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DR. NATHAN CHARAPATA MD
NPI 1578982864
Internal Medicine in Tempe, AZ

Active since April 15, 2014PECOS EnrolledAccepts Medicare Assignment
81.03/100
CMS Quality Rating
1715 N VENTURA LN, TEMPE, AZ 85288(970) 238-6375 Get Directions Write a Review

NPPES record last updated: December 6, 2024. Verified against the NPPES registry weekly; last sync: October 18, 2026.

Record update history: Dec 6, 2024, Jun 22, 2021, Dec 12, 2017 (3 updates tracked since 2017).

About Dr. Nathan Charapata Md NPPES

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

DR. NATHAN CHARAPATA MD (NPI 1578982864) is an individual internal medicine provider in Tempe, Arizona, licensed in Colorado (DR.0059617) and active in the NPI registry since April 2014. He is enrolled in Medicare PECOS, is affiliated with Great Plains Health, and is a graduate of Other (2013).

NPPES Registry Identity

NPI1578982864
Entity TypeIndividualMale
Primary Taxonomy207R00000X
Provider Legal NameDR. NATHAN CHARAPATACredential: MD
Location Address1715 N VENTURA LNTempe, AZ 85288-1463
Mailing Address1715 N Ventura LnTempe, AZ 85288-1463 · (970) 238-6375
Phone(970) 238-6375
Sole ProprietorYes
Medical School CMSOtherGraduated 2013
Enumeration DateApril 15, 2014
Last NPPES UpdateDecember 6, 20243 updates tracked since enumeration
NPPES CertifiedDecember 6, 2024
✔ NPI 1578982864 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207R00000X
Licenses✔ Licensed in CO · DR.0059617✔ Licensed in WY · 13615C✔ Licensed in AZ · 54255✔ Licensed in CO · CDRH.0059617
Definition
A physician who provides long-term, comprehensive care in the office and the hospital, managing both common and complex illness of adolescents, adults and the elderly. Internists are trained in the diagnosis and treatment of cancer, infections and diseases affecting the heart, blood, kidneys, joints and digestive, respiratory and vascular systems. They are also trained in the essentials of primary care internal medicine, which incorporates an understanding of disease prevention, wellness, substance abuse, mental health and effective treatment of common problems of the eyes, ears, skin, nervous system and reproductive organs.
1715 N VENTURA LN, Tempe, AZ 85288
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Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Ambetter from Sunflower Health Plan, Ambetter Health, Ambetter Health of Delaware and more.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. Nathan Charapata Md 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 ID7517265705
PECOS Enrollment IDI20210811001768, I20231012001505
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

8

Medicare enrollment records show Nathan Charapata reassigns Medicare billing to 8 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Scottsdale Inpatient Specialists, Plc
18 mi
Hospitalist
5620 W THUNDERBIRD RD STE E5
Glendale, AZ 85306
  • Reassigned Medicare billing, Arizona enrollment
  • 38 clinicians in this Medicare group
NPI 1376286088 (480) 947-4545
Naz Hospitalists Inc
83 mi
Hospitalist
1003 WILLOW CREEK RD
Prescott, AZ 86304
  • Reassigned Medicare billing, Arizona enrollment
  • 33 clinicians in this Medicare group
NPI 1437137072 (928) 771-5487
Northern Arizona Healthcare Corporation
122 mi
Family Medicine
1200 N. BEAVER STREET, ATTN: PAYER CREDENTIALING
Flagstaff, AZ 86001
  • Reassigned Medicare billing, Arizona enrollment
  • 552 clinicians in this Medicare group
NPI 1669914552 (928) 773-2546
Inpatient Services, PC
572 mi
Internal Medicine
600 GOLDEN RIDGE RD
Golden, CO 80401
  • Reassigned Medicare billing, Colorado enrollment
  • 101 clinicians in this Medicare group
NPI 1750997797 (303) 317-5002
North Platte Nebraska Hospital Corporation
810 mi
Medical Oncology
601 W LEOTA ST
North Platte, NE 69101
  • Reassigned Medicare billing, Nebraska enrollment
  • 365 clinicians in this Medicare group
NPI 1134355332 (308) 568-7496
Mchs Hospitals Inc
1,341 mi
Clinic/Center
2310 CRAIG RD
Eau Claire, WI 54701
  • Reassigned Medicare billing, Wisconsin enrollment
  • 2,476 clinicians in this Medicare group
NPI 1316416035 (715) 858-8100
Baptist Health Centers, LLC
1,386 mi
Health Service
644 TAHOE RD
Winfield, AL 35594
  • Reassigned Medicare billing, Alabama enrollment
  • 430 clinicians in this Medicare group
NPI 1265496236 (205) 510-5000
Marshfield Clinic Inc
1,395 mi
Clinic/Center
1000 N OAK AVE
Marshfield, WI 54449
  • Reassigned Medicare billing, Wisconsin enrollment
  • 2,540 clinicians in this Medicare group
NPI 1952347981 (715) 387-5511

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 4

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.
363 services357 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.
50 services49 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.
45 services15 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.
13 services13 patients

Hospital Affiliations CMS Care Compare

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

Great Plains Health

Acute Care Hospitals · North Platte, NE
2/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number280065
Location601 West Leota StNorth Platte, NE 69101 · Lincoln County
Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 85288 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.

81.03/100
MIPS Final ScoreMerit-based Incentive Payment System · CMS Quality Payment Program
Scored as part of a group practice
Quality70.68
Promoting Interoperability100
Improvement Activities40
Cost66.08

Referred Medical Equipment & Supplies CMS DME claims 4

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

Portable gaseous oxygen system, rental; includes portable container, regulator, flowmeter, humidifier, cannula or mask, and tubing E0431
DME-Oxygen and Supplies · category DC000N
3 suppliers20 claims20 services$20.20 avg. paid by Medicare
Home ventilator, any type, used with non-invasive interface, (e.g., mask, chest shell) E0466
DME-Other DME · category DE005N
4 suppliers24 claims24 services$768.64 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
5 suppliers33 claims33 services$108.39 avg. paid by Medicare
Portable oxygen concentrator, rental E1392
DME-Oxygen and Supplies · category DC002N
1 supplier12 claims12 services$32.77 avg. paid by Medicare
Dollar amounts are the average Medicare paid the supplier per service. They are not the cost to the patient.

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 Nathan Charapata's NPI number?

The NPI number for Nathan Charapata is 1578982864. It was assigned to this individual provider in the NPPES registry on April 15, 2014.

Where is Nathan Charapata located?

Nathan Charapata practices at 1715 N Ventura Ln, Tempe, AZ 85288. The listed phone number is (970) 238-6375.

What is Nathan Charapata's specialty?

The primary specialty registered for this NPI is Internal Medicine with taxonomy code 207R00000X.

Is Nathan Charapata enrolled in Medicare?

Yes. Nathan Charapata 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 Nathan Charapata's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Nathan Charapata reassigns Medicare benefits to 8 organizations: Scottsdale Inpatient Specialists, Plc (Glendale, AZ), Naz Hospitalists Inc (Prescott, AZ), Northern Arizona Healthcare Corporation (Flagstaff, AZ), Inpatient Services, PC (Golden, CO), North Platte Nebraska Hospital Corporation (North Platte, NE) and 3 more organizations, listed in the Medicare section above. 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 Nathan Charapata's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Nathan Charapata accept?

Health plans from Ambetter Health, Ambetter Health of Delaware, Ambetter from Sunflower Health Plan, Blue Cross Blue Shield of Arizona and Blue Cross and Blue Shield of Nebraska and 1 other insurer list Nathan Charapata 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.

Is Nathan Charapata affiliated with any hospitals?

According to CMS data, Nathan Charapata is affiliated with Great Plains Health.

When was this NPI record last updated?

The NPPES record for Nathan Charapata was last updated on December 6, 2024. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 22 months 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.