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DR. LEE A DIAMOND M.D.
NPI 1548276603
Internal Medicine - Infectious Disease in Riverdale, GA

Active since July 31, 2006PECOS EnrolledAccepts Medicare Assignment
100/100
CMS Quality Rating
6285 GARDEN WALK BLVD, STE A, RIVERDALE, GA 30274(770) 991-1500(770) 991-9047 Get Directions Write a Review

NPPES record last updated: April 28, 2013. Verified against the NPPES registry weekly; last sync: November 08, 2026.

About Dr. Lee A Diamond M.d. NPPES

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

DR. LEE A DIAMOND M.D. (NPI 1548276603) is an individual infectious disease provider in Riverdale, Georgia, licensed in Georgia (020689) and active in the NPI registry since July 2006. He is enrolled in Medicare PECOS, is affiliated with Piedmont Henry Hospital, and is a graduate of Other (1978).

NPPES Registry Identity

NPI1548276603
Entity TypeIndividualMale
Primary Taxonomy207RI0200X
Provider Legal NameDR. LEE A DIAMONDCredential: M.D.
Location Address6285 GARDEN WALK BLVD, STE ARiverdale, GA 30274-2612
Mailing Address6285 Garden Walk Blvd, Ste ARiverdale, GA 30274-2612 · (770) 991-1500 · Fax (770) 991-9047
Phone(770) 991-1500
Fax(770) 991-9047
Sole ProprietorYes
Medical School CMSOtherGraduated 1978
Enumeration DateJuly 31, 2006
Last NPPES UpdateApril 28, 2013
✔ NPI 1548276603 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal Medicine · Infectious DiseaseAllopathic & Osteopathic Physicians
Taxonomy Code207RI0200X
License✔ Licensed in GA · 020689
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.
6285 GARDEN WALK BLVD, Riverdale, GA 30274
Open in Google Maps ↗

Other Identifiers 3

Other1548276603GA · Npi
Medicare UPIND39740GA
Medicaid00232966FGA

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, billing reassignment, and ordering and referring status from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Dr. Lee A Diamond 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 ID8921047838
PECOS Enrollment IDI20060427000443
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 Reassignments

7

Medicare enrollment records show Lee Diamond reassigns Medicare billing to 7 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Infectious Diseases Associates, PC
Same address
Infectious Disease
6285 GARDEN WALK BLVD, STE A
Riverdale, GA 30274
  • Reassigned Medicare billing, Georgia enrollment
  • 3 clinicians in this Medicare group
NPI 1689881989 (770) 991-1500
Atlanta I.D. Group, PC
16 mi
Infectious Disease
275 COLLIER RD NW, SUITE 450
Atlanta, GA 30309
  • Reassigned Medicare billing, Georgia enrollment
  • Medicare enrollment name: Atlanta Id Group PC
  • 19 clinicians in this Medicare group
NPI 1699805697 (404) 351-8873
Aspirus Rhinelander & Tomahawk Hospitals & Clinics, Inc.
794 mi
Clinic/Center
272 CHRISTY ST
Amherst, WI 54406
  • Reassigned Medicare billing, Wisconsin enrollment
  • 935 clinicians in this Medicare group
NPI 1316616428 (715) 824-5151
Aspirus Stevens Point Hospital & Clinics, Inc.
802 mi
General Practice
3500 HOOVER RD
Stevens Point, WI 54481
  • Reassigned Medicare billing, Wisconsin enrollment
  • 619 clinicians in this Medicare group
NPI 1184082745 (715) 342-7900
Aspirus Merrill Hospital & Clinics, Inc.
849 mi
Critical Access
601 S CENTER AVE
Merrill, WI 54452
  • Reassigned Medicare billing, Wisconsin enrollment
  • 351 clinicians in this Medicare group
NPI 1124084678 (715) 536-5511
Aspirus Eagle River Hospital & Clinics, Inc.
890 mi
Critical Access
201 HOSPITAL RD
Eagle River, WI 54521
  • Reassigned Medicare billing, Wisconsin enrollment
  • 262 clinicians in this Medicare group
NPI 1346204385 (715) 479-7411
The Howard Young Medical Center, Inc.
895 mi
General Acute Care Hospital
240 MAPLE ST
Woodruff, WI 54568
  • Reassigned Medicare billing, Wisconsin enrollment
  • Medicare enrollment name: Howard Young Medical Center Inc Of Woodruff Wisconsin
  • 358 clinicians in this Medicare group
NPI 1134183171 (715) 356-8000

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 7

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 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.
264 services91 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.
66 services63 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.
64 services43 patients
Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more 99213
This is a routine visit for patients who have already been seen by the healthcare provider. During this approximately 20-29 minute appointment, your health status will be evaluated and any necessary treatments or tests will be discussed. It's a chance to address any health concerns you may have.
57 services31 patients
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.
55 services20 patients
Telephone or internet assessment with verbal and written report by consulting physician, 21-30 minutes 99448
This is a virtual consultation with a specialist doctor lasting between 21-30 minutes. It can take place over the phone or internet. After the session, the doctor will provide a written report about your health condition and any recommended next steps.
53 services31 patients

Hospital Affiliations CMS Care Compare

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

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 30274 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.

100/100
MIPS Final ScoreMerit-based Incentive Payment System · CMS Quality Payment Program
Individually scored
Quality84.58
Improvement Activities40
Cost100

Reported Quality Measures

Advance Care Plan
100%157 patients5/55-star benchmark: 100%
Controlling High Blood Pressure
54%132 patients3/55-star benchmark: 98%
Documentation of Current Medications in the Medical Record
100%912 patients5/55-star benchmark: 100%
Preventive Care and Screening: Body Mass Index (BMI) Screening and Follow-Up Plan
92%536 patients4/55-star benchmark: 100%
Preventive Care and Screening: Screening for High Blood Pressure and Follow-Up Documented
37%502 patients2/55-star benchmark: 100%
Preventive Care and Screening: Tobacco Use: Screening and Cessation Intervention
Patients combinedPopulations: 100% · 253 patients
Patients screened: 62% · 253 patients
100%32 patients5/55-star benchmark: 100%
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.

CENTER NEUROLOGY, P.C.
Specialist
6285 GARDEN WALK BLVD, SUITE C
RIVERDALE, GA 30274
Clayton County (770) 996-1352
DR. RICHARD PROKESCH M.D.
Internal Medicine (Infectious Disease)
6285 GARDEN WALK BLVD, STE A
RIVERDALE, GA 30274
Clayton County (770) 991-1150
DR. JOSEPH N. SABA M.D.
Specialist
6285 GARDEN WALK BLVD, SUITE C
RIVERDALE, GA 30274
Clayton County (770) 996-1352
INFECTIOUS DISEASES ASSOCIATES, PC
Internal Medicine (Infectious Disease)
6285 GARDEN WALK BLVD, STE A
RIVERDALE, GA 30274
Clayton County (770) 991-1500
INFECTIOUS DISEASE ASSOCIATES 2 LLC
Obstetrics & Gynecology (Gynecologic Oncology)
6285 GARDEN WALK BLVD, SUITE A
RIVERDALE, GA 30274
Clayton County (404) 943-0205

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 Lee Diamond's NPI number?

The NPI number for Lee Diamond is 1548276603. It was assigned to this individual provider in the NPPES registry on July 31, 2006.

Where is Lee Diamond located?

Lee Diamond practices at 6285 Garden Walk Blvd Ste A, Riverdale, GA 30274. The listed phone number is (770) 991-1500.

What is Lee Diamond's specialty?

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

Is Lee Diamond enrolled in Medicare?

Yes. Lee Diamond 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 organizations bill Medicare for Lee Diamond's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Lee Diamond reassigns Medicare benefits to 7 organizations: Infectious Diseases Associates, PC (Riverdale, GA), Atlanta I.D. Group, PC (Atlanta, GA), Aspirus Rhinelander & Tomahawk Hospitals & Clinics, Inc. (Amherst, WI), Aspirus Stevens Point Hospital & Clinics, Inc. (Stevens Point, WI), Aspirus Merrill Hospital & Clinics, Inc. (Merrill, WI) and 2 more organizations, listed in the Medicare section above. Each 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 Lee Diamond's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Lee Diamond 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 Lee Diamond 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 Lee Diamond affiliated with any hospitals?

According to CMS data, Lee Diamond is affiliated with Piedmont Henry Hospital.

When was this NPI record last updated?

The NPPES record for Lee Diamond was last updated on April 28, 2013. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 13 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.