DR. ALIN BORTAN (MD) – Infectious Disease Physician, NPI 1154545754

DR. ALIN BORTAN (MD) is a healthcare provider. based in New london, Connecticut. specializing in INTERNAL MEDICINE, INFECTIOUS DISEASE. They hold the professional credentials MD. They hold a License No. 48131 (CT). The NPI Number for DR. ALIN BORTAN (MD) is 1154545754

Main info

Male
29 Years Of Experience
Accepts Medicare Assignment
Name
DR. ALIN BORTAN (MD)
NPI
1154545754
Phone
(860) 444-3735
Address
365 MONTAUK AVENUE
Enumeration Date
13 April 2007
Last Update Date
11 January 2010

Doctor Profile

Medical School Name
OTHER
Secondary Phone
8604420711
Graduation Year
1997 (29 years ago)
PAC ID
1355487950
Group Practice PAC ID
9234156985
Professional Enrollment ID
I20091013000484
Address ID
CT063204700NE365XXAVEX300
Data current as of
19 May 2026

Profile Insights

NPPES metrics only — not quality of care.

Methodology
Experience52
Completeness75
Years active:19State licenses:1Digital endpointsOther names

3,447 INTERNAL MEDICINE in CT

Provider Addresses for DR. ALIN BORTAN (MD)

  • 365 MONTAUK AVENUE

    NEW LONDON, CT 06320

    Phone: (860) 444-3735

    Fax: (860) 443-1817

    Mailing address matches the actual address.

NPPES updates history

No NPPES updates recorded for this provider.

Prescription Activity

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Open Payments (CMS)

No Open Payments data available for this provider.

This can happen when there are no reportable CMS Open Payments records.

Medicare Enrollment & Revalidation

Source: CMS public data · Not endorsed by CMS ·

Educational use only—not medical, billing, or legal advice.

PECOS enrollment status

Participating (accepts Medicare assignment)

Enrollment effective: 2020-08-07

PECOS data refreshed: 2026-05-27

Medicare revalidation (CMS due date list)

Due date not assigned yet

CMS is tracking 2 Medicare enrollment records; no due dates published yet.

Enrollment records

2

Earliest due date

Not assigned (TBD)

CMS data updated

2026-06-01

Revalidation progress

  1. Medicare enrolled
  2. On CMS revalidation list
  3. Due date assigned
  4. Revalidate in PECOS

CMS enrollment records

Enrollment IDTypeSpecialtyStateDue date
I20091013000484IInfectious DiseaseCTTBD
I20200807002416IInternal MedicineRITBD

What to do next

  • No action required while the due date shows TBD.
  • Check the CMS Revalidation Lookup Tool periodically — CMS updates the list about every 60 days.
  • Do not submit a revalidation application in PECOS until CMS publishes a concrete due date.

Verify on CMS Revalidation Lookup Tool

Prepare CMS-855 application → · Look up this NPI in PECOS → · Verify on CMS PECOS

Medicare Utilization (FFS)

Source: CMS public data · Not endorsed by CMS · Beneficiary counts under 11 are suppressed in source data ·

Educational use only—not medical, billing, or legal advice.

Top Medicare procedures (2023) · refreshed 2026-05-27

HCPCSDescriptionServicesBeneficiariesMedicare allowed
99232Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes311138$0
99222Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes131123$0
99233Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes9869$0
99223Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes5049$0
99214Established patient office or other outpatient visit, 30-39 minutes1816$0
View full utilization report →

Insurance plans in this area (ZIP 06320)

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Group practice members

Group practice members are other physicians who share the same Group Practice PAC ID with this doctor. When doctors form a group practice and register in PECOS as a single entity, they receive a shared identification number. This table lists all providers in the same group practice.
PAC ID: 9234156985View full group profile
NameSpecialtyState
Hospitalist, Internal MedicineAL
-TN
Internal MedicineAL
Internal MedicineIL
Nurse PractitionerAL
-CT
-AL
Internal MedicineRI
Internal Medicine, Pulmonary Disease, Critical Care (Intensivists), Internal MedicineCT
Family PracticeCT

Reviews

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Frequently asked questions

What is DR. ALIN BORTAN (MD)'s NPI number?
DR. ALIN BORTAN (MD)'s NPI is 1154545754 — the number used across U.S. healthcare to identify this provider.
Would DR. ALIN BORTAN (MD) appear as active to a payer?
You can treat DR. ALIN BORTAN (MD) as active for directory purposes; confirm clinical privileges separately.
What expertise is attributed to DR. ALIN BORTAN (MD)?
DR. ALIN BORTAN (MD)'s specialty line reads Infectious Disease Physician. Clinical services aligned with this taxonomy classification.
Is DR. ALIN BORTAN (MD) located near New London?
DR. ALIN BORTAN (MD) currently maps to New London, Connecticut in this extract.
Can I trust this NPI listing for DR. ALIN BORTAN (MD)?
The listing is sourced from the national NPI registry. If something looks off, compare with NPPES and the clinic's website.

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