Twyla D. Ostercamp, D.O.
Family Medicine Physician · Forest City, IA
Twyla D. Ostercamp, D.O. is a family medicine physician with a practice address in Forest City, Iowa, and NPI 1376585380, issued on Jun 12, 2006. Check the license (Iowa 02877, as entered in NPPES) on the Iowa Board of Medicine; the Medicare figures below come from public CMS files.
- Name
- Twyla D. Ostercamp
- Credential
- D.O.
- Primary taxonomy
- Family Medicine Physician 207Q00000X
- License numbers
- 02877 IA
44534-021 WI
Self-reported in NPPES; status is on the state search - Practice location
- 635 East Hwy 9, Forest City, IA 50436
- Phone
- (641) 585-2904
- Enumerated
- Jun 12, 2006
- Record last updated
- Jan 15, 2025
- Fax
- (641) 428-4997
- Medicaid ID
- 43500100 WI
- Medicare enrollment
- Enrolled (PECOS I20111121000015); accepts Medicare assignment
- Entity
- Type 1 · individual
Verify Twyla D. Ostercamp in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersIowa Board of Medicine
Search for license 02877Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
76% more Medicare Part D claims than the average family medicine physician in 2024
6,236 Medicare Part D claims for 337 beneficiaries, against an average of 3,544 among the 117,163 providers of this specialty who prescribed in Part D. Brand-name drugs were 9% of claims. 202 claims were for opioids.
Most prescribed
- Atorvastatin Calcium254 claims
- Lisinopril254 claims
- Levothyroxine Sodium228 claims
- Eliquis189 claims
- Losartan Potassium172 claims
- Omeprazole136 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.
Bills Medicare through one group practice
- Belmond Community HospitalGarner, IA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
3 family medicine physician records list a practice address in Forest City
They are 3 of the 44 NPPES records with a practice address in Forest City, and 2,336 family medicine physician records in Iowa.
All 3 in Forest City → All 2,336 in Iowa → Every provider in Forest City →
Other family medicine physician records in Iowa
- Jennifer Aanestad, M.D.Durant, IA1386649341
- Amjad Abdelhady, MDSioux City, IA1033966700
- Afsana Abdullah, D.O.Bettendorf, IA1760583066
- Raja Ali Abdullah, MDCedar Falls, IA1356101000
- Laura Abels, DOAnkeny, IA1427313527
- Matthew AbendrothDes Moines, IA1972918894
- Mabra Abernathy, M.D.Coralville, IA1316922545
- Jennifer Abler, D.O.Altoona, IA1528159068
- Michael Abouassaly, M.D.West Burlington, IA1184790909
- Safa Abukhalil, M.B.B.SWest Des Moines, IA1982084463
Common questions
What is Twyla D. Ostercamp, D.O.'s NPI number?
Twyla D. Ostercamp, D.O.'s National Provider Identifier (NPI) is 1376585380, issued on Jun 12, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Twyla D. Ostercamp, D.O. located?
The NPPES record lists a practice address at 635 East Hwy 9, Forest City, IA, 50436. Phone: (641) 585-2904. Providers update this record themselves, so call before visiting.
How can I verify Twyla D. Ostercamp, D.O.'s license?
NPPES lists Iowa license number 02877, as entered by the provider. Search the Iowa Board of Medicine at https://dial.iowa.gov/about-dial/boards-and-commissions/medicine. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Twyla D. Ostercamp, D.O. prescribe under Medicare Part D?
In 2024, Twyla D. Ostercamp, D.O. had 6,236 Medicare Part D claims for 337 beneficiaries; the average among family medicine physician prescribers was 3,544. Part D covers Medicare prescriptions only.
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.