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ALFONSO CLAUDIO HERNANDEZ M.D, M.P.H.
NPI 1164818092
Internal Medicine - Infectious Disease in Atlanta, GA

Active since April 07, 2015PECOS EnrolledAccepts Medicare Assignment
5673 PEACHTREE DUNWOODY RD STE 330, ATLANTA, GA 30342(404) 459-0002(404) 459-0003 Get Directions Write a Review

NPPES record last updated: May 17, 2021. Verified against the NPPES registry weekly; last sync: October 18, 2026.

About Alfonso Claudio Hernandez M.d, M.p.h. NPPES

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

ALFONSO CLAUDIO HERNANDEZ M.D, M.P.H. (NPI 1164818092) is an individual infectious disease provider in Atlanta, Georgia, licensed in Georgia (78368) and active in the NPI registry since April 2015. He is enrolled in Medicare PECOS, is affiliated with Saint Joseph's Hospital Of Atlanta, Inc, and is a graduate of Other (2011).

NPPES Registry Identity

NPI1164818092
Entity TypeIndividualMale
Primary Taxonomy207RI0200X
Provider Legal NameALFONSO CLAUDIO HERNANDEZCredential: M.D, M.P.H.
Location Address5673 PEACHTREE DUNWOODY RD STE 330Atlanta, GA 30342-5023
Mailing Address5673 Peachtree Dunwoody Rd Ste 330Atlanta, GA 30342-5023 · (404) 459-0002 · Fax (404) 459-0003
Phone(404) 459-0002
Fax(404) 459-0003
Sole ProprietorNo
Medical School CMSOtherGraduated 2011
Enumeration DateApril 7, 2015
Last NPPES UpdateMay 17, 2021
NPPES CertifiedMay 17, 2021
✔ NPI 1164818092 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyInternal Medicine · Infectious DiseaseAllopathic & Osteopathic Physicians
Taxonomy Code207RI0200X
License✔ Licensed in GA · 78368
Definition
An internist who deals with infectious diseases of all types and in all organ systems. Conditions requiring selective use of antibiotics call for this special skill. This physician often diagnoses and treats AIDS patients and patients with fevers which have not been explained. Infectious disease specialists may also have expertise in preventive medicine and travel medicine.
Also ListedStudent in an Organized Health Care Education/Training ProgramTaxonomy 390200000X
5673 PEACHTREE DUNWOODY RD STE 330, Atlanta, GA 30342
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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, billing reassignment, and ordering and referring status from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Alfonso Claudio Hernandez M.d, M.p.h. 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 ID2264835560
PECOS Enrollment IDI20210723002576
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.

Medicare Billing Reassignment

Medicare enrollment records show Alfonso Hernandez reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Northside Primary Care Professional Services,llc
0.2 mi
Family Medicine
1000 JOHNSON FERRY RD NE
Atlanta, GA 30342
  • Reassigned Medicare billing, Georgia enrollment
  • 466 clinicians in this Medicare group
NPI 1922397553 (855) 709-4535

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

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.

Critical care, first 30-74 minutes 99291
Critical care involves immediate and constant attention by a team of specially-trained health professionals. It's for patients with life-threatening conditions, requiring first 30-74 minutes of intense monitoring and treatment.
21 services11 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.
14 services11 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.
13 services13 patients

Hospital Affiliations CMS Care Compare 2

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

Saint Joseph's Hospital Of Atlanta, Inc

Acute Care Hospitals · Atlanta, GA
3/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number110082
Location5665 Peachtree Dunwoody RoadAtlanta, GA 30342 · Fulton County
Emergency services

Northside Hospital

Acute Care Hospitals · Atlanta, GA
3/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number110161
Location1000 Johnson Ferry Road, NEAtlanta, GA 30342 · Fulton County
Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 30342 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.

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.

ATLANTA CLINICAL CARE PC
Internal Medicine (Infectious Disease)
5673 PEACHTREE DUNWOODY RD STE 330
ATLANTA, GA 30342
Fulton County (404) 459-0002
DR. MANUEL DAMIAN RODRIGUEZ D.O.,M.S., M.P.H.
Internal Medicine (Infectious Disease)
5673 PEACHTREE DUNWOODY RD STE 330
SANDY SPRINGS, GA 30342
Fulton County (404) 459-0002
JULIANA DE FATIMA DA SILVA MD
Internal Medicine (Infectious Disease)
5673 PEACHTREE DUNWOODY RD STE 330
ATLANTA, GA 30342
Fulton County (404) 459-0002
MR. STEVEN I MARLOWE MD
Internal Medicine (Infectious Disease)
5673 PEACHTREE DUNWOODY RD STE 330
ATLANTA, GA 30342
Fulton County (404) 459-0002
MR. JAMES IAN MCMILLEN MD
Internal Medicine (Infectious Disease)
5673 PEACHTREE DUNWOODY RD STE 330
ATLANTA, GA 30342
Fulton County (404) 459-0002
FIONA XIAOYING ZHANG NP
Nurse Practitioner (Adult Health)
5673 PEACHTREE DUNWOODY RD STE 330
ATLANTA, GA 30342
Fulton County (404) 459-0002
MS. LAQUASHA BRIANA BOYD NP
Nurse Practitioner (Acute Care)
5673 PEACHTREE DUNWOODY RD STE 330
SANDY SPRINGS, GA 30342
Fulton County (404) 459-0002
MELISA M SHAH MD, MPH
Internal Medicine (Infectious Disease)
5673 PEACHTREE DUNWOODY RD STE 330
ATLANTA, GA 30342
Fulton County (404) 459-0002

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 Alfonso Hernandez's NPI number?

The NPI number for Alfonso Hernandez is 1164818092. It was assigned to this individual provider in the NPPES registry on April 7, 2015.

Where is Alfonso Hernandez located?

Alfonso Hernandez practices at 5673 Peachtree Dunwoody Rd Ste 330, Atlanta, GA 30342. The listed phone number is (404) 459-0002.

What is Alfonso Hernandez's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Infectious Disease, with taxonomy code 207RI0200X.

Is Alfonso Hernandez enrolled in Medicare?

Yes. Alfonso Hernandez 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.

Which organization bills Medicare for Alfonso Hernandez's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Alfonso Hernandez reassigns Medicare benefits to Northside Primary Care Professional Services,llc (Atlanta, GA). The reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for Alfonso Hernandez's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Alfonso Hernandez accept?

Health plans from Ambetter Health, Ambetter from Absolute Total Care, Ambetter of Alabama, Ambetter of North Carolina and Ambetter of Tennessee and 1 other insurer list Alfonso Hernandez 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 Alfonso Hernandez affiliated with any hospitals?

According to CMS data, Alfonso Hernandez is affiliated with Saint Joseph's Hospital Of Atlanta, Inc and Northside Hospital.

When was this NPI record last updated?

The NPPES record for Alfonso Hernandez was last updated on May 17, 2021. 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.