Recently Updated NPI Information — some details in this NPI profile have been updated in the NPI registry within the last 60 days.

DR. MAHFUZUL ALAM MAJUMDAR M.D.
NPI 1295984078
Internal Medicine in Los Angeles, CA

Active since September 16, 2008PECOS EnrolledAccepts Medicare Assignment
1500 SAN PABLO ST, LOS ANGELES, CA 90033(323) 442-7400 Get Directions Write a Review

NPPES record last updated: September 30, 2026. Verified against the NPPES registry weekly; last sync: October 25, 2026.

Record update history: Sep 30, 2026, Nov 14, 2022, Jul 25, 2022 and 2 more (5 updates tracked since 2017).

About Dr. Mahfuzul Alam Majumdar M.d. NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

DR. MAHFUZUL ALAM MAJUMDAR M.D. (NPI 1295984078) is an individual internal medicine provider in Los Angeles, California, licensed in California (C154957) and active in the NPI registry since September 2008. He is enrolled in Medicare PECOS, is affiliated with Presbyterian Hospital, and is a graduate of Other (2004).

NPPES Registry Identity

NPI1295984078
Entity TypeIndividualMale
Primary Taxonomy207R00000X
Provider Legal NameDR. MAHFUZUL ALAM MAJUMDARCredential: M.D.
Location Address1500 SAN PABLO STLos Angeles, CA 90033-5313
Mailing AddressPo Box 31309Los Angeles, CA 90031-0309 · (323) 442-7400
Sole ProprietorNo
Medical School CMSOtherGraduated 2004
Enumeration DateSeptember 16, 2008
Last NPPES UpdateSeptember 30, 20265 updates tracked since enumeration
NPPES CertifiedSeptember 30, 2026
✔ NPI 1295984078 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 4

★ Primary SpecialtyInternal MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207R00000X
License✔ Licensed in CA · C154957
Definition
A physician who provides long-term, comprehensive care in the office and the hospital, managing both common and complex illness of adolescents, adults and the elderly. Internists are trained in the diagnosis and treatment of cancer, infections and diseases affecting the heart, blood, kidneys, joints and digestive, respiratory and vascular systems. They are also trained in the essentials of primary care internal medicine, which incorporates an understanding of disease prevention, wellness, substance abuse, mental health and effective treatment of common problems of the eyes, ears, skin, nervous system and reproductive organs.
Also ListedAnesthesiologyTaxonomy 207L00000X · License C154957 (CA)
Also ListedEmergency MedicineTaxonomy 207P00000X · License 036-121488 (IL), 289627 (NY)
Also ListedFamily MedicineTaxonomy 207Q00000X · License 036121488 (IL)
1500 SAN PABLO ST, Los Angeles, CA 90033

Accepted Insurance

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Dr. Mahfuzul Alam Majumdar M.d. is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.

PECOS PAC ID2769543966
PECOS Enrollment IDI20220607002900, I20230615000373
Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment✔ Home Health Agency✔ Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Medicare Billing Reassignments

11

Medicare enrollment records show Mahfuzul Majumdar reassigns Medicare billing to 11 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

General Practice
1520 SAN PABLO ST
Los Angeles, CA 90033
  • Reassigned Medicare billing, California enrollment
  • 2,445 clinicians in this Medicare group
Emergency Medicine
1111 W LA PALMA AVE, EMERGENCY DEPT
Anaheim, CA 92801
  • Reassigned Medicare billing, California enrollment
  • 40 clinicians in this Medicare group
Internal Medicine
2101 N WATERMAN AVE
San Bernardino, CA 92404
  • Reassigned Medicare billing, California enrollment
  • 1,216 clinicians in this Medicare group
Critical Access
1202 HIGHWAY 60 WEST
Socorro, NM 87801
  • Reassigned Medicare billing, New Mexico enrollment
  • 2,331 clinicians in this Medicare group
Emergency Medicine
3401 W GORE BLVD
Lawton, OK 73505
  • Reassigned Medicare billing, Oklahoma enrollment
  • 96 clinicians in this Medicare group
Emergency Medicine
1000 N LEE AVE
Oklahoma City, OK 73102
  • Reassigned Medicare billing, Oklahoma enrollment
  • Medicare enrollment name: Emergency Physicians Of Mid-America PC
  • 310 clinicians in this Medicare group
Emergency Medicine
901 N PORTER AVE
Norman, OK 73071
  • Reassigned Medicare billing, Oklahoma enrollment
  • 418 clinicians in this Medicare group
Emergency Medical Services
500 REMINGTON BLVD
Bolingbrook, IL 60440
  • Reassigned Medicare billing, Illinois enrollment
  • 187 clinicians in this Medicare group
Emergency Medicine
45 W 111TH ST
Chicago, IL 60628
  • Reassigned Medicare billing, Illinois enrollment
  • 43 clinicians in this Medicare group
Emergency Medicine
1600 TORRENCE AVE
Calumet City, IL 60409
  • Reassigned Medicare billing, Illinois enrollment
  • 84 clinicians in this Medicare group

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

Areas of Expertise CMS Part B claims 8

Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.

Critical care, first 30-74 minutes 99291
Critical care involves immediate and constant attention by a team of specially-trained health professionals. It's for patients with life-threatening conditions, requiring first 30-74 minutes of intense monitoring and treatment.
318 services165 patients
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 99232
Follow-up hospital inpatient care involves daily check-ups while you're admitted in the hospital. Typically, a healthcare provider spends about 25 minutes each day reviewing your condition, adjusting treatment if needed, and answering any questions you might have.
131 services64 patients
Emergency department visit with high level of medical decision making 99285
An emergency department visit for severe conditions is when you urgently seek medical help due to serious health issues. These could be severe injuries, breathing problems, unbearable pain, or sudden severe illness. Doctors and nurses will provide immediate care to stabilize your condition.
102 services102 patients
Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only 93010
A routine electrocardiogram (ECG) with 12 leads is a simple, non-invasive test that records the electrical activity of your heart. It helps in identifying heart conditions by detecting irregularities in your heart rhythms. The results are interpreted and a report is provided.
61 services56 patients
Emergency department visit with moderate level of medical decision making 99284
An emergency department visit for a high-severity issue means you're experiencing a serious health problem that needs immediate attention. This could be a severe injury, serious illness, or life-threatening condition. Medical professionals will provide urgent care to stabilize your condition.
47 services47 patients
Insertion of needle or tube into artery of arm or leg 36140
This procedure involves inserting a needle or a small tube into an artery in your arm or leg. It's typically done to monitor blood pressure, take blood samples, or administer medication. You may feel a small prick or pressure. It's generally safe with minimal discomfort.
28 services28 patients

Hospital Affiliations CMS Care Compare

Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.

Presbyterian Hospital

Acute Care Hospitals · Albuquerque, NM
2/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number320021
Location1100 Central Avenue SEAlbuquerque, NM 87106 · Bernalillo County
Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 90033 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient
$142.39 typical visit price
range $62.96 – $187.60
Typical copayment $35.59 (range $15.74 – $46.90)
Most-billed visit code 99204
Established Patient
$109.96 typical visit price
range $20.84 – $153.61
Typical copayment $27.49 (range $5.21 – $38.40)
Most-billed visit code 99214
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

Other Providers at the Same Location NPPES 20

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

Nurse Anesthetist, Certified Registered
1500 SAN PABLO ST
LOS ANGELES, CA 90033
Internal Medicine
1500 SAN PABLO ST, 3 NORTH UNIVERSITY HOSPITAL
LOS ANGELES, CA 90033
Anesthesiology
1500 SAN PABLO ST
LOS ANGELES, CA 90033
Occupational Therapist
1500 SAN PABLO ST
LOS ANGELES, CA 90033
Anesthesiology
1500 SAN PABLO ST
LOS ANGELES, CA 90033
Pharmacist (Pharmacist Clinician (PhC)/ Clinical Pharmacy Specialist)
1500 SAN PABLO ST
LOS ANGELES, CA 90033
Anesthesiology
1500 SAN PABLO ST
LOS ANGELES, CA 90033
Student in an Organized Health Care Education/Training Program
1500 SAN PABLO ST
LOS ANGELES, CA 90033

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Mahfuzul Majumdar's NPI number?

The NPI number for Mahfuzul Majumdar is 1295984078. It was assigned to this individual provider in the NPPES registry on September 16, 2008.

Where is Mahfuzul Majumdar located?

Mahfuzul Majumdar practices at 1500 San Pablo St, Los Angeles, CA 90033. The listed phone number is (323) 442-7400.

What is Mahfuzul Majumdar's specialty?

The primary specialty registered for this NPI is Internal Medicine with taxonomy code 207R00000X.

Is Mahfuzul Majumdar enrolled in Medicare?

Yes. Mahfuzul Majumdar is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.

Which organizations bill Medicare for Mahfuzul Majumdar's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Mahfuzul Majumdar reassigns Medicare benefits to 11 organizations: Usc Care Medical Group, Inc (Los Angeles, CA), Southland Emergency Medical Associates Inc (Anaheim, CA), Inpatient Specialists Of California, PC (San Bernardino, CA), Presbyterian Healthcare Services (Socorro, NM), Oklahoma Emergency Services PC (Lawton, OK) and 6 more organizations, listed in the Medicare section above. Each reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for Mahfuzul Majumdar's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Mahfuzul Majumdar accept?

Health plans from Anthem Blue Cross and Blue Shield list Mahfuzul Majumdar as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.

Is Mahfuzul Majumdar affiliated with any hospitals?

According to CMS data, Mahfuzul Majumdar is affiliated with Presbyterian Hospital.

When was this NPI record last updated?

The NPPES record for Mahfuzul Majumdar was last updated on September 30, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 34 days ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.