MILLIE MAE HATHAWAY DO
NPI 1043847627
Family Medicine in Claremont, CA

Active since March 24, 2020PECOS Enrolled
35.98/100
CMS Quality Rating
1601 MONTE VISTA AVE STE 100, CLAREMONT, CA 91711(909) 630-7938(909) 469-2118 Get Directions Write a Review

NPPES record last updated: February 25, 2026. Verified against the NPPES registry weekly; last sync: July 19, 2026.

Record update history: Aug 25, 2023, May 30, 2023, Jul 27, 2022 and 1 more (4 updates tracked since 2020).

About Millie Mae Hathaway Do NPPES

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

MILLIE MAE HATHAWAY DO (NPI 1043847627) is an individual family medicine provider in Claremont, California, licensed in California (20A20053) and active in the NPI registry since March 2020. She is enrolled in Medicare PECOS, maintains 2 additional practice locations, and is a graduate of Other (2020).

NPPES Registry Identity

NPI1043847627
Entity TypeIndividualFemale
Primary Taxonomy207Q00000X
Provider Legal NameMILLIE MAE HATHAWAYCredential: DO
Location Address1601 MONTE VISTA AVE STE 100Claremont, CA 91711-6601
Mailing Address1601 Monte Vista Ave Ste 260Claremont, CA 91711-6604 · (909) 630-7938 · Fax (909) 469-2118
Fax(909) 469-2118
Sole ProprietorNo
Medical School CMSOtherGraduated 2020
Enumeration DateMarch 24, 2020
Last NPPES UpdateFebruary 25, 20264 updates tracked since enumeration
NPPES CertifiedFebruary 25, 2026
NPI 1043847627 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

Primary SpecialtyFamily MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207Q00000X
License Licensed in CA · 20A20053
Definition

Family Medicine is the medical specialty which is concerned with the total health care of the individual and the family. It is the specialty in breadth which integrates the biological, clinical, and behavioral sciences. The scope of family medicine is not limited by age, sex, organ system, or disease entity.

1601 MONTE VISTA AVE STE 100, Claremont, CA 91711

Secondary Practice Locations 2

Location 11770 N Orange Grove Ave Ste 101Pomona, CA 91767-3027 · Phone (909) 469-9494 · Fax (909) 469-2120
Location 21798 N Garey AvePomona, CA 91767-2918 · Phone (909) 865-9500

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

Enrolled in Medicare (PECOS)

Millie Mae Hathaway Do is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

PECOS PAC ID2062821127
PECOS Enrollment IDI20230525002823
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

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.

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.
51 services21 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 91711 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
$96.36 typical visit price
range $62.96 – $187.60
Typical copayment $24.09 (range $15.74 – $46.90)
Most-billed visit code 99203
Established Patient
$109.96 typical visit price
range $20.84 – $153.61
Typical copayment $27.49 (range $5.21 – $38.40)
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.

35.98/100
MIPS Final ScoreMerit-based Incentive Payment System · CMS Quality Payment Program
Scored as part of a group practice
Quality10.99
Promoting Interoperability0
Improvement Activities20
Cost69.6

Other Providers at the Same Location NPPES 12

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

Nurse Practitioner (Family)
1601 MONTE VISTA AVE STE 100
CLAREMONT, CA 91711
Family Medicine
1601 MONTE VISTA AVE STE 100
CLAREMONT, CA 91711
Family Medicine
1601 MONTE VISTA AVE STE 100
CLAREMONT, CA 91711
Physician Assistant
1601 MONTE VISTA AVE STE 100
CLAREMONT, CA 91711
Family Medicine
1601 MONTE VISTA AVE STE 100
CLAREMONT, CA 91711
Family Medicine
1601 MONTE VISTA AVE STE 100
CLAREMONT, CA 91711
Family Medicine (Sports Medicine)
1601 MONTE VISTA AVE STE 100
CLAREMONT, CA 91711
Clinic/Center (Health Service)
1601 MONTE VISTA AVE STE 100
CLAREMONT, CA 91711

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 Millie Mae Hathaway's NPI number?

The NPI number for Millie Mae Hathaway is 1043847627. It was assigned to this individual provider in the NPPES registry on March 24, 2020.

Where is Millie Mae Hathaway located?

Millie Mae Hathaway practices at 1601 Monte Vista Ave Ste 100, Claremont, CA 91711. The listed phone number is (909) 630-7938.

What is Millie Mae Hathaway's specialty?

The primary specialty registered for this NPI is Family Medicine with taxonomy code 207Q00000X.

Is Millie Mae Hathaway enrolled in Medicare?

Yes. Millie Mae Hathaway is registered in the Medicare PECOS enrollment system.

When was this NPI record last updated?

The NPPES record for Millie Mae Hathaway was last updated on February 25, 2026. NPI Profile syncs with the weekly NPPES data releases published by CMS.