1. Home
  2. Directory
  3. Arizona
  4. Phoenix
  5. Hospitalist
  6. NPI Profile

DR. GERALDINE CASINO M.D.
NPI 1669850954
Hospitalist in Phoenix, AZ

Active since May 07, 2015PECOS EnrolledAccepts Medicare Assignment
86.99/100
CMS Quality Rating
350 W THOMAS RD, PHOENIX, AZ 85013(602) 406-3540(602) 406-3540 Get Directions Write a Review

NPPES record last updated: September 18, 2018. Verified against the NPPES registry weekly; last sync: November 01, 2026.

About Dr. Geraldine Casino M.d. NPPES

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

DR. GERALDINE CASINO M.D. (NPI 1669850954) is an individual hospitalist provider in Phoenix, Arizona, licensed in Arizona (56415) and active in the NPI registry since May 2015. She is enrolled in Medicare PECOS and is a graduate of Other (2015).

NPPES Registry Identity

NPI1669850954
Entity TypeIndividualFemale
Primary Taxonomy208M00000X
Provider Legal NameDR. GERALDINE CASINOCredential: M.D.
Location Address350 W THOMAS RDPhoenix, AZ 85013-4409
Mailing Address500 W Thomas Rd, 900Phoenix, AZ 85013-4224 · (602) 406-2323
Phone(602) 406-3540
Fax(602) 406-3540
Sole ProprietorNo
Medical School CMSOtherGraduated 2015
Enumeration DateMay 7, 2015
Last NPPES UpdateSeptember 18, 2018
✔ NPI 1669850954 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyHospitalistAllopathic & Osteopathic Physicians
Taxonomy Code208M00000X
License✔ Licensed in AZ · 56415
Definition
Hospitalists are physicians whose primary professional focus is the general medical care of hospitalized patients. Their activities include patient care, teaching, research, and leadership related to Hospital Medicine. The term 'hospitalist' refers to physicians whose practice emphasizes providing care for hospitalized patients.
Also ListedInternal MedicineTaxonomy 207R00000X · License 56415 (AZ)
350 W THOMAS RD, Phoenix, AZ 85013
Open in Google Maps ↗

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Blue Cross Blue Shield of Arizona, Cigna HealthCare of Arizona, Inc, Oscar Health Plan, Inc..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. Geraldine Casino 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 ID3173874146
PECOS Enrollment IDI20181002000631, I20190817000174
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

5

Medicare enrollment records show Geraldine Casino reassigns Medicare billing to 5 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Aia Hospitalists LLC
13 mi
Internal Medicine
4530 E MUIRWOOD DR, SUITE 105
Phoenix, AZ 85048
  • Reassigned Medicare billing, Arizona enrollment
  • 67 clinicians in this Medicare group
NPI 1831166230 (480) 961-2307
Gila River Health Care Corporation
14 mi
Critical Access
17487 S. HEALTH CARE DR.
Laveen, AZ 85339
  • Reassigned Medicare billing, Texas enrollment
  • 482 clinicians in this Medicare group
NPI 1376538231 (520) 550-6000
Pioneer Hospitalists, PLLC
18 mi
Internal Medicine
475 S DOBSON RD
Chandler, AZ 85224
  • Reassigned Medicare billing, Arizona enrollment
  • 120 clinicians in this Medicare group
NPI 1033177316 (480) 926-0170
Zion Medical Group PLLC
20 mi
Hospitalist
3800 S ALMA SCHOOL RD, SUITE 112
Chandler, AZ 85248
  • Reassigned Medicare billing, Arizona enrollment
  • 56 clinicians in this Medicare group
NPI 1184049322 (480) 907-7707
San Carlos Apache Healthcare Corporation
95 mi
Critical Access Hospital
103 MEDICINE WAY ROAD
Peridot, AZ 85542
  • Reassigned Medicare billing, Texas enrollment
  • 438 clinicians in this Medicare group
NPI 1265813075 (928) 475-1200

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 7

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 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.
602 services575 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.
176 services68 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.
50 services50 patients
Subsequent nursing facility care with moderate level of medical decision making, per day, if using time, at least 30 minutes 99309
A follow-up nursing facility visit per day is a daily check-in by a healthcare professional. This 25-minute visit typically involves monitoring your health progress, addressing any concerns, and adjusting treatment plans as necessary. It's a vital part of ensuring your ongoing wellbeing.
41 services14 patients
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.
25 services25 patients
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.
25 services25 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 85013 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
$127.71 typical visit price
range $55.44 – $168.60
Typical copayment $31.92 (range $13.86 – $42.15)
Most-billed visit code 99204
Established Patient
$98.00 typical visit price
range $17.72 – $137.41
Typical copayment $24.50 (range $4.43 – $34.35)
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.

86.99/100
MIPS Final ScoreMerit-based Incentive Payment System · CMS Quality Payment Program
Scored as part of a group practice
Quality79.35
Promoting Interoperability88
Improvement Activities40
Cost53.95

Referred Medical Equipment & Supplies CMS DME claims 7

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

Enteral feeding supply kit; pump fed, per day, includes but not limited to feeding/flushing syringe, administration set tubing, dressings, tape B4035
Other-Enteral and Parenteral · category OB006N
1 supplier14 claims416 services$4.30 avg. paid by Medicare
Enteral nutrition infusion pump, any type B9002
Other-Enteral and Parenteral · category OB005N
1 supplier14 claims14 services$50.67 avg. paid by Medicare
Portable gaseous oxygen system, rental; includes portable container, regulator, flowmeter, humidifier, cannula or mask, and tubing E0431
DME-Oxygen and Supplies · category DC000N
3 suppliers26 claims26 services$13.93 avg. paid by Medicare
Iv pole E0776
DME-Other DME · category DE000N
1 supplier14 claims14 services$4.46 avg. paid by Medicare
Oxygen concentrator, single delivery port, capable of delivering 85 percent or greater oxygen concentration at the prescribed flow rate E1390
DME-Oxygen and Supplies · category DC002N
4 suppliers91 claims91 services$64.55 avg. paid by Medicare
Portable oxygen concentrator, rental E1392
DME-Oxygen and Supplies · category DC002N
2 suppliers13 claims13 services$34.20 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.

DR. JASPREET SIAN M.D.
Student in an Organized Health Care Education/Training Program
350 W THOMAS RD
PHOENIX, AZ 85013
Maricopa County (602) 406-3540
DR. JACOB WESLEY SANDERS
Student in an Organized Health Care Education/Training Program
350 W THOMAS RD
PHOENIX, AZ 85013
Maricopa County (602) 406-6262
SANFORD ORNSTEIN M.D.
Radiology (Diagnostic Radiology)
350 W THOMAS RD
PHOENIX, AZ 85013
Maricopa County (602) 406-3430
LINDLEY T BLISS MD
Hospitalist
350 W THOMAS RD
PHOENIX, AZ 85013
Maricopa County (602) 615-5672
DR. TILINA N. HU MD
Radiology (Diagnostic Radiology)
350 W THOMAS RD, RADIOLOGY DEPARTMENT
PHOENIX, AZ 85013
Maricopa County (602) 406-3430
JASON AARON BESTE M.D.
Hospitalist
350 W THOMAS RD
PHOENIX, AZ 85013
Maricopa County (602) 406-5590
JOEL JAMES HAYDEN MD
Radiology (Diagnostic Radiology)
350 W THOMAS RD
PHOENIX, AZ 85013
Maricopa County (602) 406-3430
SARAH BAHSAS
Family Medicine
350 W THOMAS RD
PHOENIX, AZ 85013
Maricopa County (602) 406-3350

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 Geraldine Casino's NPI number?

The NPI number for Geraldine Casino is 1669850954. It was assigned to this individual provider in the NPPES registry on May 7, 2015.

Where is Geraldine Casino located?

Geraldine Casino practices at 350 W Thomas Rd, Phoenix, AZ 85013. The listed phone number is (602) 406-3540.

What is Geraldine Casino's specialty?

The primary specialty registered for this NPI is Hospitalist with taxonomy code 208M00000X.

Is Geraldine Casino enrolled in Medicare?

Yes. Geraldine Casino 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 Geraldine Casino's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Geraldine Casino reassigns Medicare benefits to 5 organizations: Aia Hospitalists LLC (Phoenix, AZ), Gila River Health Care Corporation (Laveen, AZ), Pioneer Hospitalists, PLLC (Chandler, AZ), Zion Medical Group PLLC (Chandler, AZ) and San Carlos Apache Healthcare Corporation (Peridot, AZ). 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 Geraldine Casino's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Geraldine Casino accept?

Health plans from Blue Cross Blue Shield of Arizona, Cigna HealthCare of Arizona, Inc and Oscar Health Plan, Inc. list Geraldine Casino 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.

When was this NPI record last updated?

The NPPES record for Geraldine Casino was last updated on September 18, 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.