Alan Carl Klein, M.D.
Internal Medicine Physician · Neptune, NJ
Alan Carl Klein, M.D. is an internal medicine physician with a practice address in Neptune, New Jersey, and NPI 1710069471, issued on Oct 20, 2006. Check the license (New Jersey 25MA04346800, as entered in NPPES) on the New Jersey State Board of Medical Examiners; the Medicare figures below come from public CMS files.
- Name
- Alan Carl Klein
- Credential
- M.D.
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License number
- 25MA04346800 NJ
Self-reported in NPPES; status is on the state search - Practice location
- 1944 State Route 33 Ste 103, Neptune, NJ 07753
- Phone
- (732) 774-2336
- Enumerated
- Oct 20, 2006
- Record last updated
- Jul 8, 2007 (not updated in 19 years: call before relying on the address or phone)
- Fax
- (732) 774-2337
- Medicaid ID
- 3289800 NJ
- Medicare enrollment
- Enrolled (PECOS I20050609000484); accepts Medicare assignment
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest internal medicine physician records → All 4,632 in New Jersey → Look up another NPI →
Verify Alan Carl Klein in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersNew Jersey State Board of Medical Examiners
Search for license 25MA04346800Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
53% more Medicare Part D claims than the average internal medicine physician in 2024
4,862 Medicare Part D claims for 482 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. Brand-name drugs were 11% of claims. 28 claims were for opioids.
Most prescribed
- Atorvastatin Calcium490 claims
- Levothyroxine Sodium348 claims
- Amlodipine Besylate322 claims
- Metoprolol Succinate165 claims
- Losartan Potassium157 claims
- Rosuvastatin Calcium152 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: $232.83
8 payments; by number, the most common kind was food and beverage; the largest payer was AstraZeneca Pharmaceuticals LP. 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
- Shore Primary Care, P.C.Neptune, NJ
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Alan Carl Klein among 4,632 internal medicine physician records in New Jersey
Alan Carl Klein, M.D. is one of 4,632 internal medicine physician records with a practice address in New Jersey. 82% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2006, is newer than 8% of them.
- NPI issued2006 · 8% of these records are older, 50% newer
- In a Medicare fileYes · 82% of these records are
- In the CMS Doctors and Clinicians fileYes · 68% of these records are
- Graduated1980 · median 2000 among the 3,132 with a school on file
- Record last updated2007 · 63% 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 New Jersey practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
78 internal medicine physician records list a practice address in Neptune
They are 78 of the 1,392 NPPES records with a practice address in Neptune, and 4,632 internal medicine physician records in New Jersey.
All 4,632 in New Jersey → Every provider in Neptune → Internal Medicine Physician nationwide →
The 8 internal medicine physician records with the nearest ZIP codes
- Richard Abramowitz, MDNeptune, NJ 077531609856434
- Kimberly Atienza, M.D.Neptune, NJ 077531881653848
- Kathleen Dowling, M.D.Neptune, NJ 077531093796211
- Mayer Ezer, MDNeptune, NJ 077531417925538
- Oliver Felibrico, MDNeptune, NJ 077531649249715
- Tong Hao, MDTinton Falls, NJ 077531023085263
- Donald Hazley, M.D.Tinton Falls, NJ 077531588631295
- Christian Kaunzinger, MDNeptune, NJ 077531912976010
Common questions
What is Alan Carl Klein, M.D.'s NPI number?
Alan Carl Klein, M.D.'s National Provider Identifier (NPI) is 1710069471, issued on Oct 20, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Alan Carl Klein, M.D. located?
The NPPES record lists a practice address at 1944 State Route 33 Ste 103, Neptune, NJ, 07753. Phone: (732) 774-2336. Providers update this record themselves, so call before visiting.
How can I verify Alan Carl Klein, M.D.'s license?
NPPES lists New Jersey license number 25MA04346800, as entered by the provider. Search the New Jersey State Board of Medical Examiners at https://newjersey.mylicense.com/verification/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Alan Carl Klein, M.D. prescribe under Medicare Part D?
In 2024, Alan Carl Klein, M.D. had 4,862 Medicare Part D claims for 482 beneficiaries; the average among internal medicine physician prescribers was 3,176. 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.