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CALEN LEMAY HARDING PA-C
NPI 1447879317
Physician Assistant - Medical in Tucson, AZ

Active since April 10, 2020PECOS EnrolledAccepts Medicare Assignment
97.75/100
CMS Quality Rating
5301 E GRANT RD, TUCSON, AZ 85712(520) 324-1922 Get Directions Write a Review

NPPES record last updated: April 6, 2026. Verified against the NPPES registry weekly; last sync: August 09, 2026.

Record update history: Apr 6, 2026, Dec 17, 2024, Jan 1, 2024 and 4 more (7 updates tracked since 2020).

About Calen Lemay Harding Pa-c NPPES

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

CALEN LEMAY HARDING PA-C (NPI 1447879317) is an individual medical provider in Tucson, Arizona, licensed in Arizona (8090) and active in the NPI registry since April 2020. She is enrolled in Medicare PECOS, maintains 2 additional practice locations, and is a graduate of Other (2020).

NPPES Registry Identity

NPI1447879317
Entity TypeIndividualFemale
Primary Taxonomy363AM0700X
Provider Legal NameCALEN LEMAY HARDINGCredential: PA-C
Location Address5301 E GRANT RDTucson, AZ 85712-2805
Mailing Address839 W Congress StTucson, AZ 85745-2819 · (520) 670-3909 · Fax (520) 309-2560
Phone(520) 324-1922
Sole ProprietorNo
Medical School CMSOtherGraduated 2020
Enumeration DateApril 10, 2020
Last NPPES UpdateApril 6, 20267 updates tracked since enumeration
NPPES CertifiedApril 6, 2026
✔ NPI 1447879317 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 3

★ Primary SpecialtyPhysician Assistant · MedicalPhysician Assistants & Advanced Practice Nursing Providers
Taxonomy Code363AM0700X
Licenses✔ Licensed in AZ · 8090✔ Licensed in WA · PA61233450
Also ListedPhysician AssistantTaxonomy 363A00000X · License PA61233450 (WA)
Also ListedPhysician Assistant · SurgicalTaxonomy 363AS0400X · License 8090 (AZ)
5301 E GRANT RD, Tucson, AZ 85712
Open in Google Maps ↗

Secondary Practice Locations 2

Location 12802 E District StTucson, AZ 85714-2081 · Phone (520) 301-2400
Location 26950 E Golf Links RdTucson, AZ 85730-1017 · Phone (520) 670-3909 · Fax (520) 309-2560

Other Identifiers 1

Medicaid2271160WA

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Blue Cross Blue Shield of Arizona.Insurance ›

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Calen Lemay Harding Pa-c 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 ID840610424
PECOS Enrollment IDI20201020002890
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.

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.

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.
78 services52 patients
Subsequent hospital care with straightforward or low level of medical decision making, per day, if using time, at least 25 minutes 99231
Follow-up hospital inpatient care is a daily service where a healthcare professional checks on your health progress during your hospital stay. Each session typically lasts 15 minutes, involving updates on your condition and adjustments to your treatment plan, if necessary.
42 services27 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.
42 services28 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.
41 services39 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.
39 services38 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.
26 services26 patients

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.

97.75/100
MIPS Final ScoreMerit-based Incentive Payment System · CMS Quality Payment Program
Scored as part of a group practice
Quality100
Improvement Activities40
Cost92.52

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.

HOLLY JEANNE GRAHAM M.D.
Anesthesiology
5301 E GRANT RD, THMEP
TUCSON, AZ 85712
Pima County (520) 324-5095
SAMANTHA PENN PHARMD
Pharmacist
5301 E GRANT RD
TUCSON, AZ 85712
Pima County (520) 324-5122
DR. VICTOR HUGO RUIZ PHARMD
Student in an Organized Health Care Education/Training Program
5301 E GRANT RD
TUCSON, AZ 85712
Pima County (520) 324-2516
SARA PETTEY SANDIFER MD
Student in an Organized Health Care Education/Training Program
5301 E GRANT RD
TUCSON, AZ 85712
Pima County (520) 324-5095
JOSHUA LEE M.D.
Internal Medicine
5301 E GRANT RD
TUCSON, AZ 85712
Pima County (520) 324-5524
VANESSA LYNN PORTOR RN
Registered Nurse (Lactation Consultant)
5301 E GRANT RD
TUCSON, AZ 85712
Pima County (520) 324-5730
MRS. KRISTY BELONE FNP-C
Nurse Practitioner (Family)
5301 E GRANT RD
TUCSON, AZ 85712
Pima County (520) 324-5461
LORRAINE Y YENTZER AGACNP
Nurse Practitioner (Gerontology)
5301 E GRANT RD
TUCSON, AZ 85712
Pima County (520) 327-5461

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 Calen Harding's NPI number?

The NPI number for Calen Harding is 1447879317. It was assigned to this individual provider in the NPPES registry on April 10, 2020.

Where is Calen Harding located?

Calen Harding practices at 5301 E Grant Rd, Tucson, AZ 85712. The listed phone number is (520) 324-1922.

What is Calen Harding's specialty?

The primary specialty registered for this NPI is Physician Assistant, specializing in Medical, with taxonomy code 363AM0700X.

Is Calen Harding enrolled in Medicare?

Yes. Calen Harding 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.

What insurance does Calen Harding accept?

Health plans from Blue Cross Blue Shield of Arizona list Calen Harding 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 Calen Harding was last updated on April 6, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 4 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.