Lawrence P. Zyskowski, MD
Rheumatology Physician · Billings, MT
Lawrence P. Zyskowski, MD is a rheumatology physician with a practice address in Billings, Montana, and NPI 1841289410, issued on Oct 17, 2005. Check the license on the Montana Board of Medical Examiners; the Medicare figures below come from public CMS files.
- Name
- Lawrence P. Zyskowski
- Credential
- MD
- Primary taxonomy
- Rheumatology Physician 207RR0500X
- License number
- 41189 CO
Self-reported in NPPES; status is on the state search - Practice location
- 801 N 29TH St, Billings, MT 59101
- Phone
- (406) 238-2500
- Enumerated
- Oct 17, 2005
- Record last updated
- Feb 24, 2022
- Medicaid ID
- 32606761 CO
- Medicare enrollment
- Enrolled (PECOS I20130926000458); accepts Medicare assignment
- Medical or professional school
- University Of Minnesota Medical School, 1977
- Entity
- Type 1 · individual
8 nearest rheumatology physician records → All 20 in Montana → Look up another NPI →
Also registered at 801 N 29TH St
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Juan Adams, M.D.Allergy & Immunology Physician1144512096
- Daniel AlmeStudent in an Organized Health Care Education/Training Program1477349165
- Luis Alvarez, MDClinical Cardiac Electrophysiology Physician1417951922
- Annalee Anderson, MA, CCC-SLPSpeech-Language Pathologist1083047088
- Bijan Andrade, DPMFoot & Ankle Surgery Podiatrist1891059556
Verify Lawrence P. Zyskowski in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMontana Board of Medical ExaminersCheck the board
- 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
81% fewer Medicare Part D claims than the average rheumatology physician in 2024
384 Medicare Part D claims for 66 beneficiaries, against an average of 1,978 among the 6,301 providers of this specialty who prescribed in Part D. Brand-name drugs were 12% of claims.
Most prescribed
- Prednisone139 claims
- Celecoxib43 claims
- Allopurinol41 claims
- Hydroxychloroquine Sulfate34 claims
- Rinvoq26 claims
- Methotrexate24 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.
Industry payments in 2024: $24.46
1 payment: food and beverage; the largest payer was Amgen Inc. The 4,486 providers of this specialty with any payment received $8,538.33 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.
Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.
Bills Medicare through one group practice
- Rchp Billings - Missoula LLCMissoula, MT
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Lawrence P. Zyskowski among 20 rheumatology physician records in Montana
Lawrence P. Zyskowski, MD is one of 20 rheumatology physician records with a practice address in Montana. 70% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2005, is newer than 0% of them.
- NPI issued2005 · 0% of these records are older, 85% newer
- In a Medicare fileYes · 70% of these records are
- In the CMS Doctors and Clinicians fileYes · 65% of these records are
- Graduated1977 · median 2002 among the 13 with a school on file
- Record last updated2022 · 55% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RR0500X and a Montana practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Rheumatology Physician providers in Montana
There are 20 rheumatology physician records in Montana.
All 20 in Montana → Every provider in Billings → Rheumatology Physician nationwide →
The 8 rheumatology physician records with the nearest ZIP codes
- Enrico Arguelles, MDBillings, MT 591011932206505
- John Jenkins, M.D.Billings, MT 591011245267061
- Bruno Oliveira, MDBillings, MT 591011376762823
- Phillip Griffin, M.D.Billings, MT 591021013166164
- Steven Akre, MDGreat Falls, MT 594051114928090
- James Bennett, M.D.Helena, MT 596011588920896
- Robert McNutt, MDHelena, MT 596011811989148
- Steven Ecklund, M.D.Anaconda, MT 597111942260773
Common questions
What is Lawrence P. Zyskowski, MD's NPI number?
Lawrence P. Zyskowski, MD's National Provider Identifier (NPI) is 1841289410, issued on Oct 17, 2005. An NPI identifies a provider in billing; it is not a license.
Where is Lawrence P. Zyskowski, MD located?
The NPPES record lists a practice address at 801 N 29TH St, Billings, MT, 59101. Phone: (406) 238-2500. Providers update this record themselves, so call before visiting.
How can I verify Lawrence P. Zyskowski, MD's license?
Search the Montana Board of Medical Examiners at https://ebiz.mt.gov/POL/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Lawrence P. Zyskowski, MD prescribe under Medicare Part D?
In 2024, Lawrence P. Zyskowski, MD had 384 Medicare Part D claims for 66 beneficiaries; the average among rheumatology physician prescribers was 1,978. 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.