Kathleen Lambert, MD
NPI 1689651390 · Hematology & Oncology Physician · Conyers, GA
Enrolled with Medicare as Practitioner - Hematology/Oncology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Kathleen Lambert, MD is a Hematology & Oncology Physician provider in Conyers, GA (NPI 1689651390).
Provider details
- NPI number
- 1689651390
- Entity type
- Individual
- Primary specialty
- Hematology & Oncology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Female
- Sole proprietor
- No
- License
- 070216 (GA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
20 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)25% of score
401 Medicare services, 2024 (ranked within specialty)
- Open Payments transparency10% of score
Has Open Payments disclosures (2024)
Medicare volume is ranked against active providers in the same specialty. Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our .
What this provider does (Medicare)
Based on Medicare fee-for-service claims, 2024; not all care is captured.
| Service (HCPCS) | Medicare services | Typical Medicare-allowed (2024) |
|---|---|---|
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 301 | $65 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 83 | $96 |
| New Patient Office Or Other Outpatient Visit With Moderate Level of Medical Decision Making, If Using Time, 45 Minutes Or More99204 | 17 | $132 |
Typical Medicare-allowed amounts for these services range $65–$132 (2024). The Medicare-allowed amount is what Medicare recognizes for a service under fee-for-service — a reference figure for 2024, not a price quote and not what you would be billed. Medicare Part B covers roughly an eighth of all NPIs (65+ skew); services with fewer than 11 beneficiaries are suppressed by CMS. Source: CMS Medicare Physician & Other Practitioners, by Provider & Service.
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 50 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Apixabanbrand: Eliquis | 118 | 27 |
| Gabapentin | 97 | 24 |
| Oxycodone Hcl | 75 | 14 |
| Anastrozole | 60 | 15 |
| Citalopram Hydrobromidebrand: Citalopram Hbr | 59 | — |
| Acyclovir | 58 | 12 |
| Tamoxifen Citrate | 55 | 13 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$7,876 across 60 records (Open Payments 2024)
Open Payments discloses payments and transfers of value (meals, travel, consulting, research, royalties) from drug and device makers to providers. This is a transparency signal, not a verdict — such payments are legal and common, and their presence is neither an endorsement nor a criticism. Source: CMS Open Payments, program year 2024.
Practice location
Mailing address
Registry dates
- Enumerated
- 2005-12-23
- Last updated
- 2020-12-01
- Certified
- 2020-12-01
Frequently asked questions
- What is Kathleen Lambert's NPI number?
- Kathleen Lambert's National Provider Identifier (NPI) is 1689651390, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Kathleen Lambert's specialty?
- Kathleen Lambert is listed in the NPPES registry with a primary specialty of Hematology & Oncology Physician (Allopathic & Osteopathic Physicians).
- Where is Kathleen Lambert located?
- Kathleen Lambert's practice location on file with NPPES is 1501 Milstead Rd Ne Ste 110, Conyers, GA 30012-3849.
- What is Kathleen Lambert's phone number?
- The practice phone number listed in the NPPES registry for Kathleen Lambert is (770) 760-9949.
- Does Kathleen Lambert accept Medicare?
- Kathleen Lambert is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Kathleen Lambert's NPI active?
- Yes — Kathleen Lambert's NPI (1689651390) is active in the NPPES registry as of the last update on 2020-12-01.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.