Registry data as of Aug 27, 2026

Gerald Haas, DO

Family Medicine Physician · Albia, IA

Gerald Haas, DO is a family medicine physician with a practice address in Albia, Iowa, and NPI 1558357186, issued on Sep 20, 2005. Check the license (Iowa 01862, as entered in NPPES) on the Iowa Board of Medicine; the Medicare figures below come from public CMS files.

Record from CMS NPPES, loaded Aug 27, 2026 · Medicare files 2023 and 2024 · method · Verify with CMS →

NPPES recordas of Aug 27, 2026
1558357186
Name
Gerald Haas
Credential
DO
Primary taxonomy
Family Medicine Physician 207Q00000X
License number
01862 IA
Self-reported in NPPES; status is on the state search
Practice location
6582 165TH St, Albia, IA 52531
Phone
(641) 932-7172
Enumerated
Sep 20, 2005
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). A record is not a license: verify it with the state board.
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Also registered at 6582 165TH St

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Jennifer Archer, ARNPRegistered Nurse1023034543
  2. Jacklyn Auxter, D.O.Family Medicine Physician1285609859
  3. Jennifer Boley, ARNPOccupational Health Nurse Practitioner1538601968
  4. Joshua Harris, DOFamily Medicine Physician1952899338
  5. Lynnette Major, ARNPFamily Nurse Practitioner1326424425
  6. Kendra Martin, D.O.Family Medicine Physician1992112411

Verify Gerald Haas in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersIowa Board of Medicine
    Search for license 01862
    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS, AOA, NCCPA, AANPNot checked
Open the Iowa license search

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

79% fewer Medicare Part D claims than the average family medicine physician in 2024

722 Medicare Part D claims for 118 beneficiaries, against an average of 3,519 among the 111,126 providers of this specialty who prescribed in Part D.

  1. Gerald Haas722
  2. Specialty average3,519

Most prescribed

  1. Gabapentin45 claims
  2. Atorvastatin Calcium38 claims
  3. Eliquis33 claims
  4. Metoprolol Succinate33 claims
  5. Januvia30 claims
  6. Tamsulosin Hcl27 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 Medicare quality score for 2023: 97.6 of 100

The Merit-based Incentive Payment System score is reported for this clinician. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.

  1. Qualityout of 100 · 30% of the final score86.5
  2. Costout of 100 · 30%
  3. Promoting interoperabilityout of 100 · 25%100.0
  4. Improvement activities40 of 40 points · 15%100.0

Source: CMS Quality Payment Program, MIPS performance year 2023; category weights for 2023 (qpp.cms.gov).

4 family medicine physician records list a Albia practice address

They are 4 of the 39 NPPES records with a Albia practice address, and 2,300 family medicine physician records in Iowa.

Other family medicine physician records in Iowa

  1. Jennifer Aanestad, M.D.Durant, IA1386649341
  2. Amjad Abdelhady, MDSioux City, IA1033966700
  3. Afsana Abdullah, D.O.Bettendorf, IA1760583066
  4. Raja Ali Abdullah, MDCedar Falls, IA1356101000
  5. Laura Abels, DOAnkeny, IA1427313527
  6. Matthew AbendrothDes Moines, IA1972918894
  7. Mabra Abernathy, M.D.Coralville, IA1316922545
  8. Jennifer Abler, D.O.Altoona, IA1528159068
  9. Michael Abouassaly, M.D.West Burlington, IA1184790909
  10. Nesrin Abu Ata, M.D.Sioux City, IA1528297660

Common questions

What is Gerald Haas, DO's NPI number?

Gerald Haas, DO's National Provider Identifier (NPI) is 1558357186, issued on Sep 20, 2005. An NPI identifies a provider in billing; it is not a license.

Where is Gerald Haas, DO located?

The NPPES record lists a practice address at 6582 165TH St, Albia, IA, 52531. Phone: (641) 932-7172. Providers update this record themselves, so call before visiting.

How can I verify Gerald Haas, DO's license?

NPPES lists Iowa license number 01862, 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 Gerald Haas, DO prescribe under Medicare Part D?

In 2024, Gerald Haas, DO had 722 Medicare Part D claims for 118 beneficiaries; the average among family medicine physician prescribers was 3,519. Part D covers Medicare prescriptions only.

What is Gerald Haas, DO's Medicare quality score?

The 2023 MIPS final score is 97.6 of 100. The average among 454,083 clinicians with a measured score was 83.5.

Source: CMS National Plan and Provider Enumeration System (NPPES), loaded Aug 27, 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.

Every figure on PlainDoctor is rendered directly from the federal CMS NPPES registry, Medicare Part D, MIPS, and Open Payments records, no number is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 27, 2026.