Martha Ann Allen, M.D.
Internal Medicine Physician · Overland Park, KS
Martha Ann Allen, M.D. is an internal medicine physician with a practice address in Overland Park, Kansas, and NPI 1457618993, issued on Apr 23, 2012. Check the license (Kansas 0438258, as entered in NPPES) on the Kansas State Board of Healing Arts; the Medicare figures below come from public CMS files.
- Name
- Martha Ann Allen
- Credential
- M.D.
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License number
- 0438258 KS
Self-reported in NPPES; status is on the state search - Practice location
- 5701 W 119TH St Ste 240, Overland Park, KS 66209
- Phone
- (913) 491-6633
- Enumerated
- Apr 23, 2012
- Record last updated
- Sep 19, 2025
- Medicare enrollment
- Enrolled (PECOS I20150727001433); may accept Medicare assignment
- Medical or professional school
- University Of Kansas School Of Med (Kc/Wich/Sal), 2012
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest internal medicine physician records → All 1,010 in Kansas → Look up another NPI →
Also registered at 5701 W 119TH St Ste 240
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Joshua Ezell, D.O.Internal Medicine Physician1851632806
Verify Martha Ann Allen in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersKansas State Board of Healing Arts
Search for license 0438258Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
4.4 times the Medicare Part D claims of the average internal medicine physician in 2024
13,822 Medicare Part D claims for 805 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. Brand-name drugs were 11% of claims. 281 claims were for opioids.
Most prescribed
- Levothyroxine Sodium818 claims
- Atorvastatin Calcium767 claims
- Losartan Potassium613 claims
- Amlodipine Besylate502 claims
- Omeprazole471 claims
- Rosuvastatin Calcium398 claims
Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.
The practice group's MIPS final score for 2023 (Medicare payment program): 85.4 of 100
The Merit-based Incentive Payment System score is reported for the practice group, not for one clinician alone. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.
Source: CMS Quality Payment Program, MIPS performance year 2023, group reporting; category weights for 2023 (qpp.cms.gov).
Martha Ann Allen among 1,010 internal medicine physician records in Kansas
Martha Ann Allen, M.D. is one of 1,010 internal medicine physician records with a practice address in Kansas. 73% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2012, is newer than 55% of them.
- NPI issued2012 · 55% of these records are older, 42% newer
- In a Medicare fileYes · 73% of these records are
- In the CMS Doctors and Clinicians fileYes · 56% of these records are
- Graduated2012 · median 2008 among the 568 with a school on file
- Record last updated2025 · 49% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207R00000X and a Kansas practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
112 internal medicine physician records list a practice address in Overland Park
They are 112 of the 6,064 NPPES records with a practice address in Overland Park, and 1,010 internal medicine physician records in Kansas.
All 1,010 in Kansas → Every provider in Overland Park → Internal Medicine Physician nationwide →
The 8 internal medicine physician records with the nearest ZIP codes
- Andrea Arvan, MDOverland Park, KS 662091710978705
- Ernest Cattaneo, MDOverland Park, KS 662091730170648
- Donald Cohen, DOOverland Park, KS 662091093703373
- Alexander Davis, MDOverland Park, KS 662091679536940
- Marie Delcambre, MDOverland Park, KS 662091245221159
- John Dunlap, MDOverland Park, KS 662091265426506
- Jonathan Jacobs, M.D.Overland Park, KS 662091164458907
- Gerald Jantz, M.D.Leawood, KS 662091659362648
Common questions
What is Martha Ann Allen, M.D.'s NPI number?
Martha Ann Allen, M.D.'s National Provider Identifier (NPI) is 1457618993, issued on Apr 23, 2012. An NPI identifies a provider in billing; it is not a license.
Where is Martha Ann Allen, M.D. located?
The NPPES record lists a practice address at 5701 W 119TH St Ste 240, Overland Park, KS, 66209. Phone: (913) 491-6633. Providers update this record themselves, so call before visiting.
How can I verify Martha Ann Allen, M.D.'s license?
NPPES lists Kansas license number 0438258, as entered by the provider. Search the Kansas State Board of Healing Arts at https://www.ksbha.ks.gov/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Martha Ann Allen, M.D. prescribe under Medicare Part D?
In 2024, Martha Ann Allen, M.D. had 13,822 Medicare Part D claims for 805 beneficiaries; the average among internal medicine physician prescribers was 3,176. Part D covers Medicare prescriptions only.
What is Martha Ann Allen, M.D.'s MIPS final score?
The 2023 MIPS final score is 85.4 of 100, reported for the practice group. The average among 454,083 clinicians with a measured score was 83.5.
Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.
Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.