DR. RICHARD E. NILSON (MD) – Psychiatry Physician, NPI 1154347524

DR. RICHARD E. NILSON (MD) is a healthcare provider. based in South portland, Maine. specializing in Psychiatry Physician. They hold the professional credentials MD. They hold a License No. MD18594 (ME). The NPI Number for DR. RICHARD E. NILSON (MD) is 1154347524

Main info

Male
49 Years Of Experience
Accepts Medicare Assignment
Name
DR. RICHARD E. NILSON (MD)
NPI
1154347524
Phone
(207) 661-6654
Address
78 ATLANTIC PL
Enumeration Date
15 July 2006
Last Update Date
15 July 2016

Doctor Profile

Medical School Name
UNIVERSITY OF CONNECTICUT SCHOOL OF MEDICINE
Secondary Phone
-
Graduation Year
1977 (49 years ago)
PAC ID
7315110426
Group Practice PAC ID
7517860588
Professional Enrollment ID
I20111107000403
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

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Provider Addresses for DR. RICHARD E. NILSON (MD)

  • 78, Atlantic Place, South Portland, Cumberland County, Maine, 04106, United States

    SOUTH PORTLAND, ME 041062316

    Phone: (207) 661-6654

    Fax: (207) 842-7773

    Type: Mailing

  • Maine Behavioral Healthcare, 12, Union Street, Rockland, Knox County, Maine, 04841, United States

    ROCKLAND, ME 048412739

    Phone: (207) 701-4400

    Fax: (207) 701-4487

    Type: Location

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: 2011-11-07

PECOS data refreshed: 2026-05-27

Medicare revalidation (CMS due date list)

Due date not assigned yet

CMS is tracking this Medicare enrollment for revalidation, but has not published a due date.

Enrollment records

1

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
I20111107000403IPsychiatryMETBD

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
99214Established patient office or other outpatient visit, 30-39 minutes26560$0
99213Established patient office or other outpatient visit, 20-29 minutes6540$0
View full utilization report →

Insurance plans in this area (ZIP 04106)

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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: 7517860588View full group profile

Reviews

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Frequently asked questions

How do I look up DR. RICHARD E. NILSON (MD) by NPI?
Use NPI 1154347524 when you need to reference DR. RICHARD E. NILSON (MD) in forms, claims, or directories.
Does this profile mean DR. RICHARD E. NILSON (MD) is currently active?
Yes — DR. RICHARD E. NILSON (MD) appears active in the national provider directory.
What kind of provider is DR. RICHARD E. NILSON (MD)?
The page reflects Psychiatry Physician for DR. RICHARD E. NILSON (MD). Clinical services aligned with this taxonomy classification.
What location metadata exists for DR. RICHARD E. NILSON (MD)?
The page summarizes South Portland, Maine for DR. RICHARD E. NILSON (MD); expand the address list for detail.
What if South Portland, Maine seems incomplete?
Street-level detail can be omitted — open the full address list for this NPI.

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