SABINA ROSE WALLACH M.D.
NPI 1871529081
Internal Medicine - Hematology & Oncology in La Jolla, CA

Q: What is Sabina Wallach's NPI number?

The NPI number for Sabina Wallach is 1871529081. It was assigned to this individual provider in the NPPES registry on June 23, 2006.

Q: What is Sabina Wallach's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Hematology & Oncology, with taxonomy code 207RH0003X.

Q: When was this NPI record last updated?

The NPPES record for Sabina Wallach was last updated on August 16, 2007. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 19 years 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.

Active since June 23, 2006PECOS EnrolledAccepts Medicare Assignment

9850 GENESEE AVE, #400, LA JOLLA, CA 92037(858) 558-8666(858) 558-9233 Get Directions Write a Review

NPPES record last updated: August 16, 2007. Verified against the NPPES registry weekly; last sync: November 01, 2026.

On this page

About Sabina Rose Wallach M.d. NPPES

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

SABINA ROSE WALLACH M.D. (NPI 1871529081) is an individual hematology & oncology provider in La Jolla, California, licensed in California (A34070) and active in the NPI registry since June 2006. She is enrolled in Medicare PECOS and is a graduate of Other (1974).

NPPES Registry Identity

NPI1871529081

Entity TypeIndividualFemale

Primary Taxonomy207RH0003X

Provider Legal NameSABINA ROSE WALLACHCredential: M.D.

Location Address9850 GENESEE AVE, #400La Jolla, CA 92037-1212

Mailing Address9850 Genesee Ave, #400La Jolla, CA 92037-1212 · (858) 558-8666 · Fax (858) 558-9233

Phone(858) 558-8666

Fax(858) 558-9233

Sole ProprietorNo

Medical School CMSOtherGraduated 1974

Enumeration DateJune 23, 2006

Last NPPES UpdateAugust 16, 2007

✔ NPI 1871529081 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal Medicine · Hematology & OncologyAllopathic & Osteopathic Physicians

Taxonomy Code207RH0003X

License✔ Licensed in CA · A34070

Definition

An internist doctor of osteopathy that specializes in the treatment of the combination of hematology and oncology disorders. A doctor of osteopathy that is board eligible/certified by the American Osteopathic Board of Internal Medicine WAS able to obtain a Certificate of Special Qualifications in the field of Hematology and Oncology. The Certificate is NO longer offered.

9850 GENESEE AVE, La Jolla, CA 92037

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Other Identifiers 3

Medicare UPIND93465CA

Medicare ID-Type UnspecifiedA34070CA

Medicaid00A340700CA

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

Sabina Rose Wallach 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 ID4183797293

PECOS Enrollment IDI20080723000444

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

Medicare enrollment records show Sabina Wallach reassigns Medicare billing to 4 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Scripps Health

Same address

General Acute Care Hospital

9888 GENESEE AVE
La Jolla, CA 92037

Reassigned Medicare billing, California enrollment
1,598 clinicians in this Medicare group

NPI 1841277704 (858) 457-4123

Sabina R Wallach MD Amc

0.2 mi

Specialist

9850 GENESEE AVE, SUITE 400
La Jolla, CA 92037

Reassigned Medicare billing, California enrollment
2 clinicians in this Medicare group

NPI 1669644514 (858) 558-8666

Emergency And Acute Care Medical Corporation

7.2 mi

Emergency Medicine

7901 FROST ST
San Diego, CA 92123

Reassigned Medicare billing, California enrollment
1,437 clinicians in this Medicare group

NPI 1437103942 (858) 939-3400

Medical Oncology Associates Of San Diego A Medical Group Inc

7.2 mi

Hematology & Oncology

3075 HEALTH CENTER DR, SUITE 102
San Diego, CA 92123

Reassigned Medicare billing, California enrollment
15 clinicians in this Medicare group

NPI 1629046925 (858) 637-7888

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 26

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.

Injection, ferric carboxymaltose, 1 mg J1439

Ferric carboxymaltose is an iron supplement injection. It's given when your body needs more iron than you can consume through diet, like in anemia. The injection is administered by a healthcare professional into a vein.

16,500 services12 patients

Injection, denosumab, 1 mg J0897

Denosumab is a medication given via injection to strengthen your bones. It works by slowing down the cells that break down bone, improving bone density and reducing the risk of fractures. It's often used for osteoporosis treatment.

13,320 services117 patients

Injection, epoetin alfa-epbx, biosimilar, (retacrit) (for non-esrd use), 1000 units Q5106

Epoetin alfa-epbx (Retacrit) is a biosimilar injection used for non-ESRD (End-Stage Renal Disease). It helps your body make more red blood cells, increasing your energy and well-being. It's usually given under the skin or into a vein by a healthcare professional.

6,000 services11 patients

Complete blood cell count (red cells, white blood cell, platelets), automated test and automated differential white blood cell count 85025

A Complete Blood Cell Count is a common test that measures various components of the blood, including red cells (carry oxygen), white cells (fight infection), and platelets (help blood clot). An automated test ensures accuracy. The differential count provides detailed information about white cell types.

1,008 services287 patients

Insertion of needle into vein for collection of blood sample 36415

This procedure involves inserting a small needle into a vein, typically in your arm, to collect a blood sample. It's a quick and simple process to help diagnose or monitor health conditions. You may feel a small prick, but discomfort is minimal.

974 services291 patients

Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more 99214

This is a routine check-up for patients who have previously visited our clinic. It involves a comprehensive review of your health and any ongoing treatments. The consultation lasts between 30-39 minutes, allowing enough time to discuss any concerns.

889 services221 patients

Blood test, comprehensive group of blood chemicals 80053

A comprehensive group of blood chemicals test, also known as a comprehensive metabolic panel, is a blood test that measures your sugar level, electrolyte and fluid balance, kidney function, and liver function. This helps to check your body's overall health.

868 services293 patients

Injection of drug or substance under skin or into muscle 96372

This procedure involves administering medication directly under the skin or into a muscle. A small needle is used to inject the drug, allowing it to be absorbed quickly into the bloodstream. It's a common method for delivering a variety of medications.

723 services162 patients

Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more 99215

This service involves a follow-up appointment for existing patients, lasting between 40 to 54 minutes. During this time, your healthcare provider will assess your current health status, discuss any changes or concerns, review your treatment plan, and answer any questions you may have.

405 services247 patients

Injection, zoledronic acid, 1 mg J3489

Zoledronic acid is a medication given via injection to strengthen bones. It's often used in patients with osteoporosis or certain types of cancer. The injection helps reduce the risk of fractures and other bone complications.

247 services38 patients

Injection, vitamin b-12 cyanocobalamin, up to 1000 mcg J3420

This is a procedure where a small dose of Vitamin B-12, also known as Cyanocobalamin, is injected into your body. This vitamin is essential for nerve function and the production of red blood cells. It's often used to treat vitamin B-12 deficiency.

187 services38 patients

Infusion, normal saline solution, 250 cc J7050

An infusion of normal saline solution, 250 cc, involves administering a sterile saltwater solution into your body through a vein, usually in your arm. This helps to replenish fluids, maintain hydration, and balance electrolytes in your body.

153 services31 patients

Infusion into a vein for therapy, prevention, or diagnosis, 1 hour or less 96365

This is a procedure where a medical professional inserts a small tube into your vein to deliver medication, nutrients, or fluids directly into your bloodstream. This can be for treatment, prevention, or diagnosis. The process typically takes less than an hour.

152 services59 patients

Infusion into a vein for hydration, each additional hour 96361

This procedure involves delivering fluids directly into your vein to keep your body hydrated. It is typically done when oral hydration is insufficient. Each additional hour means more fluid is infused to ensure adequate hydration.

96 services46 patients

Infusion into a vein for therapy, prevention, or diagnosis, additional sequential infusion, 1 hour or less 96367

This procedure involves injecting fluids or medication directly into your vein. It's used for treatment, prevention, or diagnosis. An additional sequential infusion may be given within an hour if needed. This helps to ensure the medicine is distributed effectively in your body.

96 services11 patients

Manual urinalysis test with examination using microscope, non-automated 81000

A manual urinalysis test involves studying a urine sample under a microscope. This non-automated method helps identify any abnormal substances present. It's a useful tool for detecting potential health concerns early. The process is simple and non-invasive.

64 services35 patients

Infusion, normal saline solution, sterile (500 ml = 1 unit) J7040

An infusion of a normal saline solution is a common medical procedure. Sterile saline (salt water) is administered into your bloodstream via a drip. This helps to maintain fluid balance in your body, especially when you're unable to drink enough liquids.

63 services42 patients

Administration of influenza virus vaccine G0008

The administration of the influenza virus vaccine, also known as the flu shot, is a simple procedure to protect against the flu. A healthcare provider injects a small dose of the vaccine into your arm. This stimulates your immune system to produce antibodies, which will help your body fight off the flu if exposed.

60 services59 patients

Blood test, basic group of blood chemicals (calcium, total) 80048

A basic group blood test measures the levels of certain chemicals in your blood, including calcium. This helps assess your overall health and detect potential problems. The procedure involves drawing a small amount of blood from your arm, which is then analyzed in a lab.

55 services19 patients

Lactate dehydrogenase (enzyme) level 83615

A Lactate Dehydrogenase level test measures the amount of this enzyme in your body. It's often done when tissue damage is suspected, as high levels can indicate issues like heart disease, lung disease, liver disease, or blood disorders. This test helps in diagnosing and monitoring these conditions.

54 services19 patients

New patient office or other outpatient visit with a high level of medical decision making, if using time, 60 minutes or more 99205

This is a first-time patient visit where a healthcare professional spends 60-74 minutes with you. It involves a comprehensive evaluation, including your medical history and current health condition. They'll also advise on preventive health measures and formulate a treatment plan if needed.

54 services54 patients

Magnesium level 83735

A magnesium level test is a simple blood test that measures the amount of magnesium in your body. Magnesium is a crucial mineral that helps your nerves, muscles, and heart function properly. The test can help detect health conditions like kidney disease or malnutrition.

51 services17 patients

Telephone medical discussion with physician, 21-30 minutes 99443

This service involves a 21-30 minute phone conversation with a physician. It's a chance for you to discuss your health concerns, symptoms or treatment plans. It's similar to an in-person consultation, but conducted over the phone for your convenience and safety.

28 services20 patients

Telephone medical discussion with physician, 11-20 minutes 99442

This is a service where you have a phone conversation with your doctor for 11-20 minutes. It's used for discussing health concerns, reviewing test results, or managing ongoing conditions. It's a convenient way to receive medical advice without an in-person visit.

15 services14 patients

Pneumococcal conjugate vaccine, 20 valent (pcv20), for intramuscular use 90677

The Pneumococcal Conjugate Vaccine (PCV20) is a shot given to protect against 20 types of bacteria that can cause serious infections like pneumonia and meningitis. It's administered through a muscle, usually in the arm. It's important for overall health.

12 services12 patients

Administration of pneumococcal vaccine G0009

The pneumococcal vaccine helps protect against pneumococcal bacteria, which can cause severe infections like pneumonia and meningitis. The vaccine is given as an injection, typically in the arm. It's recommended for infants, older adults, and those with certain health conditions.

12 services12 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 92037 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

$184.71 typical visit price

range $62.10 – $184.71

Typical copayment $46.17 (range $15.52 – $46.17)

Most-billed visit code 99205

Established Patient

$108.42 typical visit price

range $20.62 – $151.42

Typical copayment $27.10 (range $5.15 – $37.85)

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.

Referred Medical Equipment & Supplies CMS DME claims 3

Durable medical equipment, devices and supplies this provider ordered from DME suppliers for patients, from Medicare fee-for-service claims.

Capecitabine, oral, 500 mg J8521

Treatment-Treatment - Miscellaneous · category RX029N

1 supplier11 claims700 services$0.82 avg. paid by Medicare

Pharmacy supply fee for oral anti-cancer, oral anti-emetic or immunosuppressive drug(s); for the first prescription in a 30-day period Q0511

Treatment-Chemotherapy · category RH012N

1 supplier15 claims15 services$18.96 avg. paid by Medicare

Pharmacy supply fee for oral anti-cancer, oral anti-emetic or immunosuppressive drug(s); for a subsequent prescription in a 30-day period Q0512

Treatment-Chemotherapy · category RH012N

1 supplier13 claims15 services$12.65 avg. paid by Medicare

Dollar amounts are the average Medicare paid the supplier per service. They are not the cost to the patient.

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.

SUHAIR S. ERIKAT MFT

Marriage & Family Therapist

9850 GENESEE AVE, SUITE 970
LA JOLLA, CA 92037

San Diego County (858) 558-2731

DR. MARK C ADRIAN M.D.

Internal Medicine

9850 GENESEE AVE, SUITE 355
LA JOLLA, CA 92037

San Diego County (858) 202-0011

RICHARD A.K. CHAFFOO, A PROFESSIONAL CORPORATION

Plastic Surgery

9850 GENESEE AVE, SUITE 330
LA JOLLA, CA 92037

San Diego County (858) 623-6333

MRS. KATHLEEN DYKES YOUNG MS

Clinical Exercise Physiologist

9850 GENESEE AVE, SUITE 730
LA JOLLA, CA 92037

San Diego County (858) 847-5064

YEVHENIYA KHROBUST FNP

Nurse Practitioner (Family)

9850 GENESEE AVE
LA JOLLA, CA 92037

San Diego County (858) 554-9100

DR. PAMILA K. BRAR M.D.

Internal Medicine

9850 GENESEE AVE, STE 570
LA JOLLA, CA 92037

San Diego County (858) 200-3007

PRIMA PRIMARY MEDICAL ASSOCIATION, INC

Internal Medicine

9850 GENESEE AVE, SUITE 355
LA JOLLA, CA 92037

San Diego County (858) 202-0011

MAHMOOD MAHDAVI M.D.

Otolaryngology

9850 GENESEE AVE, STE 710
LA JOLLA, CA 92037

San Diego County (858) 458-9955

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 Sabina Wallach's NPI number?

The NPI number for Sabina Wallach is 1871529081. It was assigned to this individual provider in the NPPES registry on June 23, 2006.

Where is Sabina Wallach located?

Sabina Wallach practices at 9850 Genesee Ave #400, La Jolla, CA 92037. The listed phone number is (858) 558-8666.

What is Sabina Wallach's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Hematology & Oncology, with taxonomy code 207RH0003X.

Is Sabina Wallach enrolled in Medicare?

Yes. Sabina Wallach 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 Sabina Wallach's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Sabina Wallach reassigns Medicare benefits to 4 organizations: Scripps Health (La Jolla, CA), Sabina R Wallach MD Amc (La Jolla, CA), Emergency And Acute Care Medical Corporation (San Diego, CA) and Medical Oncology Associates Of San Diego A Medical Group Inc (San Diego, CA). 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 Sabina Wallach's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

When was this NPI record last updated?

The NPPES record for Sabina Wallach was last updated on August 16, 2007. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 19 years 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.