NATHANIEL SPENCER HARRIMAN M.S.S., PA-C
NPI 1053862300
Physician Assistant - Medical in San Luis, AZ

Q: What is Nathaniel Harriman's NPI number?

The NPI number for Nathaniel Harriman is 1053862300. It was assigned to this individual provider in the NPPES registry on October 21, 2016.

Q: What is Nathaniel Harriman's specialty?

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

Active since October 21, 2016PECOS EnrolledAccepts Medicare Assignment

1896 E BABBITT LN, SAN LUIS, AZ 85349(928) 722-6112(928) 722-6113 Get Directions Write a Review

NPPES record last updated: December 19, 2016. Verified against the NPPES registry weekly; last sync: August 02, 2026.

Record update history: Dec 19, 2016, Oct 21, 2016 (2 updates tracked since 2016).

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About Nathaniel Spencer Harriman M.s.s., Pa-c NPPES

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

NATHANIEL SPENCER HARRIMAN M.S.S., PA-C (NPI 1053862300) is an individual medical provider in San Luis, Arizona, licensed in Arizona (6552) and active in the NPI registry since October 2016. He is enrolled in Medicare PECOS and is a graduate of Other (2016).

NPPES Registry Identity

NPI1053862300

Entity TypeIndividualMale

Primary Taxonomy363AM0700X

Provider Legal NameNATHANIEL SPENCER HARRIMANCredential: M.S.S., PA-C

Location Address1896 E BABBITT LNSan Luis, AZ 85349

Mailing AddressPo Box 1669San Luis, AZ 85349 · (928) 722-6112 · Fax (928) 722-6113

Phone(928) 722-6112

Fax(928) 722-6113

Sole ProprietorYes

Medical School CMSOtherGraduated 2016

Enumeration DateOctober 21, 2016

Last NPPES UpdateDecember 19, 20162 updates tracked since enumeration

✔ NPI 1053862300 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyPhysician Assistant · MedicalPhysician Assistants & Advanced Practice Nursing Providers

Taxonomy Code363AM0700X

License✔ Licensed in AZ · 6552

1896 E BABBITT LN, San Luis, AZ 85349

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Other Identifiers 1

Medicaid190373AZ

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Ambetter from Arizona Complete Health, Antidote Health Plan of Arizona, Inc., Blue Cross Blue Shield of Arizona and more.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

Nathaniel Spencer Harriman M.s.s., 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 ID8527347186

PECOS Enrollment IDI20161122002279

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.

X-ray of lower and sacral spine, minimum of 4 views 72110

An X-ray of the lower and sacral spine involves capturing images of your lower back and tailbone area. It helps in identifying issues like fractures, arthritis, or other abnormalities. At least four different angles or 'views' are taken to get a comprehensive picture.

38 services37 patients

Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more 99215

This service involves a follow-up appointment for existing patients, lasting between 40 to 54 minutes. During this time, your healthcare provider will assess your current health status, discuss any changes or concerns, review your treatment plan, and answer any questions you may have.

29 services27 patients

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.

26 services26 patients

X-ray of lower and sacral spine, 2-3 views 72100

An X-ray of the lower and sacral spine involves capturing images of your lower back area, including the tailbone. This procedure helps in identifying problems like fractures, infections, or deformities. 2-3 different angle views provide a comprehensive picture.

24 services20 patients

New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more 99204

This is a first-time office or outpatient visit lasting between 45-59 minutes. The healthcare provider evaluates your health, discusses your medical history, and may suggest further tests or treatments. It's an opportunity to ask questions and understand your health better.

13 services13 patients

New patient office or other outpatient visit with a high level of medical decision making, if using time, 60 minutes or more 99205

This is a first-time patient visit where a healthcare professional spends 60-74 minutes with you. It involves a comprehensive evaluation, including your medical history and current health condition. They'll also advise on preventive health measures and formulate a treatment plan if needed.

13 services13 patients

Other Providers at the Same Location NPPES 9

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

MS. ADLENE JOSEPH PMHNP-BC

Nurse Practitioner (Psychiatric/Mental Health)