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DR. DIANA DANTIAN LEE M.D.
NPI 1124125232
Internal Medicine - Hospice and Palliative Medicine in Henderson, NV

Active since September 20, 2006PECOS EnrolledAccepts Medicare Assignment
58.85/100
CMS Quality Rating
10624 S EASTERN AVE STE A-955, HENDERSON, NV 89052(702) 407-7700(702) 407-7016 Get Directions Write a Review

NPPES record last updated: May 2, 2018. Verified against the NPPES registry weekly; last sync: November 01, 2026.

About Dr. Diana Dantian Lee M.d. NPPES

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

DR. DIANA DANTIAN LEE M.D. (NPI 1124125232) is an individual hospice and palliative medicine provider in Henderson, Nevada, licensed in Nevada (15282) and active in the NPI registry since September 2006. She is enrolled in Medicare PECOS, is affiliated with Saint Rose Dominican Hospitals - Siena Campus, and is a graduate of Other (1991).

NPPES Registry Identity

NPI1124125232
Entity TypeIndividualFemale
Primary Taxonomy207RH0002X
Provider Legal NameDR. DIANA DANTIAN LEECredential: M.D.
Location Address10624 S EASTERN AVE STE A-955Henderson, NV 89052-2982
Mailing Address10624 S Eastern Ave Ste A-955Henderson, NV 89052-2982 · (702) 407-7700 · Fax (702) 407-7016
Phone(702) 407-7700
Fax(702) 407-7016
Sole ProprietorNo
Medical School CMSOtherGraduated 1991
Enumeration DateSeptember 20, 2006
Last NPPES UpdateMay 2, 2018
✔ NPI 1124125232 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyInternal Medicine · Hospice and Palliative MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207RH0002X
License✔ Licensed in NV · 15282
Definition
An internal medicine physician with special knowledge and skills to prevent and relieve the suffering experienced by patients with life-limiting illnesses. This specialist works with an interdisciplinary hospice or palliative care team to maximize quality of life while addressing physical, psychological, social and spiritual needs of both patient and family throughout the course of the disease, through the dying process, and beyond for the family. This specialist has expertise in the assessment of patients with advanced disease; the relief of distressing symptoms; the coordination of interdisciplinary patient and family-centered care in diverse venues; the use of specialized care systems including hospice; the management of the imminently dying patient; and legal and ethical decision making in end-of-life care.
Also ListedHospitalistTaxonomy 208M00000X · License A85417 (CA)
10624 S EASTERN AVE STE A-955, Henderson, NV 89052
Open in Google Maps ↗

Other Identifiers 10

Other0884006CA · Cigna
Other1918273CA · Great West
Other90197387CA · Pacificare
Other7394657CA · Aetna
Other111371CA · Health Net
Other253808CA · Interplan
Other2547985CA · United Healthcare
Other5632785CA · First Health
OtherA85417CA · Blue Cross
OtherMCMG413400CA · Western Health Advantage

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. Diana Dantian Lee 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 ID3870555394
PECOS Enrollment IDI20140523000280
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 Reassignment

Medicare enrollment records show Diana Lee reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Platinum Hospitalists LLP
Same address
Hospitalist
10624 S EASTERN AVE STE A-955
Henderson, NV 89052
  • Reassigned Medicare billing, Nevada enrollment
  • 319 clinicians in this Medicare group
NPI 1861627242 (702) 380-1888

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.

Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes 99222
Initial hospital inpatient care is a service where a healthcare provider spends about 50 minutes per day overseeing your care while you're admitted in the hospital. This includes reviewing your health status, planning your treatment, and ensuring your safety and comfort.
334 services325 patients
Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 99223
Initial hospital inpatient care per day, typically 70 minutes, refers to the daily medical service provided to patients admitted to the hospital. This includes a comprehensive evaluation, diagnosis, treatment plan, and monitoring of your health condition. It ensures your well-being during your hospital stay.
277 services269 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.
234 services172 patients
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 99233
Follow-up hospital inpatient care per day typically involves a 35-minute check-up by your healthcare provider. This service includes monitoring your health progress, adjusting your treatment plan if needed, and answering any questions you may have about your condition or care.
221 services160 patients
Hospital discharge day management, 30 minutes or less 99238
Hospital discharge day management of 30 minutes or less includes finalizing your treatment, discussing your progress, and planning after-care at home. It ensures you're ready to leave the hospital and continue recovery safely.
162 services158 patients
Hospital discharge day management, more than 30 minutes 99239
Hospital discharge day management over 30 minutes involves a detailed process to ensure a smooth transition from hospital to home. It includes final examinations, discussion of your hospital stay, post-discharge instructions, and coordinating follow-up care.
91 services87 patients

Hospital Affiliations CMS Care Compare

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

Saint Rose Dominican Hospitals - Siena Campus

Acute Care Hospitals · Henderson, NV
3/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number290045
Location3001 St Rose ParkwayHenderson, NV 89052 · Clark County
Emergency services Birthing friendly

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.

58.85/100
MIPS Final ScoreMerit-based Incentive Payment System · CMS Quality Payment Program
Scored as part of a group practice
Quality39.4
Improvement Activities40
Cost49.45

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.

NAUHAR BHATIA M.D.
Family Medicine
10624 S EASTERN AVE STE A-955
HENDERSON, NV 89052
Clark County (702) 800-5393
ZEESHAN SYED ASIF MD
Internal Medicine
10624 S EASTERN AVE STE A-955
HENDERSON, NV 89052
Clark County (702) 407-7700
MRS. SEHRISH WAHEED M.D.
Internal Medicine (Endocrinology, Diabetes & Metabolism)
10624 S EASTERN AVE STE A-955
HENDERSON, NV 89052
Clark County (702) 407-7700
DR. JASON TYLER GUBLER D.O.
Family Medicine
10624 S EASTERN AVE STE A-955
HENDERSON, NV 89052
Clark County (702) 407-7700
MARIO SEIGFRED OCHOCO
Nurse Practitioner (Family)
10624 S EASTERN AVE STE A-955
HENDERSON, NV 89052
Clark County (702) 407-7700
DR. HARNEEL SINGH BRAH MD
Internal Medicine
10624 S EASTERN AVE STE A-955
HENDERSON, NV 89052
Clark County (702) 800-5393
JESSE A BROYLES DO
Internal Medicine
10624 S EASTERN AVE STE A-955
HENDERSON, NV 89052
Clark County (702) 407-7700
MICHELLE DAYOUNG BAEK TAN DO
Family Medicine
10624 S EASTERN AVE STE A-955
HENDERSON, NV 89052
Clark County (702) 800-5393

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 Diana Lee's NPI number?

The NPI number for Diana Lee is 1124125232. It was assigned to this individual provider in the NPPES registry on September 20, 2006.

Where is Diana Lee located?

Diana Lee practices at 10624 S Eastern Ave Ste A-955, Henderson, NV 89052. The listed phone number is (702) 407-7700.

What is Diana Lee's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Hospice and Palliative Medicine, with taxonomy code 207RH0002X.

Is Diana Lee enrolled in Medicare?

Yes. Diana Lee 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 organization bills Medicare for Diana Lee's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Diana Lee reassigns Medicare benefits to Platinum Hospitalists LLP (Henderson, NV). The 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 Diana Lee's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

Is Diana Lee affiliated with any hospitals?

According to CMS data, Diana Lee is affiliated with Saint Rose Dominican Hospitals - Siena Campus.

When was this NPI record last updated?

The NPPES record for Diana Lee was last updated on May 2, 2018. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 8 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.