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TAMMY MICHELLE HARMSEN P.A.-C.
NPI 1942289186
Physician Assistant in Macon, GA

Active since January 16, 2006PECOS EnrolledAccepts Medicare Assignment
90.8/100
CMS Quality Rating
380 HOSPITAL DR BLDG A STE 370, MACON, GA 31217(478) 464-1617 Get Directions Write a Review

NPPES record last updated: November 11, 2020. Verified against the NPPES registry weekly; last sync: August 09, 2026.

About Tammy Michelle Harmsen P.a.-c. NPPES

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

TAMMY MICHELLE HARMSEN P.A.-C. (NPI 1942289186) is an individual physician assistant in Macon, Georgia, licensed in Georgia (4323) and active in the NPI registry since January 2006. She is enrolled in Medicare PECOS, is affiliated with Coliseum Medical Centers, Llc, Dba, and maintains a secondary practice location in Macon.

NPPES Registry Identity

NPI1942289186
Entity TypeIndividualFemale
Primary Taxonomy363A00000X
Provider Legal NameTAMMY MICHELLE HARMSENCredential: P.A.-C.
Location Address380 HOSPITAL DR BLDG A STE 370Macon, GA 31217
Mailing Address380 Hospital Dr Bldg A Ste 370Macon, GA 31217 · (478) 464-1617
Phone(478) 464-1617
Sole ProprietorNo
Medical School CMSOtherGraduated 2004
Enumeration DateJanuary 16, 2006
Last NPPES UpdateNovember 11, 2020
NPPES CertifiedNovember 11, 2020
✔ NPI 1942289186 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyPhysician AssistantPhysician Assistants & Advanced Practice Nursing Providers
Taxonomy Code363A00000X
License✔ Licensed in GA · 4323
Definition
A physician assistant is a person who has successfully completed an accredited education program for physician assistant, is licensed by the state and is practicing within the scope of that license. Physician assistants are formally trained to perform many of the routine, time-consuming tasks a physician can do. In some states, they may prescribe medications. They take medical histories, perform physical exams, order lab tests and x-rays, and give inoculations. Most states require that they work under the supervision of a physician.
380 HOSPITAL DR BLDG A STE 370, Macon, GA 31217
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Other Names 1

Professional Name (2)Tammy Michelle Shaw

Secondary Practice Location 1

Location 1688 Walnut St, Ste 200Macon, GA 31201-2677 · Phone (478) 742-7566 · Fax (478) 743-2804

Other Identifiers 1

Medicaid657936652AGA

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Ambetter from Absolute Total Care, Ambetter Health, Ambetter of Alabama 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

Tammy Michelle Harmsen P.a.-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 ID7315906963
PECOS Enrollment IDI20041008000155
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 3

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.

Coronary artery bypass using artery graft, 1 graft 33533
A coronary artery bypass with one artery graft is a surgical procedure to improve blood flow to your heart. An artery from another part of your body is used to bypass a blocked or narrowed coronary artery. This can help reduce chest pain and risk of heart attack.
22 services22 patients
Harvest of vein using an endoscope 33508
Harvesting a vein using an endoscope is a procedure where a small camera is used to help surgeons remove a vein from your body. This vein is often used to bypass a blocked artery, improving blood flow to your heart.
20 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.
16 services16 patients

Hospital Affiliations CMS Care Compare

Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.

Coliseum Medical Centers, LLC, Dba

Acute Care Hospitals · Macon, GA
3/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number110164
Location350 Hospital DriveMacon, GA 31217 · Bibb County
Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 31217 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
$83.23 typical visit price
range $53.31 – $164.04
Typical copayment $20.80 (range $13.32 – $41.01)
Most-billed visit code 99203
Established Patient
$66.89 typical visit price
range $16.68 – $133.24
Typical copayment $16.72 (range $4.17 – $33.31)
Most-billed visit code 99213
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.

90.8/100
MIPS Final ScoreMerit-based Incentive Payment System · CMS Quality Payment Program
Scored as part of a group practice
Promoting Interoperability98
Improvement Activities20

Other Providers at the Same Location NPPES

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

MARGARET GARRETSON FNP-C
Nurse Practitioner
380 HOSPITAL DR BLDG A STE 370
MACON, GA 31217
Bibb County (478) 200-8152

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 Tammy Harmsen's NPI number?

The NPI number for Tammy Harmsen is 1942289186. It was assigned to this individual provider in the NPPES registry on January 16, 2006. The provider is also known as Tammy Michelle Shaw.

Where is Tammy Harmsen located?

Tammy Harmsen practices at 380 Hospital Dr Bldg A Ste 370, Macon, GA 31217. The listed phone number is (478) 464-1617.

What is Tammy Harmsen's specialty?

The primary specialty registered for this NPI is Physician Assistant with taxonomy code 363A00000X.

Is Tammy Harmsen enrolled in Medicare?

Yes. Tammy Harmsen 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 Tammy Harmsen accept?

Health plans from Ambetter Health, Ambetter from Absolute Total Care, Ambetter of Alabama, Ambetter of North Carolina and Ambetter of Tennessee list Tammy Harmsen 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.

Is Tammy Harmsen affiliated with any hospitals?

According to CMS data, Tammy Harmsen is affiliated with Coliseum Medical Centers, LLC, Dba.

When was this NPI record last updated?

The NPPES record for Tammy Harmsen was last updated on November 11, 2020. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 5 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.