What is Bernard Lichtenstein's specialty?

Bernard Lichtenstein (NPI 1104878073) is a Medicare-billing provider whose primary specialty is Internal Medicine in San Diego, CA.

Where does Bernard Lichtenstein practice?

Bernard Lichtenstein practices in San Diego, CA, based on the location reported in the CMS Medicare provider datasets for NPI 1104878073.

How much does Medicare pay Bernard Lichtenstein?

Bernard Lichtenstein (NPI 1104878073) received approximately $3K in total Medicare Part B payments, serving 35 beneficiaries, per the CMS Medicare Physician & Other Practitioners dataset.

PROVIDER PROFILE · NPI 1104878073

Bernard LichtensteinM.D.

Internal MedicineSan Diego, CAI

MEDICARE UTILIZATION · PART B · 2024

Total beneficiaries

Unique beneficiaries

—

Total services

Distinct HCPCS

Medicare payment

$2K

Peer benchmark

Total Medicare services vs. 10,499 Internal Medicine providers in CA — bottom quintile (cohort median 531).

PRESCRIBING · PART D · 2024

Total Rx claims

5,950

Beneficiaries

—

Total drug cost

$686K

Distinct drugs

118

Brand share

19.9%

Top prescribed drugs

Atorvastatin Calcium392 claims

Losartan Potassium346 claims

Levothyroxine Sodium304 claims

Semaglutide245 claims

Metformin Hcl232 claims

QUALITY · MIPS · 2024

No data available for this provider in 2024.

INDUSTRY PAYMENTS · OPEN PAYMENTS · 2025

No data available for this provider in 2025.

FACILITY AFFILIATIONS

Hospital & Facility Affiliations (7)

Home health agency

Home health agency

Home health agency

Home health agency

Home health agency

Hospital

Hospital

REFERRAL NETWORK

Where Bernard Lichtenstein's patients come from & go

Directional shared-patient flow from Medicare claims — who sends patients to this provider (inbound) and where this provider's patients go next (outbound). 7 inbound referrers · 21 outbound destinations.

Receives referrals from

Inbound — who sends patients here

Physician	Patients	Visits
Unilab Corporation Clinical Laboratory · West Hills, CA	43	109
ALCALA PHARMACEUTICAL INC.	19	117
American Medical Response Ambulance Service, Inc. Ambulance Service Provider · San Diego, CA	18	40
Phamatech Incorporated Clinical Laboratory · San Diego, CA	16	47
SHARP MEMORIAL HOSPITAL	16	47
SAN DIEGO MEDICAL SERVICES ENTERPRISE, LLC	13	38
REGENTS OF THE UNIVERSITY OF CALIFORNIA	13	31

Refers patients to

Outbound — where patients go next

Physician	Patients	Visits
Unilab Corporation Clinical Laboratory · West Hills, CA	57	144
NPI 1942497318	54	190
ALCALA PHARMACEUTICAL INC.	32	279
Laboratory Corporation Of America Clinical Laboratory · San Diego, CA	26	169
Phamatech Incorporated Clinical Laboratory · San Diego, CA	23	132
GROSSMONT HOSPITAL CORPORATION	23	95
GREER, SCOTT	21	46
EL CENTRO REGIONAL MEDICAL CENTER	21	57
Luyen Pham Podiatry · Indio, CA	19	37
AMERICAN MEDICAL RESPONSE OF SAN DIEGO, INC.	17	39
SHARP MEMORIAL HOSPITAL	16	45
SAN DIEGO MEDICAL SERVICES ENTERPRISE, LLC	15	37

Source: CMS Physician Shared Patient Patterns (30-day window, Medicare FFS). Direction = a beneficiary seen by the first provider, then the second, within 30 days; a proxy for referral, not a documented referral. Pairs with fewer than 11 shared beneficiaries are suppressed.

CROSS-REFERENCE

Related data on other Healthparse brands

ProviderScore

OIG/SAM exclusion screening, sanctions history

Healthparse Signals

Monitor this provider for changes — dated NPI change events