771 in general payments to Dr. Teitelbaum from 25 companies from 2016 to 2025. The largest total came from Teva Pharmaceuticals USA, Inc.
How long has Dr. Louis K. Teitelbaum been practicing?
Dr. Teitelbaum graduated from medical school in 1985, 41 years ago.
What insurance does Dr. Louis K. Teitelbaum accept?
Dr. Teitelbaum is in network with 8 carriers, including Blue Cross Blue Shield of Michigan, Aetna and Blue Cross Blue Shield of Massachusetts. Medicare plans come from the most carriers, 6. Check the plan with the practice before a visit.
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