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DR. WAMBUI MACHUA M.D.
NPI 1144541079
Internal Medicine - Rheumatology in Atlanta, GA

Active since June 15, 2010PECOS EnrolledAccepts Medicare Assignment
98.5/100
CMS Quality Rating
77 COLLIER RD NW, SUITE 2080, ATLANTA, GA 30309(404) 367-3350(770) 916-7602 Get Directions Write a Review

NPPES record last updated: November 10, 2015. Verified against the NPPES registry weekly; last sync: August 02, 2026.

About Dr. Wambui Machua M.d. NPPES

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

DR. WAMBUI MACHUA M.D. (NPI 1144541079) is an individual rheumatology provider in Atlanta, Georgia, licensed in Georgia (069892) and active in the NPI registry since June 2010. She is enrolled in Medicare PECOS, is affiliated with Piedmont Hospital, and is a graduate of Other (2008).

NPPES Registry Identity

NPI1144541079
Entity TypeIndividualFemale
Primary Taxonomy207RR0500X
Provider Legal NameDR. WAMBUI MACHUACredential: M.D.
Location Address77 COLLIER RD NW, SUITE 2080Atlanta, GA 30309-1764
Mailing Address77 Collier Rd Nw, Suite 2080Atlanta, GA 30309-1764 · (404) 367-3350 · Fax (770) 916-7602
Phone(404) 367-3350
Fax(770) 916-7602
Sole ProprietorNo
Medical School CMSOtherGraduated 2008
Enumeration DateJune 15, 2010
Last NPPES UpdateNovember 10, 2015
✔ NPI 1144541079 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal Medicine · RheumatologyAllopathic & Osteopathic Physicians
Taxonomy Code207RR0500X
License✔ Licensed in GA · 069892
Definition
An internist who treats diseases of joints, muscle, bones and tendons. This specialist diagnoses and treats arthritis, back pain, muscle strains, common athletic injuries and collagen diseases.
77 COLLIER RD NW, Atlanta, GA 30309
Open in Google Maps ↗

Accepted Insurance

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

Dr. Wambui Machua M.d. 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 ID3577871680
PECOS Enrollment IDI20151008002261
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 5

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.

Injection, denosumab, 1 mg J0897
Denosumab is a medication given via injection to strengthen your bones. It works by slowing down the cells that break down bone, improving bone density and reducing the risk of fractures. It's often used for osteoporosis treatment.
1,200 services12 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.
166 services91 patients
Insertion of needle into vein for collection of blood sample 36415
This procedure involves inserting a small needle into a vein, typically in your arm, to collect a blood sample. It's a quick and simple process to help diagnose or monitor health conditions. You may feel a small prick, but discomfort is minimal.
98 services64 patients
Injection of drug or substance under skin or into muscle 96372
This procedure involves administering medication directly under the skin or into a muscle. A small needle is used to inject the drug, allowing it to be absorbed quickly into the bloodstream. It's a common method for delivering a variety of medications.
20 services12 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.
12 services12 patients

Hospital Affiliations CMS Care Compare 2

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

Piedmont Hospital

Acute Care Hospitals · Atlanta, GA
4/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number110083
Location1968 Peachtree Rd NWAtlanta, GA 30309 · Fulton County
Emergency services Birthing friendly

Piedmont Henry Hospital

Acute Care Hospitals · Stockbridge, GA
2/5 CMS rating
OwnershipGovernment - Hospital District or Authority
CMS Certification Number110191
Location1133 Eagle's Landing ParkwayStockbridge, GA 30281 · Henry County
Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 30309 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
$130.64 typical visit price
range $56.84 – $172.43
Typical copayment $32.66 (range $14.21 – $43.10)
Most-billed visit code 99204
Established Patient
$100.20 typical visit price
range $18.22 – $140.40
Typical copayment $25.05 (range $4.55 – $35.10)
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.

98.5/100
MIPS Final ScoreMerit-based Incentive Payment System · CMS Quality Payment Program
Scored as part of a group practice
Promoting Interoperability98
Improvement Activities40

Reported Quality Measures

Care Plan
Percentage of patients aged 65 years and older who have an advance care plan or surrogate decision maker documented in the medical record that an advance care plan was discussed but the patient did not wish or was not able to name a surrogate decision maker…
13%103 patients1/55-star benchmark: 100%
Colorectal Cancer Screening
Percentage of adults 50-75 years of age who had appropriate screening for colorectal cancer
71%84 patients3/55-star benchmark: 100%
Pneumococcal Vaccination Status for Older Adults
Percentage of patients 65 years of age and older who have ever received a pneumococcal vaccine
75%104 patients4/55-star benchmark: 100%
Preventive Care and Screening: Body Mass Index (BMI) Screening and Follow-Up Plan
Percentage of patients aged 18 years and older with a BMI documented during the current encounter or during the previous twelve months AND with a BMI outside of normal parameters, a follow-up plan is documented during the encounter or during the previous…
69%127 patients3/55-star benchmark: 100%
Preventive Care and Screening: Screening for Depression and Follow-Up Plan
Percentage of patients aged 12 years and older screened for depression on the date of the encounter using an age appropriate standardized depression screening tool AND if positive, a follow-up plan is documented on the date of the positive screen
2%114 patients1/55-star benchmark: 100%
Screening for Osteoporosis for Women Aged 65-85 Years of Age
Percentage of female patients aged 65-85 years of age who ever had a central dual-energy X-ray absorptiometry (DXA) to check for osteoporosis
73%63 patients3/55-star benchmark: 98%
Providers report different measures because they deliver different services; reporting more or less information is not a reflection of quality. Star ratings appear only where CMS assigned them.

Other Providers at the Same Location NPPES 5

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

MS. MICHELE ANN VOLANSKY PA-C
Physician Assistant
77 COLLIER RD NW, SUITE 2080
ATLANTA, GA 30309
Fulton County (404) 350-6622
PIEDMONT GYN AND OB PC
Obstetrics & Gynecology
77 COLLIER RD NW, SUITE 2010
ATLANTA, GA 30309
Fulton County (404) 355-6600
MRS. ANNA T DERISO RNC, WHNP
Nurse Practitioner
77 COLLIER RD NW, SUITE 2050
ATLANTA, GA 30309
Fulton County (404) 351-1002
ADHIKARI (LATA) REDDY M.D.
Internal Medicine (Rheumatology)
77 COLLIER RD NW, SUITE 2080
ATLANTA, GA 30309
Fulton County (404) 350-6622
WILLIAM ALAN BARBER M.D.
Surgery
77 COLLIER RD NW, SUITE 2050
ATLANTA, GA 30309
Fulton County (404) 351-1002

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 Wambui Machua's NPI number?

The NPI number for Wambui Machua is 1144541079. It was assigned to this individual provider in the NPPES registry on June 15, 2010.

Where is Wambui Machua located?

Wambui Machua practices at 77 Collier Rd NW Suite 2080, Atlanta, GA 30309. The listed phone number is (404) 367-3350.

What is Wambui Machua's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Rheumatology, with taxonomy code 207RR0500X.

Is Wambui Machua enrolled in Medicare?

Yes. Wambui Machua 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 Wambui Machua accept?

Health plans from Alliant Health Plans, Inc., Ambetter Health, Ambetter from Absolute Total Care, Ambetter of Alabama and Ambetter of North Carolina and 1 other insurer list Wambui Machua 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 Wambui Machua affiliated with any hospitals?

According to CMS data, Wambui Machua is affiliated with Piedmont Hospital and Piedmont Henry Hospital.

When was this NPI record last updated?

The NPPES record for Wambui Machua was last updated on November 10, 2015. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 10 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.