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LLOYD STUART NAGASAWA M.D.
NPI 1487647335
Internal Medicine - Hematology & Oncology in Mission Viejo, CA

Active since August 25, 2005PECOS Enrolled
26691 PLAZA, STE. 200, MISSION VIEJO, CA 92691(949) 347-0600(949) 347-0746 Get Directions Write a Review

NPPES record last updated: December 19, 2011. Verified against the NPPES registry weekly; last sync: August 02, 2026.

About Lloyd Stuart Nagasawa M.d. NPPES

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

LLOYD STUART NAGASAWA M.D. (NPI 1487647335) is an individual hematology & oncology provider in Mission Viejo, California, licensed in California (G50164) and active in the NPI registry since August 2005. He is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1487647335
Entity TypeIndividualMale
Primary Taxonomy207RH0003X
Provider Legal NameLLOYD STUART NAGASAWACredential: M.D.
Location Address26691 PLAZA, STE. 200Mission Viejo, CA 92691-6329
Mailing Address24953 Paseo De Valencia, #25bLaguna Hills, CA 92653-4342 · (949) 770-8168 · Fax (949) 770-2991
Phone(949) 347-0600
Fax(949) 347-0746
Sole ProprietorYes
Enumeration DateAugust 25, 2005
Last NPPES UpdateDecember 19, 2011
✔ NPI 1487647335 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 · G50164
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.
26691 PLAZA, Mission Viejo, CA 92691
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Other Identifiers 2

Medicare PING50164CA
Medicare UPINA51585CA

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Lloyd Stuart Nagasawa M.d. is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

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.

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 92691 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
$187.60 typical visit price
range $62.96 – $187.60
Typical copayment $46.90 (range $15.74 – $46.90)
Most-billed visit code 99205
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.

Medicare Quality Performance CMS QPP · MIPS

Performance in the CMS Quality Payment Program: the MIPS final score across four weighted categories, and the individual quality measures reported to Medicare.

Reported Quality Measures

Clinical Information Reconciliation
For at least one transition of care or referral received or patient encounter in which the MIPS eligible clinician has never before encountered the patient, the MIPS eligible clinician performs clinical information reconciliation.
68%25 patients3/55-star benchmark: 100%
Documentation of Current Medications in the Medical Record
Percentage of visits for patients aged 18 years and older for which the eligible professional or eligible clinician attests to documenting a list of current medications using all immediate resources available on the date of the encounter.
69%3,102 patients1/55-star benchmark: 100%
e-Prescribing
At least one permissible prescription written by the MIPS eligible clinician is queried for a drug formulary and transmitted electronically using certified EHR technology.
73%475 patients3/55-star benchmark: 100%
Oncology: Medical and Radiation - Pain Intensity Quantified
Percentage of patient visits, regardless of patient age, with a diagnosis of cancer currently receiving chemotherapy or radiation therapy in which pain intensity is quantified
56%907 patients1/55-star benchmark: 100%
Patient-Specific Education
The MIPS eligible clinician must use clinically relevant information from certified EHR technology to identify patient-specific educational resources and provide electronic access to those materials to at least one unique patient seen by the MIPS eligible…
21%455 patients1/55-star benchmark: 100%
Preventive Care and Screening: Body Mass Index (BMI) Screening and Follow-Up Plan
Percentage of patients aged 18 years and older with a BMI documented during the current encounter or during the previous twelve months AND with a BMI outside of normal parameters, a follow-up plan is documented during the encounter or during the previous…
34%1,000 patients2/55-star benchmark: 97%
Preventive Care and Screening: Influenza Immunization
Percentage of patients aged 6 months and older seen for a visit between October 1 and March 31 who received an influenza immunization OR who reported previous receipt of an influenza immunization
32%662 patients2/55-star benchmark: 88%
Preventive Care and Screening: Tobacco Use: Screening and Cessation Intervention
Percentage of patients aged 18 years and older who were screened for tobacco use one or more times within 24 months AND who received tobacco cessation intervention if identified as a tobacco user
Patients tobacco: 27% · 562 patients
28%562 patients
Provide Patient Access
For at least one unique patient seen by the MIPS eligible clinician: (1) The patient (or the patient authorized representative) is provided timely access to view online, download, and transmit his or her health information; and (2) The MIPS eligible clinician…
54%455 patients3/55-star benchmark: 100%
Secure Messaging
For at least one unique patient seen by the MIPS eligible clinician during the performance period, a secure message was sent using the electronic messaging function of certified EHR technology to the patient (or the patient-authorized representative), or in…
21%455 patients2/55-star benchmark: 77%
Providers report different measures because they deliver different services; reporting more or less information is not a reflection of quality. Star ratings appear only where CMS assigned them.

Other Providers at the Same Location NPPES 16

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

JOAN T SASAKI M.D.
Obstetrics & Gynecology
26691 PLAZA, SUITE 212
MISSION VIEJO, CA 92691
Orange County (949) 441-5556
HAMID R.SALEHI MD A PROFESSIONAL MEDICAL CORP
Psychiatry & Neurology (Neurology)
26691 PLAZA, SUITE 235
MISSION VIEJO, CA 92691
Orange County (949) 364-9054
THEODORE M TEACHER MD APC
Psychiatry & Neurology (Neurology)
26691 PLAZA, SUITE 235
MISSION VIEJO, CA 92691
Orange County (949) 364-9054
RACHEL BUNETTA
Physical Therapy Assistant
26691 PLAZA
MISSION VIEJO, CA 92691
Orange County (949) 716-5050
SIDNEY JAY WEISS, M.D. INC
Ophthalmology
26691 PLAZA, SUITE 250
MISSION VIEJO, CA 92691
Orange County (949) 364-0225
GEORGE GUINTO MIRANDA MD
Internal Medicine (Hematology & Oncology)
26691 PLAZA, STE 200
MISSION VIEJO, CA 92691
Orange County (949) 347-0600
MINCH K. FONG M.D. INC.
Internal Medicine (Hematology & Oncology)
26691 PLAZA, STE. 200
MISSION VIEJO, CA 92691
Orange County (949) 347-0600
ROBERT E SIMON MD A PROFESSIONAL CORPORATION
Psychiatry & Neurology (Neurology)
26691 PLAZA, SUITE 235
MISSION VIEJO, CA 92691
Orange County (949) 364-9054

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 Lloyd Nagasawa's NPI number?

The NPI number for Lloyd Nagasawa is 1487647335. It was assigned to this individual provider in the NPPES registry on August 25, 2005.

Where is Lloyd Nagasawa located?

Lloyd Nagasawa practices at 26691 Plaza Ste. 200, Mission Viejo, CA 92691. The listed phone number is (949) 347-0600.

What is Lloyd Nagasawa's specialty?

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

Is Lloyd Nagasawa enrolled in Medicare?

Yes. Lloyd Nagasawa is registered in the Medicare PECOS enrollment system.

When was this NPI record last updated?

The NPPES record for Lloyd Nagasawa was last updated on December 19, 2011. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 14 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.