Kirstin Alexis Knobbe Lloyd, M.D.
Internal Medicine Physician · Phoenix, AZ
Kirstin Alexis Knobbe Lloyd, M.D. is an internal medicine physician with a practice address in Phoenix, Arizona, and NPI 1548615644, issued on Apr 27, 2016. Check the license (Arizona 57333, as entered in NPPES) on the Arizona Medical Board; the Medicare figures below come from public CMS files.
- Name
- Kirstin Alexis Knobbe Lloyd
- Credential
- M.D.
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License numbers
- 57333 AZ
A198062 CA
ME170328 FL
04-49602 KS
332157 NY
and 1 more
Self-reported in NPPES; status is on the state search - Practice location
- 4420 E Mcdowell RD, Phoenix, AZ 85008
- Phone
- (602) 858-4295
- Enumerated
- Apr 27, 2016
- Record last updated
- Jun 8, 2026
- Fax
- (602) 858-4297
- Medicare enrollment
- Enrolled (PECOS I20260116003167); 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 4420 E Mcdowell RD
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Lori Burke, FNPFamily Nurse Practitioner1699975508
- Amie Cocoros, MDInternal Medicine Physician1316502339
- Julia France, ANP-BCNurse Practitioner1629230529
- Aaron Saunders, MDInternal Medicine Physician1902148208
- Hollis Underwood, M.D.Internal Medicine Physician1770640369
Verify Kirstin Alexis Knobbe Lloyd in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersArizona Medical Board
Search for license 57333Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
69% fewer Medicare Part D claims than the average internal medicine physician in 2024
1,000 Medicare Part D claims for 145 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. Brand-name drugs were 18% of claims.
Most prescribed
- Atorvastatin Calcium110 claims
- Lisinopril67 claims
- Albuterol Sulfate Hfa35 claims
- Rosuvastatin Calcium35 claims
- Losartan Potassium31 claims
- Amlodipine Besylate30 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): 88.4 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).
Bills Medicare through 3 group practices
- Dreem Sleep Clinic OF CaliforniaSouth San Francisco, CA
- Dreem Sleep Clinic PAAustin, TX
- Tele-Medicine Medical Practice OF New York, P.C.New York, NY
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Kirstin Alexis Knobbe Lloyd among 2,853 internal medicine physician records in Arizona
Kirstin Alexis Knobbe Lloyd, M.D. 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 2016, is newer than 73% of them.
- NPI issued2016 · 73% of these records are older, 25% newer
- In a Medicare fileYes · 75% of these records are
- In the CMS Doctors and Clinicians fileYes · 58% of these records are
- Graduated2016 · median 2003 among the 1,643 with a school on file
- Record last updated2026 · 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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- Stephanie Berkshire, DOPhoenix, AZ 850081003853078
- Steve Kaplan, M.D.Phoenix, AZ 850081568418457
- Mohammed Khan, MDPhoenix, AZ 850081245270347
- Jasminder Mand, MDPhoenix, AZ 850081720021454
- Stephen Meenahan, DOPhoenix, AZ 850081396785036
- Lakshmi Murthy, MDPhoenix, AZ 850081588604128
Common questions
What is Kirstin Alexis Knobbe Lloyd, M.D.'s NPI number?
Kirstin Alexis Knobbe Lloyd, M.D.'s National Provider Identifier (NPI) is 1548615644, issued on Apr 27, 2016. An NPI identifies a provider in billing; it is not a license.
Where is Kirstin Alexis Knobbe Lloyd, M.D. located?
The NPPES record lists a practice address at 4420 E Mcdowell RD, Phoenix, AZ, 85008. Phone: (602) 858-4295. Providers update this record themselves, so call before visiting.
How can I verify Kirstin Alexis Knobbe Lloyd, M.D.'s license?
NPPES lists Arizona license number 57333, 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 Kirstin Alexis Knobbe Lloyd, M.D. prescribe under Medicare Part D?
In 2024, Kirstin Alexis Knobbe Lloyd, M.D. had 1,000 Medicare Part D claims for 145 beneficiaries; the average among internal medicine physician prescribers was 3,176. Part D covers Medicare prescriptions only.
What is Kirstin Alexis Knobbe Lloyd, M.D.'s MIPS final score?
The 2023 MIPS final score is 88.4 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.