2026 NPPES data Hematology & Oncology Physician NPI 1396034187 MD
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REKHA KUMBLA, MD

Hematology & Oncology Physician in KENNESAW, Georgia. CMS National Plan and Provider Enumeration System profile including specialty classification, practice address, and Medicare prescribing data when reported.

Federal data — no proprietary rating. PlainDoctor publishes the actual CMS NPPES and Medicare records — NPI registration, specialty, practice location, and prescribing data — without a composite score or editorial opinion on top. Every field traces to a federal source.
Prescribing volume
2K
Medicare Part D claims · 246 beneficiaries · Hematology & Oncology Physician avg: 847
Generic prescribing
78%
generic claims · 22% brand-name · higher generic rates reduce patient out-of-pocket costs
What the federal data reveals: REKHA KUMBLA, MD is a Hematology & Oncology Physician ([object Object]) practicing in KENNESAW, Georgia with a Medicare Part D prescribing footprint of 2K claims across 246 beneficiaries — 22% brand-name prescribing .

What stands out: REKHA KUMBLA, MD filed 1,547 Medicare Part D claims in 2023 across KENNESAW, Georgia. Every figure on this page comes straight from federal CMS records, with no proprietary rating applied.

Board certification likely (heuristic — not verified)

REKHA KUMBLA, MD practices in an ABMS-board-eligible specialty and shows active CMS Medicare participation + 1 hospital affiliation — signals consistent with board-certified status. For verified board certification, see CertificationMatters.org (the official ABMS public lookup).

REKHA KUMBLA, MD at a glance

Quality data not reported

NPI registry status

Active

Issued 03/31/2011

NPI 1396034187

Primary specialty

Hematology & Oncology Physician

Mid-sized

11,215 US NPIs in this specialty

Medicare Part D claims

1,547 83% vs specialty avg

2023 prescription claims

Specialty avg: 847

Specialty distribution in Georgia

How Hematology & Oncology Physician compares to other specialties among Georgia providers

Georgia providers

Hematology & Oncology Physician share within Georgia

1. Hematology & Oncology Physician42%2. Internal medicine21%3. Family medicine17%4. Surgical12%5. Pediatric8%
Hematology & Oncology Physician share within Georgia

Specialty board-certification context

Estimated specialty board-certified rate — Hematology & Oncology Physician (ABMS / AOA reference)

Quality data not reported
Est. board-certified rate
78%
Hematology & Oncology Physician ABMS/AOA estimate

Est. board-certified rate (Hematology & Oncology Physician) — ABMS / AOA estimate

0%100%78%
Est. board-certified rate (Hematology & Oncology Physician) — ABMS / AOA estimate

The Merit-based Incentive Payment System (MIPS) scores providers 0–100 across four performance categories: Quality, Cost, Promoting Interoperability, and Improvement Activities, weighted under 42 CFR §414.1380. Reporting is voluntary for many small practices, so absence of a MIPS score is not a quality signal.

Board certification through an ABMS or AOA member board signals voluntary post-licensure examination plus continuous Maintenance of Certification cycles. Verify any individual provider's status through certificationmatters.org (ABMS) or osteopathic.org (AOA).

REKHA KUMBLA, MD is a Hematology & Oncology Physician provider practicing in KENNESAW, Georgia, according to the CMS National Plan and Provider Enumeration System (NPPES). Credentials: MD. NPI: 1396034187. This profile includes practice location, specialty classification, and organizational affiliations from the CMS provider registry. Provider information is self-reported to CMS and updated monthly.

REKHA KUMBLA, MD appears in the CMS NPPES registry as a Hematology & Oncology Physician provider holding MD credentials at 750 TOWNPARK LN NW, KENNESAW, GA, 30144, with a listed phone of (404) 365-0966. NPI 1396034187 was issued on 03/31/2011. Because NPPES data is self-reported by the provider and refreshed monthly, the address, phone, and specialty reflect what KUMBLA most recently submitted to CMS rather than a vetted directory listing, which is why patients should always confirm the practice is still at this location before scheduling.

Medicare Part D records for calendar year 2023 show 1,547 prescription claims written by this provider, covering 246 Medicare beneficiaries and totaling roughly $2.9 million in drug spend, split 22% brand-name and 78% generic by claim count, with an opioid prescribing rate of 7.4%. These figures capture only Medicare Part D — commercial insurance, Medicaid, and cash-pay prescriptions are not included, and any drug-beneficiary cell under 11 is suppressed by CMS for patient privacy.

Hematology & Oncology Physician is a mid-sized specialty nationwide, with 11,215 enrolled providers across 54 states and an average of 847 Part D claims per prescriber, so the context for interpreting these metrics differs meaningfully from a primary-care baseline. Important: PlainDoctor is a directory of publicly available government data, not medical advice, a malpractice database, or a quality rating. Inclusion here does not imply a recommendation, and absence of complaints or sanctions on this page does not mean none exist — always verify credentials through the NPPES NPI Registry, your state medical board, and the ABMS or AOA before making healthcare decisions.

Practice Address

750 TOWNPARK LN NW
KENNESAW, GA 30144

Provider Details

NPI 1396034187
Specialty Hematology & Oncology Physician
Credentials MD
Gender Female
NPI Issued 03/31/2011

Hospital and facility affiliations

Facilities where REKHA KUMBLA, MD bills Medicare from. Star ratings (1-5) are CMS Hospital Compare's "Hospital overall rating" — a composite of mortality, readmission, patient experience, safety, timely care, and efficient use of medical imaging measures. Source: CMS Care Compare.

THE SOUTHEAST PERMANENTE MEDICAL GROUP
JONESBORO, GA

Affiliations sourced from CMS Doctors and Clinicians National Downloadable File; hospital ratings from CMS Hospital General Information dataset (cross-referenced by facility name + state).

Brand vs generic prescribing mix · Typical

REKHA KUMBLA, MD — brand share 22.0%
Specialty average (est.)

22% brand-name claims vs 78% generic, on 1,547 2023 Medicare Part D claims.

The federal Medicare Part D Generic Dispensing Rate national benchmark sits near 90% generic / 10% brand for primary-care prescribers, per CMS Office of the Actuary 2024 estimates. Higher brand share is common in specialty prescribing where generic equivalents are not available.

Medicare Part D Prescribing Data

CMS Medicare Part D prescriber-level data for calendar year 2023.

1,547
Total Claims
$2.9M
Total Drug Cost
246
Medicare Beneficiaries

Prescribing Breakdown

30-Day Fills
2,276
Total Day Supply
59,402
Brand vs Generic
22% brand / 78% generic
Brand Drug Cost
$2.4M
Generic Drug Cost
$462K
Opioid Claims
115 (7.4% rate)
Antibiotic Claims
30

Patient Demographics

Average Patient Age
72.6 years
Avg HCC Risk Score
1.96
Gender Split
70% female / 30% male
Age Distribution
<65: 20, 65-74: 135, 75-84: 74, 85+: 17

Top Prescribed Drugs (Medicare Part D)

Top drugs by claim count for calendar year 2023. Based on Medicare Part D data only.

Drug Claims
Anastrozole
148
Dexamethasone
84
Letrozole
80
Tamoxifen Citrate
70
Prednisone
55
Ondansetron Hcl
52
Pradaxa
Dabigatran Etexilate Mesylate
48
Abiraterone Acetate
46
Nivestym
Filgrastim-Aafi
46
Exemestane
44

* Counts below 11 are suppressed by CMS for patient privacy. Generic names shown where available from CMS Part D data.

Hematology & Oncology Physician Overview

How REKHA KUMBLA, MD fits within the Hematology & Oncology Physician landscape nationally.

11,215
Hematology & Oncology Physician Providers in US
54
States with Hematology & Oncology Physician
847
Avg Claims per Provider

REKHA KUMBLA, MD's 1,547 claims are above the specialty average of 847.

Nearby Hematology & Oncology Physician Providers in Georgia

Other clinicians with the same primary specialty enrolled in Georgia, drawn from the same CMS NPPES roster as KUMBLA.

Compare Hematology & Oncology Physician nationally: see state-by-state distribution →

Frequently Asked Questions

What is REKHA KUMBLA, MD's specialty?
REKHA KUMBLA, MD specializes in Hematology & Oncology Physician and practices in KENNESAW, Georgia. Credentials: MD.
How much does REKHA KUMBLA, MD prescribe under Medicare Part D?
In 2023, REKHA KUMBLA, MD wrote 1,547 Medicare Part D claims totaling $2.9M in drug costs for 246 beneficiaries.
Where is REKHA KUMBLA, MD located?
REKHA KUMBLA, MD is located at 750 TOWNPARK LN NW, KENNESAW, GA, 30144. Phone: (404) 365-0966.
What is REKHA KUMBLA, MD's NPI number?
REKHA KUMBLA, MD's National Provider Identifier (NPI) is 1396034187, issued on 03/31/2011.
Does REKHA KUMBLA, MD prescribe more brand-name or generic drugs?
REKHA KUMBLA, MD's prescribing is 22% brand-name and 78% generic drugs by claim count, with $2.4M in brand drug costs.
Does REKHA KUMBLA, MD prescribe opioids?
Yes, REKHA KUMBLA, MD had 115 opioid claims in 2023 with an opioid prescribing rate of 7.4%.
How many Hematology & Oncology Physician providers are there in the US?
There are 11,215 Hematology & Oncology Physician providers across 54 states in the US. The average Hematology & Oncology Physician provider writes 847 Medicare Part D claims per year.
What drugs does REKHA KUMBLA, MD prescribe most often?
Based on 2023 Medicare Part D data, REKHA KUMBLA, MD's most frequently prescribed drugs include Anastrozole, Dexamethasone, Letrozole. This reflects Medicare Part D prescriptions only and does not include commercial insurance or other payer types.
Does REKHA KUMBLA, MD accept Medicare?
REKHA KUMBLA, MD appears in CMS Medicare data with 1,547 Part D claims and 246 Medicare beneficiaries in 2023. Contact the provider's office directly to confirm current Medicare enrollment and accepted plans.
How can I verify REKHA KUMBLA, MD's credentials?
REKHA KUMBLA, MD's NPI is 1396034187 with credentials MD. You can verify this through the NPPES NPI Registry, check state medical board records, and confirm board certification through the ABMS or AOA.

Data Sources

Provider Directory
CMS National Plan and Provider Enumeration System (NPPES), download.cms.gov/nppes, updated monthly. Contains NPI, specialty, credentials, and practice location.
Specialty Classification
NUCC Health Care Provider Taxonomy (nucc.org), the industry standard for classifying provider specialties in Medicare and Medicaid billing.
Prescribing Data
CMS Medicare Part D Prescriber Public Use File (2023). Includes claims, drug costs, beneficiaries, and opioid prescribing rates.
Limitations
Provider data is self-reported to CMS. Prescribing data reflects Medicare Part D only and does not include commercial insurance, Medicaid, or cash prescriptions. Claims below 11 beneficiaries are suppressed by CMS for privacy.

See our complete data methodology for details on how we collect and process government data.

Data as of April 2026 (NPPES) / 2023 (Medicare Part D). Source: Centers for Medicare & Medicaid Services (CMS).

Disclaimer: Data from CMS NPPES and Medicare Part D. PlainDoctor does not rate or rank providers. Provider information is self-reported and may not be current. Always verify information directly with the provider. About · Methodology