JOHN FREDERICK MACMILLAN MD
NPI 1568449015
Internal Medicine in Sacramento, CA

Active since December 27, 2005PECOS EnrolledAccepts Medicare Assignment
2315 STOCKTON BLVD, MAIN HOSPITAL UNIVERSITY OF CALIFORNIA DAVIS HEALTH SYS, SACRAMENTO, CA 95817(918) 734-7508(918) 734-4810 Get Directions Write a Review

NPPES record last updated: April 21, 2014. Verified against the NPPES registry weekly; last sync: August 02, 2026.

About John Frederick Macmillan Md NPPES

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

JOHN FREDERICK MACMILLAN MD (NPI 1568449015) is an individual internal medicine provider in Sacramento, California, licensed in California (A688400) and active in the NPI registry since December 2005. He is enrolled in Medicare PECOS and is a graduate of Other (1995).

NPPES Registry Identity

NPI1568449015
Entity TypeIndividualMale
Primary Taxonomy207R00000X
Provider Legal NameJOHN FREDERICK MACMILLANCredential: MD
Location Address2315 STOCKTON BLVD, MAIN HOSPITAL UNIVERSITY OF CALIFORNIA DAVIS HEALTH SYSSacramento, CA 95817-2201
Mailing Address4150 V St, Suite 3400 University Of Califonia Davis School Of MediSacramento, CA 95817-1460 · (916) 794-3564 · Fax (916) 734-7924
Fax(918) 734-4810
Sole ProprietorNo
Medical School CMSOtherGraduated 1995
Enumeration DateDecember 27, 2005
Last NPPES UpdateApril 21, 2014
NPI 1568449015 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 3

Primary SpecialtyInternal MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207R00000X
License Licensed in CA · A688400
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.
Also ListedInternal Medicine · Hospice and Palliative MedicineTaxonomy 207RH0002X · License A68840 (CA)
Also ListedHospitalistTaxonomy 208M00000X · License A688400 (CA)
2315 STOCKTON BLVD, Sacramento, CA 95817

Other Identifiers 3

Medicare UPING70843
Medicare ID-Type UnspecifiedA688401CA
MedicaidA688400CA

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

John Frederick Macmillan 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 ID5395724231
PECOS Enrollment IDI20040715000370
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 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.

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.
186 services64 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.
44 services42 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.
43 services42 patients
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.
38 services20 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.
25 services25 patients
Initial hospital care with straightforward or low level of medical decision making, per day, if using time, at least 40 minutes 99221
Initial hospital inpatient care refers to the first day of your stay in the hospital. This service typically includes a 30-minute check-up with a healthcare professional. They'll assess your health, discuss your condition, and plan your treatment. It's part of ensuring you receive the best possible care.
20 services20 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 95817 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
$137.20 typical visit price
range $60.44 – $180.85
Typical copayment $34.30 (range $15.11 – $45.21)
Most-billed visit code 99204
Established Patient
$105.95 typical visit price
range $19.88 – $148.15
Typical copayment $26.48 (range $4.97 – $37.03)
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.

Referred Medical Equipment & Supplies CMS DME claims

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

Hospital bed, semi-electric (head and foot adjustment), with any type side rails, with mattress E0260
DME-Hospital Beds · category DB000N
2 suppliers13 claims13 services$28.42 avg. paid by Medicare
Dollar amounts are the average Medicare paid the supplier per service. They are not the cost to the patient.

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.

Social Worker (Clinical)
2315 STOCKTON BLVD
SACRAMENTO, CA 95817
Registered Nurse
2315 STOCKTON BLVD
SACRAMENTO, CA 95817
Emergency Medicine
2315 STOCKTON BLVD
SACRAMENTO, CA 95817
Specialist
2315 STOCKTON BLVD
SACRAMENTO, CA 95817
Student in an Organized Health Care Education/Training Program
2315 STOCKTON BLVD
SACRAMENTO, CA 95817
Surgery (Pediatric Surgery)
2315 STOCKTON BLVD
SACRAMENTO, CA 95817
Physical Therapy Assistant
2315 STOCKTON BLVD, ROOM 0512
SACRAMENTO, CA 95817
Occupational Therapist
2315 STOCKTON BLVD
SACRAMENTO, CA 95817

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 John Macmillan's NPI number?

The NPI number for John Macmillan is 1568449015. It was assigned to this individual provider in the NPPES registry on December 27, 2005.

Where is John Macmillan located?

John Macmillan practices at 2315 Stockton Blvd Main Hospital University Of California Davis Health Sys, Sacramento, CA 95817. The listed phone number is (918) 734-7508.

What is John Macmillan's specialty?

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

Is John Macmillan enrolled in Medicare?

Yes. John Macmillan 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 John Macmillan was last updated on April 21, 2014. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 12 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.