Ralph Adam Patterson, M.D.
Family Medicine Physician · Saint Johns, AZ
Ralph Adam Patterson, M.D. is a family medicine physician with a practice address in Saint Johns, Arizona, and NPI 1558719468, issued on Jun 1, 2016. Check the license (Arizona 58002, as entered in NPPES) on the Arizona Medical Board; the Medicare figures below come from public CMS files.
- Name
- Ralph Adam Patterson
- Credential
- M.D.
- Primary taxonomy
- Family Medicine Physician 207Q00000X
- License number
- 58002 AZ
Self-reported in NPPES; status is on the state search - Practice location
- 625 N 13TH W, Saint Johns, AZ 85936
- Phone
- (928) 337-3000
- Enumerated
- Jun 1, 2016
- Record last updated
- Aug 6, 2026
- Fax
- (928) 532-3561
- Medicare enrollment
- Enrolled (PECOS I20191024001016); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest family medicine physician records → All 3,119 in Arizona → Look up another NPI →
Also registered at 625 N 13TH W
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Ashley Kelepolo, NPFamily Nurse Practitioner1790450229
Verify Ralph Adam Patterson in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersArizona Medical Board
Search for license 58002Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
2.6 times the Medicare Part D claims of the average family medicine physician in 2024
9,123 Medicare Part D claims for 488 beneficiaries, against an average of 3,544 among the 117,163 providers of this specialty who prescribed in Part D. Brand-name drugs were 13% of claims. 371 claims were for opioids.
Most prescribed
- Atorvastatin Calcium464 claims
- Lisinopril449 claims
- Levothyroxine Sodium328 claims
- Amlodipine Besylate309 claims
- Omeprazole282 claims
- Albuterol Sulfate Hfa262 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: $15.63
1 payment: food and beverage; the largest payer was GlaxoSmithKline, LLC. The 55,478 providers of this specialty with any payment received $902.55 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
- Summit Healthcare Medical AssociatesSt Johns, AZ
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Ralph Adam Patterson among 3,119 family medicine physician records in Arizona
Ralph Adam Patterson, M.D. is one of 3,119 family medicine physician records with a practice address in Arizona. 75% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2016, is newer than 76% of them.
- NPI issued2016 · 76% of these records are older, 22% newer
- In a Medicare fileYes · 75% of these records are
- In the CMS Doctors and Clinicians fileYes · 57% of these records are
- Graduated2016 · median 2006 among the 1,775 with a school on file
- Record last updated2026 · 54% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207Q00000X and a Arizona practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
2 family medicine physician records list a practice address in Saint Johns
They are 2 of the 15 NPPES records with a practice address in Saint Johns, and 3,119 family medicine physician records in Arizona.
All 3,119 in Arizona → Every provider in Saint Johns → Family Medicine Physician nationwide →
The 8 family medicine physician records with the nearest ZIP codes
- Richie Bast, M.D.Saint Johns, AZ 859361649256587
- James Sielski, DOSt Johns, AZ 859361124001375
- Chad Brimhall, M.D.Snowflake, AZ 859371699095976
- Alan Dewitt, M.D.Snowflake, AZ 859371013988492
- Lincoln Hiatt, MDSnowflake, AZ 859371174147342
- David Murphy, D.O.Snowflake, AZ 859371417480047
- Larry Nichols, MDSnowflake, AZ 859371225009608
- Randal Shumway, DOSnowflake, AZ 859371962027326
Common questions
What is Ralph Adam Patterson, M.D.'s NPI number?
Ralph Adam Patterson, M.D.'s National Provider Identifier (NPI) is 1558719468, issued on Jun 1, 2016. An NPI identifies a provider in billing; it is not a license.
Where is Ralph Adam Patterson, M.D. located?
The NPPES record lists a practice address at 625 N 13TH W, Saint Johns, AZ, 85936. Phone: (928) 337-3000. Providers update this record themselves, so call before visiting.
How can I verify Ralph Adam Patterson, M.D.'s license?
NPPES lists Arizona license number 58002, as entered by the provider. Search the Arizona Medical Board at https://www.azmd.gov/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Ralph Adam Patterson, M.D. prescribe under Medicare Part D?
In 2024, Ralph Adam Patterson, M.D. had 9,123 Medicare Part D claims for 488 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.