Recently Updated NPI Information — some details in this NPI profile have been updated in the NPI registry within the last 60 days.

HEIDI NATALIE MCMILLIN FNP-C
NPI 1750995924
Nurse Practitioner - Family in Chico, CA

Active since September 03, 2020PECOS EnrolledAccepts Medicare Assignment
1040 MANGROVE AVE, CHICO, CA 95926(530) 345-0064(855) 859-5485 Get Directions Write a Review

NPPES record last updated: June 22, 2026. Verified against the NPPES registry weekly; last sync: August 16, 2026.

About Heidi Natalie Mcmillin Fnp-c NPPES

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

HEIDI NATALIE MCMILLIN FNP-C (NPI 1750995924) is an individual family provider in Chico, California, licensed in California (95035813) and active in the NPI registry since September 2020. She is enrolled in Medicare PECOS and is a graduate of Other (2025).

NPPES Registry Identity

NPI1750995924
Entity TypeIndividualFemale
Primary Taxonomy363LF0000X
Provider Legal NameHEIDI NATALIE MCMILLINCredential: FNP-C
Location Address1040 MANGROVE AVEChico, CA 95926-3509
Mailing Address1040 Mangrove AveChico, CA 95926-3509 · (530) 345-0064 · Fax (530) 345-0680
Fax(855) 859-5485
Sole ProprietorNo
Medical School CMSOtherGraduated 2025
Enumeration DateSeptember 3, 2020
Last NPPES UpdateJune 22, 2026
NPPES CertifiedJune 22, 2026
NPI 1750995924 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

Primary SpecialtyNurse Practitioner · FamilyPhysician Assistants & Advanced Practice Nursing Providers
Taxonomy Code363LF0000X
License Licensed in CA · 95035813
Also ListedRegistered NurseTaxonomy 163W00000X · License 95189202 (CA)
1040 MANGROVE AVE, Chico, CA 95926

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

Heidi Natalie Mcmillin Fnp-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 ID4880194554
PECOS Enrollment IDI20250917001398
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.

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 95926 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
$90.32 typical visit price
range $58.87 – $176.60
Typical copayment $22.58 (range $14.71 – $44.15)
Most-billed visit code 99203
Established Patient
$103.36 typical visit price
range $19.28 – $144.60
Typical copayment $25.84 (range $4.82 – $36.15)
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.

Other Providers at the Same Location NPPES 14

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

Nurse Practitioner (Family)
1040 MANGROVE AVE
CHICO, CA 95926
General Practice
1040 MANGROVE AVE
CHICO, CA 95926
General Practice
1040 MANGROVE AVE
CHICO, CA 95926
General Practice
1040 MANGROVE AVE
CHICO, CA 95926
Nurse Practitioner (Women's Health)
1040 MANGROVE AVE
CHICO, CA 95926
Family Medicine
1040 MANGROVE AVE
CHICO, CA 95926
Family Medicine
1040 MANGROVE AVE
CHICO, CA 95926
General Practice
1040 MANGROVE AVE
CHICO, CA 95926

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 Heidi Mcmillin's NPI number?

The NPI number for Heidi Mcmillin is 1750995924. It was assigned to this individual provider in the NPPES registry on September 3, 2020.

Where is Heidi Mcmillin located?

Heidi Mcmillin practices at 1040 Mangrove Ave, Chico, CA 95926. The listed phone number is (530) 345-0064.

What is Heidi Mcmillin's specialty?

The primary specialty registered for this NPI is Nurse Practitioner, specializing in Family, with taxonomy code 363LF0000X.

Is Heidi Mcmillin enrolled in Medicare?

Yes. Heidi Mcmillin 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.

When was this NPI record last updated?

The NPPES record for Heidi Mcmillin was last updated on June 22, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 56 days 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.