Rong Rong Guo, MD
Internal Medicine Physician · Phoenix, AZ
Rong Rong Guo, MD is an internal medicine physician with a practice address in Phoenix, Arizona, and NPI 1104211705, issued on Mar 31, 2015. Check the license (Arizona 57149, as entered in NPPES) on the Arizona Medical Board; the Medicare figures below come from public CMS files.
- Name
- Rong Rong Guo
- Credential
- MD
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License numbers
- 57149 AZ
036-132750 IL
16056 NV
Self-reported in NPPES; status is on the state search - Practice location
- 1441 N 12TH St FL 2, Phoenix, AZ 85006
- Phone
- (602) 521-5200
- Enumerated
- Mar 31, 2015
- Record last updated
- Jul 13, 2020 (not updated in 6 years: call before relying on the address or phone)
- Fax
- (602) 521-5201
- Medicare enrollment
- Enrolled (PECOS I20190112000267); accepts Medicare assignment
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest internal medicine physician records → All 2,853 in Arizona → Look up another NPI →
Also registered at 1441 N 12TH St FL 2
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Rong Rong Guo in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersArizona Medical Board
Search for license 57149Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
10% fewer Medicare Part D claims than the average internal medicine physician in 2024
2,871 Medicare Part D claims for 393 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. Brand-name drugs were 60% of claims.
Most prescribed
- Levothyroxine Sodium313 claims
- Jardiance263 claims
- Ozempic242 claims
- Trulicity220 claims
- Farxiga152 claims
- Mounjaro152 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): 87.8 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).
Industry payments in 2024: $376.38
6 payments; by number, the most common kind was food and beverage; the largest payer was CeQur Corporation. The 50,334 providers of this specialty with any payment received $1,303.06 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
- Banner Physician Specialists Arizona LLCPhoenix, AZ
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Rong Rong Guo among 2,853 internal medicine physician records in Arizona
Rong Rong Guo, MD is one of 2,853 internal 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 2015, is newer than 70% of them.
- NPI issued2015 · 70% of these records are older, 27% newer
- In a Medicare fileYes · 75% of these records are
- In the CMS Doctors and Clinicians fileYes · 58% of these records are
- Graduated1992 · median 2003 among the 1,643 with a school on file
- Record last updated2020 · 51% 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 Arizona practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
695 internal medicine physician records list a practice address in Phoenix
They are 695 of the 31,399 NPPES records with a practice address in Phoenix, and 2,853 internal medicine physician records in Arizona.
All 2,853 in Arizona → Every provider in Phoenix → Internal Medicine Physician nationwide →
The 8 internal medicine physician records with the nearest ZIP codes
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- Lorna Honan, MDPhoenix, AZ 850061154395531
- Holger Kranich, M.D.Phoenix, AZ 850061780660266
- Marc Lee, MDPhoenix, AZ 850061962498709
- Stephen Leshin, M.D.Phoenix, AZ 850061396742771
- Anita Murcko, M.D.Phoenix, AZ 850061477558757
Common questions
What is Rong Rong Guo, MD's NPI number?
Rong Rong Guo, MD's National Provider Identifier (NPI) is 1104211705, issued on Mar 31, 2015. An NPI identifies a provider in billing; it is not a license.
Where is Rong Rong Guo, MD located?
The NPPES record lists a practice address at 1441 N 12TH St FL 2, Phoenix, AZ, 85006. Phone: (602) 521-5200. Providers update this record themselves, so call before visiting.
How can I verify Rong Rong Guo, MD's license?
NPPES lists Arizona license number 57149, 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 Rong Rong Guo, MD prescribe under Medicare Part D?
In 2024, Rong Rong Guo, MD had 2,871 Medicare Part D claims for 393 beneficiaries; the average among internal medicine physician prescribers was 3,176. Part D covers Medicare prescriptions only.
What is Rong Rong Guo, MD's MIPS final score?
The 2023 MIPS final score is 87.8 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.