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MISS ZINNIA DAAS DO
NPI 1649775016
Hospitalist in Phoenix, AZ

Active since March 28, 2018PECOS EnrolledAccepts Medicare Assignment
20224 N 27TH AVE STE 101, PHOENIX, AZ 85027(623) 587-6002 Get Directions Write a Review

NPPES record last updated: November 10, 2022. Verified against the NPPES registry weekly; last sync: October 25, 2026.

Record update history: Nov 10, 2022, Jul 1, 2021, May 3, 2021 and 1 more (4 updates tracked since 2018).

About Miss Zinnia Daas Do NPPES

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

MISS ZINNIA DAAS DO (NPI 1649775016) is an individual hospitalist provider in Phoenix, Arizona, licensed in Arizona (009009) and active in the NPI registry since March 2018. She is enrolled in Medicare PECOS, maintains a secondary practice location in Columbus, and is a graduate of Arizona College Of Osteopathic Medicine Mid Western University (2018).

NPPES Registry Identity

NPI1649775016
Entity TypeIndividualFemale
Primary Taxonomy208M00000X
Provider Legal NameMISS ZINNIA DAASCredential: DO
Location Address20224 N 27TH AVE STE 101Phoenix, AZ 85027-3257
Mailing Address3595 Olentangy River RdColumbus, OH 43214-3440 · (614) 566-5456 · Fax (614) 566-6902
Phone(623) 587-6002
Sole ProprietorNo
Medical School CMSArizona College Of Osteopathic Medicine Mid Western UniversityGraduated 2018
Enumeration DateMarch 28, 2018
Last NPPES UpdateNovember 10, 20224 updates tracked since enumeration
NPPES CertifiedNovember 10, 2022
✔ NPI 1649775016 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 3

★ Primary SpecialtyHospitalistAllopathic & Osteopathic Physicians
Taxonomy Code208M00000X
License✔ Licensed in AZ · 009009
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 009009 (AZ)
Also ListedStudent in an Organized Health Care Education/Training ProgramTaxonomy 390200000X
20224 N 27TH AVE STE 101, Phoenix, AZ 85027
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Secondary Practice Location 1

Location 13595 Olentangy River RdColumbus, OH 43214-3440 · Phone (614) 566-5456

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Blue Cross Blue Shield of Arizona, Oscar Health Plan, Inc., UnitedHealthcare.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

Miss Zinnia Daas Do 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 ID5496151763
PECOS Enrollment IDI20210913000311
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

2

Medicare enrollment records show Zinnia Daas reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Daas Healthcare, LLC
0.2 mi
Internal Medicine
19841 N.27TH AVE, SUITE 300
Phoenix, AZ 85310
  • Reassigned Medicare billing, Arizona enrollment
  • 2 clinicians in this Medicare group
NPI 1124185228 (623) 587-6002
Vituity - Arizona Hospitalists PC
0.2 mi
Hospitalist
19829 N 27TH AVE
Phoenix, AZ 85027
  • Reassigned Medicare billing, Arizona enrollment
  • 99 clinicians in this Medicare group
NPI 1912629916 (623) 879-6100

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 6

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.
88 services85 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.
50 services22 patients
Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more 99213
This is a routine visit for patients who have already been seen by the healthcare provider. During this approximately 20-29 minute appointment, your health status will be evaluated and any necessary treatments or tests will be discussed. It's a chance to address any health concerns you may have.
17 services12 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.
17 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.
12 services12 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.
11 services11 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 85027 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.

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 Zinnia Daas's NPI number?

The NPI number for Zinnia Daas is 1649775016. It was assigned to this individual provider in the NPPES registry on March 28, 2018.

Where is Zinnia Daas located?

Zinnia Daas practices at 20224 N 27th Ave Ste 101, Phoenix, AZ 85027. The listed phone number is (623) 587-6002.

What is Zinnia Daas's specialty?

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

Is Zinnia Daas enrolled in Medicare?

Yes. Zinnia Daas 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 Zinnia Daas's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Zinnia Daas reassigns Medicare benefits to 2 organizations: Daas Healthcare, LLC (Phoenix, AZ) and Vituity - Arizona Hospitalists PC (Phoenix, 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 Zinnia Daas's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Zinnia Daas accept?

Health plans from Blue Cross Blue Shield of Arizona, Oscar Health Plan, Inc. and UnitedHealthcare list Zinnia Daas 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 Zinnia Daas was last updated on November 10, 2022. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 3 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.